The present disclosure relates to the technical field of liquid crystals. Provided in the embodiments of the present disclosure are a dimming panel, a display panel, a display apparatus and a liquid crystal lens, which are at least used for solving the problem of functional partition implementation of dimming panels. The dimming panel comprises a first substrate, a second substrate and a plurality of conductive portions. The first substrate comprises a plurality of first electrodes, the plurality of first electrodes being arranged in a functional area. The second substrate is arranged opposite to the first substrate and comprises a plurality of second electrodes, the plurality of second electrodes being arranged in the functional area. The plurality of conductive portions are arranged between the first substrate and the second substrate and located in a peripheral area. The first substrate further comprises a plurality of second voltage signal lines arranged in the peripheral area, one second electrode being electrically connected to one second voltage signal line by means of at least one conductive portion, and the plurality of second voltage signal lines being configured to independently provide second voltage signals to respective corresponding second electrodes. The dimming panel is applied to the display apparatus or the liquid crystal lens.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Qin, Shaojie
Abrégé
The present application relates to the technical field of display, and provides a display panel and a manufacturing method therefor, and a display apparatus. The display panel comprises: a base substrate, wherein the base substrate comprises a display region and an identification region; a display device, wherein the display device is disposed in the display region of the base substrate; an optical sensor, wherein the optical sensor is disposed in the identification region of the base substrate and located on the side of the base substrate away from the display device, and the optical sensor is configured to measure brightness of ambient light; and a prism structure, wherein the prism structure is disposed in the identification region and located on the side of the base substrate away from the optical sensor, and the refractive index of the prism structure is greater than that of a film layer covering the prism structure. The present disclosure can enable the optical sensor to detect more large-angle light.
The present invention relates to a light-emitting panel. The light-emitting panel is provided with eye-clearance openings, and privacy protection regions are arranged on the peripheries of the eye-clearance openings. The light-emitting panel includes light-emitting devices and at least two shading layers. The shading layers are located in the privacy protection regions and are provided with light-transmitting openings. Orthographic projections of the light-transmitting openings on a driving backplane overlap with orthographic projections of the light-emitting devices on the driving backplane. Large-angle emitted light can be absorbed by the at least two shading layers, and small-viewing-angle emitted light is transmitted through the light-transmitting openings, such that the emitted light of the privacy protection regions is narrowed in a light-emitting direction through the shading layers. When the mask-type beauty apparatus is closely attached to the face, no emitted light irradiates the eyes, thereby protecting the eyes. In addition, the present invention avoids affecting the user's observation of external objects during use, for convenience and a good user experience. The present invention further provides the mask-type beauty apparatus comprising the described light-emitting panel.
Provided is a display substrate, comprising: a base substrate; a driving circuit layer, located on the base substrate, the driving circuit layer comprising a plurality of pixel driving circuits; and a light-emitting device layer, located on the side of the driving circuit layer away from the base substrate, the light-emitting device layer comprising a plurality of light-emitting devices, and the plurality of light-emitting devices being respectively electrically connected to the plurality of pixel driving circuits, wherein at least one light-emitting device comprises a stacked light-emitting device, the stacked light-emitting device comprises a first electrode, a first light-emitting unit located on the side of the first electrode away from the base substrate, a second electrode located on the side of the first light-emitting unit away from the base substrate, a second light-emitting unit located on the side of the second electrode away from the base substrate, and a third electrode located on the side of the second light-emitting unit away from the base substrate, each pixel driving circuit comprises a plurality of transistors, the first electrode is electrically connected to at least one transistor, the second electrode is electrically connected to at least one transistor, and the transistor electrically connected to the first electrode is different from the transistor electrically connected to the second electrode.
H10K 59/123 - Connexion des électrodes de pixel aux transistors à couches minces [TFT]
H10K 59/131 - Interconnexions, p. ex. lignes de câblage ou bornes
H10D 86/60 - Dispositifs intégrés formés dans ou sur des substrats isolants ou conducteurs, p. ex. formés dans des substrats de silicium sur isolant [SOI] ou sur des substrats en acier inoxydable ou en verre caractérisés par de multiples transistors en couches minces [TFT] les transistors TFT étant dans des matrices actives
H10K 59/35 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des sous-pixels rouge-vert-bleu [RVB]
G09G 3/3233 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED] utilisant une matrice active avec un circuit de pixel pour commander le courant à travers l'élément électroluminescent
5.
DISPLAY SUBSTRATE, DISPLAY PANEL, DISPLAY APPARATUS, AND MANUFACTURING METHOD FOR DISPLAY PANEL
Disclosed are a display substrate, a display panel, a display apparatus, and a manufacturing method for the display panel. The display substrate comprises: a plurality of heating trace groups, each heating trace group comprising: at least two heating traces extending in a second direction, and a first lead-out terminal and a second lead-out terminal connected to the heating tracings; a first bonding terminal group, the first bonding terminal group comprising: a first bonding terminal pair, the first bonding terminal pair comprising two first bonding terminals; one end of one of the first bonding terminals in the first bonding terminal pair is electrically connected to the first lead-out terminal, and one end of the other of the first bonding terminals in the first bonding terminal pair is electrically connected to the second lead-out terminal; and a test pad group, comprising two test pads arranged in the second direction.
Provided in the embodiments of the present disclosure are a pixel circuit and a driving method therefor, a display panel, and a display apparatus. A first reset circuit is added to a second electrode of a driving transistor, and during a refresh time period and a hold time period, the first reset circuit inputs different initialization voltages of a first initialization signal to the second electrode of the driving transistor, so as to realize differentiated settings of the voltage of the second electrode of the driving transistor during the hold time period and the refresh time period, thereby realizing the adjustable brightness and chromaticity differences between a refresh region and a hold region, eliminating the split-screen phenomenon, and improving the image quality.
G09G 3/32 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED]
G09G 3/3208 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED]
G09G 3/3291 - Détails des circuits de commande pour les électrodes de données dans lequel le circuit de commande de données fournit une tension de données variable pour le réglage du courant à travers les éléments électroluminescents, ou de la tension aux bornes de ces éléments
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Hou, Rui
Wang, Tao
Du, Mengmeng
Lu, Yuqun
Wang, Yulin
Gao, Tao
Abrégé
Disclosed are a touch display panel and a touch display apparatus. The touch display panel comprises: a substrate; a plurality of light-emitting devices, which are arranged on the substrate, wherein the plurality of light-emitting devices emit light of a plurality of colors; an encapsulation structure, which is located on the side of the plurality of light-emitting devices that is away from the substrate; a touch electrode layer, which is located on the side of the encapsulation structure that is away from the substrate; and a gray filter layer, which is located between the encapsulation structure and the touch electrode layer, so as to be reused as a touch buffer layer, wherein the orthographic projection of the gray filter layer on the substrate overlaps the orthographic projections of the plurality of light-emitting devices on the substrate.
The present disclosure relates to the technical field of display, and provides a display panel and a display device. The display panel comprises: a base substrate, a plurality of pixel driving circuit groups, data line groups, and a plurality of data connection lines. The plurality of pixel driving circuit groups are distributed in an array along row and column directions. Each pixel driving circuit group comprises a plurality of pixel driving circuit subgroups distributed in the row direction, and each pixel driving circuit subgroup comprises one or more rows of pixel driving circuits. The data line groups correspond to the pixel driving circuit groups. Each data line group comprises a plurality of data lines, and orthographic projections of the data lines on the base substrate extend along the column direction. The data lines in each data line group are located on one side or two sides of the corresponding pixel driving circuit group along the row direction. The plurality of data connection lines extend along the row direction. The data lines correspond to the pixel driving circuit subgroups, and each data line is connected, via a data connection line, to pixel driving circuits located in the same row within the corresponding pixel driving circuit subgroup. The display panel has a good display effect.
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Luo, Hongqiang
Xiao, Xingliang
Hu, Ming
Abrégé
A display panel and a display apparatus. The display panel comprises a display area and a bonding area disposed on one side of the display area, wherein the bonding area is provided with at least one second power supply signal line (2), at least one touch signal line group (4) and at least one touch connection line group (5), one end of the at least one second power supply signal line (2) is connected to a drive circuit layer of a touch area, the other end of the at least one second power supply signal line (2) is connected to a bonding pin area (2034), one end of the at least one touch signal line group (4) is connected to a touch structure layer of the touch area, the other end of the at least one touch signal line group (4) is connected to the bonding pin area (2034), one end of the at least one touch connection line group (5) is connected to the touch signal line group (4), and the other end of the at least one touch connection line group (5) is connected to a drive chip area (2033).
G06F 3/041 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction
G09G 3/3225 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED] utilisant une matrice active
The present disclosure relates to the technical field of display, and relates to a display panel and a display device. The display panel comprises a display area and a peripheral area; the display panel is provided with photo spacers used for supporting a fine metal mask; the peripheral area is provided with a common electrode connection ring surrounding the display area; and the arrangement density of the photo spacers between the common electrode connection ring and the display area is less than the arrangement density of the photo spacers in the display area. In the present disclosure, by reducing the arrangement density of photo spacers outside a display area, the influence on the patterning of touch wiring is reduced, thereby improving the yield and performance of the display panel.
An array substrate is provided. The array substrate includes a planarization layer; a pixel definition layer on the planarization layer; a light emitting layer on a side of the pixel definition layer away from the planarization layer; an insulation layer on a side of the light emitting layer away from the planarization layer; an organic material layer on a side of the insulation layer away from the planarization layer; and a color filter on a side of the organic material layer away from the planarization layer. The organic material layer is in direct contact with the color filter.
H10K 59/38 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des filtres de couleur ou des supports changeant de couleur [CCM]
H10K 59/12 - Affichages à OLED à matrice active [AMOLED]
A display panel and a display device. The display panel is provided with a plurality of sub-pixels, and comprises: a base substrate; a pixel defining layer, located on one side of the base substrate and provided with a plurality of sub-pixel openings; and a light shielding layer, located on the side of the pixel defining layer away from the base substrate and provided with a plurality of light-transmitting openings, wherein the plurality of light-transmitting openings have one-to-one correspondence to the plurality of sub-pixel openings, the light-transmitting openings and the sub-pixel openings form a plurality of opening groups, and each sub-pixel comprises a corresponding opening group. In each opening group, the orthographic projection of the sub-pixel opening on the base substrate at least partially overlaps with the orthographic projection of the light-transmitting opening on the base substrate, one of the sub-pixel opening and the light-transmitting opening is a petal-shaped opening having a petal-shaped planar shape, the petal shape comprises a combined shape formed by at least two ellipses that intersect and partially overlap with each other, the plurality of sub-pixels include a plurality of first-color sub-pixels, and among the plurality of opening groups of the plurality of first-color sub-pixels, the first identification directions of the petal-shaped openings of adjacent opening groups are different.
H10K 59/35 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des sous-pixels rouge-vert-bleu [RVB]
H10K 59/38 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des filtres de couleur ou des supports changeant de couleur [CCM]
H10K 59/122 - Structures ou couches définissant le pixel, p. ex. bords
H10K 59/12 - Affichages à OLED à matrice active [AMOLED]
13.
DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY APPARATUS
The present disclosure relates to the technical field of display, and provides a display substrate and a manufacturing method therefor, and a display apparatus. The display substrate comprises: a base substrate; light-emitting units and photoelectric sensing units located on the base substrate, the photoelectric sensing units being configured to generate electrical signals on the basis of light emitted by the light-emitting units and to transmit the electrical signals to a recognition circuit, and the recognition circuit being configured to be connected to a fingerprint recognition chip and to transmit the received electrical signals to the fingerprint recognition chip; and lens units, located on the side of the photoelectric sensing units away from the base substrate, the lens units corresponding to the photoelectric sensing units on a one-to-one basis, wherein each lens unit comprises a convex surface protruding away from the base substrate, an orthographic projection of each lens units on the base substrate overlaps with an orthographic projection of a photoelectric sensing unit on the base substrate, and the refractive index of the lens units is greater than the refractive index of a first film layer. The present disclosure can improve fingerprint recognition accuracy.
The present application belongs to the technical field of display. Disclosed are a driving backplane and a display panel. The driving backplane comprises: a substrate, and a plurality of pixel driving circuits, a plurality of first data lines and a plurality of second data lines, which are located on one side of the substrate. A plurality of first pixel driving circuits in one column of pixel driving circuits are electrically connected to one first data line, and a plurality of second pixel driving circuits in one column of pixel driving circuits are electrically connected to one second data line. In a first direction, a signal output point in a first pixel driving circuit and/or a signal output point in a second pixel driving circuit are/is distributed between a first data line and a second data line, and the minimum distance between each signal output point and the first data line and the minimum distance between each signal output point and the second data line are both greater than 0. In this way, two data lines can respectively provide data signals for different pixel driving circuits, thus ensuring that each pixel driving circuit has sufficient charging time, thereby improving the display effect.
G09G 3/3208 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED]
The present application relates to the technical field of display. Disclosed are a display panel and a display apparatus. The display panel comprises a base substrate, a plurality of light-emitting units, a pixel defining layer, an isolation layer, a support layer, and an encapsulation layer. Isolation columns in the isolation layer may be located between adjacent light-emitting units to block light rays emitted by the adjacent light-emitting units, thereby reducing light ray crosstalk and improving the display effect. In addition, the support layer may be configured to support the encapsulation layer, thus avoiding deformation of the encapsulation layer, and ensuring reliability of the display panel.
The present application relates to the technical field of display. Disclosed are a display panel and a fabrication method therefor, and a display apparatus. The display panel comprises a base substrate, a pixel-defining layer, first pixel isolation pillars, a plurality of light-emitting units, a cathode patterned material, and third electrode patterns. The third electrode patterns overlap first edge portions of second electrode patterns exposed from the cathode patterned material, and are connected to the first pixel isolation pillars, such that the first pixel isolation pillars serve as cathode auxiliary electrodes of the light-emitting units. Moreover, since the second electrode patterns of the light-emitting units are connected to the first pixel isolation pillars by means of the third electrode patterns, the second electrode patterns of the light-emitting units can receive cathode signals via the first pixel isolation pillars, thereby improving the reliability of cathode signal reception.
Disclosed in the present application are a beauty mask and a beauty instrument. The beauty mask comprises: a flexible light-emitting panel, a heat conduction plate, and a housing. The heat conduction plate is arranged between the flexible light-emitting panel and the housing, and the heat conduction plate is in contact with a heat dissipation structure in the flexible light-emitting panel. In this way, in a long-term lighting process of the flexible light-emitting panel, the heat of a panel body is first diffused by the heat dissipation structure and transferred to the heat conduction plate, so that the heat conduction plate can guide the heat to the outside in a timely manner, thereby preventing a user from being burned, and further improving the use experience of the beauty mask.
Disclosed in the present application are a display substrate and a display apparatus. The display substrate comprises a display region, a transition region, and a hole region, wherein the transition region surrounds the hole region, and the display region surrounds the transition region. The display substrate further comprises a base and a plurality of first signal lines located on one side of the base. Some of the first signal lines each comprise a first section, a connecting section, and a second section, which are connected in sequence, wherein the first section and the second section are located in the display region and both extend in a first direction, and the connecting section is located in the transition region. The first sections and the connecting sections of some of the first signal lines are located in different film layers, and the first sections and the second sections thereof are located in the same film layer. During part of the driving period of a picture frame, the valid periods of some adjacent first signal lines partially overlap with each other. By arranging the first signal lines in different film layers in the display region and the transition region, the present application controls the coupling between the first signal lines, thereby improving the display effect of a display panel.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Qin, Shaojie
Bao, Jiandong
Lu, Yuqun
Abrégé
The present application provides a display panel and a display apparatus. The display panel comprises a substrate, a light-emitting structure layer, a touch layer, a light filtering layer, and a light shielding layer. The light-emitting structure layer is located on a side of the substrate and comprises a plurality of sub-pixels. The touch layer is located on a side of the light-emitting structure layer away from the substrate, and the touch layer comprises a first electrode layer and a second electrode layer located on a side of the first electrode layer away from the substrate. At least a portion of the light filtering layer is located between the first electrode layer and the second electrode layer. The light shielding layer is located on a side of the light-emitting structure layer away from the substrate. The light shielding layer is provided with a plurality of openings, and an orthographic projection of each of the sub-pixels on the substrate at least partially overlaps with an orthographic projection of one of the openings on the substrate.
H10K 59/38 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des filtres de couleur ou des supports changeant de couleur [CCM]
H10K 59/35 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des sous-pixels rouge-vert-bleu [RVB]
G09F 9/33 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels à semi-conducteurs, p. ex. à diodes
G06F 3/041 - Numériseurs, p. ex. pour des écrans ou des pavés tactiles, caractérisés par les moyens de transduction
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Sun, Guodong
Lei, Guoping
Long, Zaiyong
Zhang, Kai
Song, Erlong
Zhang, Qi
Hu, Wenbo
Abrégé
The present disclosure provides a display substrate and a display device. The display substrate comprises: a base provided with a via hole, a barrier dam located in a hole peripheral region, a plurality of isolation pillars located on the side of the barrier dam facing away from a display region, a barrier structure located on the side of the plurality of isolation pillars facing away from the barrier dam, and a thin film packaging layer located on the side of the barrier dam facing away from the base. The hole peripheral region is arranged around the via hole, and the display region is arranged around the hole peripheral region; the thin film packaging layer covers the display region and extends through the barrier dam and the plurality of isolation pillars to the side of the barrier structure facing away from the base; at least one inorganic layer is arranged between the plurality of isolation pillars and the base; and the barrier structure is configured to block propagation of cutting cracks.
A circuit board and a display apparatus. The circuit board comprises a base layer; a wiring layer, located on one side of the base layer, the wiring layer comprising a plurality of signal lines, the plurality of signal lines being arranged in a first direction and extending in a second direction, and the first direction intersecting the second direction, wherein each signal line comprises a wiring portion, a transition portion and a connection portion which are sequentially arranged in the second direction, the signal lines comprise a first signal line, a second signal line and a third signal line, and the first signal line and the second signal line are adjacent and have signals of the same magnitude and opposite phases; and a first shielding layer, located on the side of the wiring layer facing away from the base layer, wherein the first shielding layer covers the wiring portions and part of each transition portion, and the orthographic projections of the first shielding layer and the connection portions on the base layer do not overlap. A first edge of the first shielding layer located in the region where the transition portions are located comprises a straight line segment and an arc line segment, wherein the straight line segment is at least perpendicular to and intersects with the orthographic projections of the first signal line and the second signal line on the base layer, and the arc line segment intersects with the orthographic projection of at least part of the third signal line on the base layer.
The present disclosure relates to the technical field of display, and provides a display module and a display apparatus. The display module of the present disclosure comprises a display substrate, a circuit board bonded to a backlight side of the display substrate, and a shielding cover. The shielding cover comprises a top cover and a side wall connected to the edge of the top cover. The top cover and the side wall form a shielding space for accommodating an electronic component on the circuit board. The end portion of the side wall away from the top cover has connection regions and non-connection regions that are alternately arranged. The shielding cover further comprises a connection portion, and the connection portion is connected to the end portions of the side wall in the connection regions; the connection portion is fixedly connected to the circuit board.
G09F 9/33 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels à semi-conducteurs, p. ex. à diodes
23.
DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE
The present disclosure relates to a display panel and a manufacturing method therefor, and a display device. The display panel comprises: a base substrate, a plurality of light-emitting units, a light-shielding portion, and a plurality of light-filtering portions. The plurality of light-emitting units are located on a side of the base substrate. The light-shielding portion is located on the side of the plurality of light-emitting units away from the base substrate and is provided with a plurality of light-transmitting openings, and the orthographic projections of the light-transmitting openings on the base substrate overlap the orthographic projections of the light-emitting units on the base substrate. At least a part of each light-filtering portion is located in the corresponding light-transmitting opening. The light-shielding portion comprises a first transflective layer, a first light-transmitting layer, and a reflective layer which are sequentially arranged in a direction away from the base substrate. The first transflective layer, the first light-transmitting layer, and the reflective layer form a first optical resonant cavity structure, and the first optical resonant cavity structure is configured to shield light emitted from the light-emitting units. In the present disclosure, the first optical resonant cavity structure can achieve the light shielding function, thereby improving the contrast, and avoiding color light crosstalk.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Yang, Yamin
Abrégé
The present disclosure belongs to the technical field of display. Provided are a display panel and a display device. The display panel in the present disclosure comprises a base substrate, a pixel defining layer arranged on the base substrate, and a plurality of light-emitting devices, wherein each light-emitting device comprises a first electrode, a light-emitting functional layer and a second electrode, which are sequentially arranged in a direction facing away from the base substrate, each light-emitting functional layer comprising at least a light-emitting layer and a common transmission layer, and the light-emitting devices share the common transmission layer; the pixel defining layer comprises a plurality of pixel openings and a barrier wall structure for forming the pixel openings; the light-emitting layers are at least partially defined in the pixel openings; the part of the barrier wall structure between every two adjacent pixel openings of at least some adjacent pixel openings is provided with at least one groove; the grooves are located on a surface of the side of the barrier wall structure facing away from the base substrate; and the common transmission layer is located in a first sub-portion of the barrier wall structure facing away from the base substrate and the first sub-portion is recessed in the grooves.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Li, Ting
Dong, Xiangdan
Gao, Wenhui
Wang, Qiwei
Liu, Zhen
Liu, Lang
Abrégé
An array substrate, a display panel, and a display device. The array substrate comprises a plurality of subpixels arranged in an array, and a plurality of scan control lines, data signal lines, and initial signal lines. Each subpixel comprises a pixel circuit and a light-emitting device electrically connected to the pixel circuit. Each scan control line is electrically connected to at least one row of pixel circuits. The scan control lines include first scan signal lines and first reset control lines. The array substrate further comprises a first GOA circuit and a second GOA circuit. The first GOA circuit comprises a plurality of first GOA units connected in cascade, and each first GOA unit provides a first scan signal to a coupling sub-circuit in one row of pixel circuits. The second GOA circuit comprises a plurality of second GOA units connected in cascade. The second GOA units are arranged on one side of a display area and perform single-side driving on the first reset control lines, or each second GOA unit provides a first reset control signal to coupling sub-circuits in two or more rows of pixel circuits.
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
26.
PIXEL DRIVING CIRCUIT, DISPLAY APPARATUS, AND METHOD OF OPERATING PIXEL DRIVING CIRCUIT
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Wu, Jianpeng
Zhang, Yi
Hu, Ming
Deng, Jiangtao
Liu, Biao
Cheng, Yudiao
Zhao, Pan
Xu, Lanxin
Han, Hui
Xiong, Kequan
Han, Hongda
Abrégé
A pixel driving circuit(PDC) is provided. The pixel driving circuit(PDC) includes a driving transistor(Td); a light emitting element(LE); a node(N3, N4) between the driving transistor(Td) and the light emitting element(LE); a fifth transistor(T5); and a second capacitor(C2). The second capacitor(C2) is connected to the fifth transistor(T5). The fifth transistor(T5) is connected to the node(N3, N4) between the driving transistor(Td) and the light emitting element(LE).
G09G 3/3208 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED]
A display substrate, comprising: a base (100), a plurality of first pins (21), a plurality of second pins (22), a plurality of third pins (23), and a plurality of first internal connection lines (31). The plurality of first pins (21) are located in a first signal access area (B11), the plurality of second pins (22) and the plurality of third pins (23) are located in a second signal access area (B12), and the plurality of second pins (22) are located on a side of the plurality of third pins (23) away from an active area (AA) in a first direction (D1). At least one first pin (21) is connected to at least one second pin (22) through at least one first internal connection line (31). The plurality of first internal connection lines (31) are located on a side of the plurality of second pins (22) close to the plurality of third pins (23) in the first direction (D1).
H10K 59/131 - Interconnexions, p. ex. lignes de câblage ou bornes
G09G 3/32 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED]
G02F 1/1345 - Conducteurs connectant les électrodes aux bornes de la cellule
The present application belongs to the technical field of display. Disclosed is a display device. The display device comprises: a first housing, a second housing, a third housing and a flexible display panel. After the second housing and the third housing slide in a direction away from the first housing, a display surface of a flat display portion is located on the same plane as most of the area in a first rollable display portion and most of the area in a second rollable display portion, so that the size of the area of the flexible display panel for displaying an image is relatively large. After the second housing and the third housing slide in a direction towards the first housing, the first rollable display portion can slide into the second housing, and the second rollable display portion can slide into the third housing, so that the size of the area of the flexible display panel for displaying an image is relatively small. In this way, when in a retracted state, the display device has a relatively small size so as to facilitate carrying, and when in an extended state, the display device also has a relatively large display surface for image display.
G09F 9/30 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels
A display module (000) and a display apparatus (100), relating to the technical field of display. The display module (000) comprises a display panel (00), a detection assembly (10), and a flexible printed circuit (20). The display panel (00) has a display area (01) and a non-display area (02) surrounding the periphery of the display area (01). The non-display area (02) comprises a first bonding area (02a) and a second bonding area (02b) arranged in a first direction (X). The detection assembly (10) is bonded and connected to a first pin group (03) in the first bonding area (02a). The flexible printed circuit (20) is bonded and connected to a second pin group (04) in the second bonding area (02b), and the flexible printed circuit (20) has at least two third target pins (21a) and at least one test capacitor (22). The at least two third target pins (21a) are correspondingly bonded to at least two second target pins (04a). By bonding the detection assembly (10) to the display panel (00) and providing the test capacitor (22) on the flexible printed circuit (20), after the flexible printed circuit (20) is bonded and connected to the second bonding area (02b), the detection assembly (10) can measure a capacitance signal of the test capacitor (22), so as to determine the state of bonding between the second target pins (04a) and the corresponding third target pins (21a).
G09F 9/33 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels à semi-conducteurs, p. ex. à diodes
G09G 3/00 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques
G01R 27/26 - Mesure de l'inductance ou de la capacitanceMesure du facteur de qualité, p. ex. en utilisant la méthode par résonanceMesure de facteur de pertesMesure des constantes diélectriques
30.
ARRAY SUBSTRATE, MANUFACTURING METHOD, AND DISPLAY DEVICE
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Huang, Yao
Wang, Rong
Hu, Ming
Dong, Xiangdan
Abrégé
The present disclosure provides an array substrate, a manufacturing method, and a display device. The array substrate comprises: a base substrate, comprising a plurality of pixel circuits. Each pixel circuit comprises: a driving transistor and a first capacitor. A gate of the driving transistor is electrically connected to a first electrode plate of the first capacitor by means of a first adapter portion. A first electrode of the driving transistor is electrically connected to a first node. A second electrode of the driving transistor is electrically connected to a second electrode plate of the first capacitor by means of a second adapter portion. The first adapter portion, the gate of the driving transistor, and the second adapter portion are arranged on the same layer. In the present disclosure, by arranging the first adapter portion, the gate of the driving transistor, and the second adapter portion on the same layer, the utilization rate of the layer can be greatly improved, so that the number of patterning processes can be reduced, thereby reducing process costs and improving production efficiency.
H10D 86/60 - Dispositifs intégrés formés dans ou sur des substrats isolants ou conducteurs, p. ex. formés dans des substrats de silicium sur isolant [SOI] ou sur des substrats en acier inoxydable ou en verre caractérisés par de multiples transistors en couches minces [TFT] les transistors TFT étant dans des matrices actives
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Wang, Qiwei
Fan, Cong
Du, Mengmeng
Huang, Yao
Dong, Xiangdan
Abrégé
Disclosed in the present disclosure are a display panel and a manufacturing method therefor, and a display device. The display panel comprises a base substrate (10), a first insulating layer (20), a first electrode layer (30), a light-emitting layer (40), and a second electrode layer (50). The first insulating layer (20) comprises first insulating structures (21), and the included angle between a side surface and a first bottom surface of each first insulating structure (21) is an acute angle. The first electrode layer (30) comprises first electrodes (31) and auxiliary electrodes (32), the first electrodes (31) cover partial areas of the first bottom surfaces, and the auxiliary electrodes (32) at least cover partial areas of the first bottom surfaces and the side surfaces of the first insulating structures (21). The light-emitting layer (40) is located on the side of the first electrode layer (30) distant from the base substrate (10). The second electrode layer (50) is located on the side of the light-emitting layer (40) distant from the base substrate (10).
A pixel circuit (21), comprising: a main light emission path (210), wherein a first terminal (210a) of the main light emission path (210) is connected to a first voltage terminal (VDD), and a second terminal (210b) of the main light emission path (210) is connected to a light-emitting device (22); the main light emission path (210) comprises at least two first transistors (T1) connected between the first terminal (210a) and the second terminal (210b), and the at least two first transistors (T1) are connected in series; the at least two first transistors (T1) comprise a driving transistor (TD) and at least one light emission control transistor (TL); and at least one first transistor (T1) comprises two gate electrodes, and the two gate electrodes are connected to form a control terminal of the first transistor (T1).
G09G 3/32 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED]
Disclosed in the present application are a display panel and a display module. The display panel comprises a flexible substrate, a pixel driving circuit, a light-emitting device, a bridge trace and an organic protective layer, wherein the bridge trace is electrically connected to the pixel driving circuit and at least partially located in a bending region; and the thickness of the part of the flexible substrate in a display region is greater than that of the part of the flexible substrate in the bending region, and the thickness of the organic protective layer is less than the thickness of the flexible substrate in the display region. In the present application, the thickness of the part of the flexible substrate in the bending region is set to be less than that of the part of the flexible substrate in the display region, and the thickness of the organic protective layer is set to be less than the thickness of the part of the flexible substrate in the display region, such that the thicknesses of film layers distributed on two sides of the bridge trace distributed in the bending region have a small difference or are equal, and in the process of bending the display panel, the compressive stress or tensile stress borne by the bridge trace located in the bending region is reduced, thereby further reducing the bending radius and improving the screen-to-body ratio of the display module.
A display substrate, comprising: a substrate; a plurality of light-emitting devices disposed on the substrate; an accommodating structure layer disposed on the side of the plurality of light-emitting devices away from the substrate and provided with a plurality of accommodating openings, orthographic projections of the accommodating openings on the substrate overlapping with orthographic projections of the light-emitting devices on the substrate; a light shielding layer located on the side of the accommodating structure layer away from the substrate and provided with a plurality of light-transmitting holes, orthographic projections of the light-transmitting holes on the substrate covering the orthographic projections of the accommodating openings on the substrate; and a plurality of color filter portions, at least part of the color filter portions being located in the accommodating openings. The light shielding layer is provided with a first auxiliary hole, and an orthographic projection of the first auxiliary hole on the substrate is within the range of an orthographic projection of the accommodating structure layer on the substrate; and/or the accommodating structure layer is provided with a second auxiliary hole, and an orthographic projection of the second auxiliary hole on the substrate is within the range of the orthographic projections of the light-transmitting holes on the substrate.
A display panel and a display device, relating to the technical field of display. The display panel comprises a base substrate (101), and a pixel defining layer (120), a plurality of sub-pixels, a first dimming functional layer (210), a second dimming functional layer (220), a third dimming functional layer (230) and a fourth dimming functional layer (240), which are disposed on the base substrate (101). The second dimming functional layer (220) is at least partially located in a first groove (211) on the first dimming functional layer (210), and the refractive index of the second dimming functional layer (220) is greater than the refractive index of the first dimming functional layer (210). The fourth dimming functional layer (240) is at least partially located in a second groove (231) on the third dimming functional layer (230), and the refractive index of the fourth dimming functional layer (240) is greater than the refractive index of the third dimming functional layer (230).
The present disclosure relates to the technical field of display. Provided are a shift register, a driving circuit, a display apparatus, and a driving method. The shift register comprises: a shift circuit, which is configured to control the potentials of a first node and a second node under the control of a first clock signal from a first clock terminal, a second clock signal from a second clock terminal, a first power supply voltage of a first power supply, a second power supply voltage of a second power supply, and a first input signal from a first input terminal; a gating circuit, which is configured to provide a first gating signal that is from a first gating terminal to a third node under the control of a gating input signal from a gating input terminal; a control circuit, which is configured to provide the potential of the first node to a fourth node under the control of the potential of the third node; and an output circuit, which is configured to provide the first power supply voltage or the second power supply voltage to a first output terminal under the control of the potential of the fourth node and the potential of the second node to serve as a first output signal.
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Zhang, Bing
Xue, Ziliang
Abrégé
A back film, which is applied to a display module. The back film comprises a first adhesive layer, a substrate layer, a second adhesive layer and a protective layer that are stacked, wherein the elastic modulus of the material of the second adhesive layer is less than the elastic modulus of the material of the substrate layer, and the elastic modulus of the material of the first adhesive layer is less than or equal to the elastic modulus of the material of the second adhesive layer.
G09F 9/30 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels
The present disclosure relates to the technical field of display. Disclosed are a display panel and a display apparatus, which enable a bezel of the display panel to be narrow. The display panel of the present application comprises a substrate layer; a driving layer, which is disposed on one side of the substrate layer; and at least two touch-control electrode layers, which are disposed on the side of the driving layer away from the substrate layer, wherein each touch-control electrode layer is provided with touch-control electrodes. The substrate layer comprises a display area and a non-display area, wherein the non-display area comprises a bending area, and the portion of the display panel corresponding to the bending area is used for bending; touch-control signal lines are provided in the non-display area, the touch-control signal lines are arranged in the same layer as at least one touch-control electrode layer, and the touch-control signal lines are electrically connected to the touch-control electrodes; the touch-control signal lines cross the bending area, and the portions of the touch-control signal lines in the bending area are used for bending along with the bending of the display panel; and a protective layer is provided in bending area, the protective layer is arranged on the side of the touch-control signal lines away from the substrate layer, and the material hardness of the protective layer is less than the material hardness of the touch-control signal lines.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Qiu, Haijun
He, Fan
Wei, Liheng
Zhang, Yi
Hu, Ming
Zhang, Tiaomei
Chu, Zhiwen
Yang, Huijuan
Long, Yixuan
Yu, Ziyang
Luo, Chang
Wang, Yiding
Ma, Hongwei
Wu, Jianpeng
Abrégé
The present disclosure relates to the technical field of display, and provides a shift register, a driving circuit, a driving method, and a display apparatus. The shift register comprises: a shift circuit configured to control the potentials of a first node and a second node, and provide a first power supply voltage or a second power supply voltage to a first output terminal as a first output signal; a gating circuit configured to provide a gating signal from a gating terminal to a third node under the control of a first input signal, a second input signal from a second input terminal and the first output signal; a control circuit configured to provide the potential of the first node to a fourth node and provide the potential of the second node to a fifth node under the control of the potential of the third node; and an output circuit configured to provide the first power supply voltage or the second power supply voltage to a second output terminal as a second output signal under the control of the potential of the fourth node and the potential of the fifth node.
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
An array substrate is provided. The array substrate includes one or more scan circuits; and one or more electrostatic discharge protection units. A respective scan circuit of the one or more scan circuits includes a plurality of scan units cascaded. The one or more scan circuits include one or more preceding stages. A respective electrostatic discharge protection unit of the one or more electrostatic discharge protection units is immediately adjacent to a first stage scan unit of the plurality of scan units of the respective scan circuit. The first stage scan unit is part of the one or more preceding stages.
H10D 86/60 - Dispositifs intégrés formés dans ou sur des substrats isolants ou conducteurs, p. ex. formés dans des substrats de silicium sur isolant [SOI] ou sur des substrats en acier inoxydable ou en verre caractérisés par de multiples transistors en couches minces [TFT] les transistors TFT étant dans des matrices actives
41.
DISPLAY SUBSTRATE, DISPLAY PANEL, AND DISPLAY APPARATUS
Embodiments of the present disclosure provide a display substrate, a display panel and a display apparatus. The display substrate has a display area and a peripheral area located at the periphery of the display area; The display substrate comprises: a substrate; a heating structure, which is located on one side of the substrate and comprises a plurality of first heating traces and a plurality of second heating traces, the plurality of first heating traces being located in the display area, and the plurality of second heating traces being located in the peripheral area; and a first light sensing structure, which is located in the peripheral area, wherein the orthographic projection of at least part of the first light sensing structure on the substrate does not overlap the orthographic projection of the second heating traces on the substrate.
H10D 86/60 - Dispositifs intégrés formés dans ou sur des substrats isolants ou conducteurs, p. ex. formés dans des substrats de silicium sur isolant [SOI] ou sur des substrats en acier inoxydable ou en verre caractérisés par de multiples transistors en couches minces [TFT] les transistors TFT étant dans des matrices actives
42.
DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY APPARATUS
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Yu, Tiancheng
Abrégé
The present disclosure relates to the technical field of display, and provides a display substrate and a manufacturing method therefor, and a display apparatus, capable of solving the problems of poor crosstalk performance and complicated manufacturing processes for partition structures in existing display substrates. The display substrate of the present disclosure comprises: a base substrate; a first electrode layer, comprising first electrodes of light-emitting devices; a pixel defining layer, provided with a plurality of pixel openings; a light-emitting functional layer, comprising light-emitting functional portions of the light-emitting devices; and a plurality of partition structures, configured to disconnect at least part of sub-functional layers in the light-emitting functional layer at positions corresponding to edges of the pixel openings, wherein each partition structure comprises a first sub-structure and a second sub-structure, which are respectively made of a first conductive material and a second conductive material, the second conductive material comprises a material obtained by a displacement reaction between the first conductive material and a first solution, and a solute in the first solution comprises a compound of ions of the second conductive material. The display substrate of the present disclosure has a simple manufacturing process and a good anti-crosstalk effect.
The present invention relates to a flexible circuit board. The flexible circuit board comprises a flexible circuit board body, an enveloping portion, and an insulating protective layer, wherein a first accommodating cavity is formed between the enveloping portion, the insulating protective layer, and the flexible circuit board body. When a corrosive medium penetrates into an edge of the flexible circuit board, the corrosive medium flows into the first accommodating cavity along a gap between the insulating protective layer and the flexible circuit board body, and a surface of the enveloping portion away from a component blocks the corrosive medium, thereby preventing the corrosive medium from corroding a pad of the component and a connection layer between the pad and a welding surface of the flexible circuit board body, and preventing the flexible circuit board from exhibiting poor conduction. The present disclosure further provides a display module comprising the flexible circuit board, and a display apparatus comprising the display module.
Disclosed in the present disclosure are a display panel (200) and a display apparatus (300). The display panel (200) comprises: a base substrate (20), a first electrode layer (24) and a first light-emitting layer (25). The base substrate (20) comprises a first sub-pixel region (21), a second sub-pixel region (22) and a third sub-pixel region (23). In a direction perpendicular to the base substrate (20), the distances between the respective first light-emitting layers (25) and reflective surfaces of respective first electrodes (241) in the first sub-pixel region (21), the second sub-pixel region (22) and the third sub-pixel region (23) are a first distance, a second distance and a third distance, respectively, wherein the first distance is greater than the second distance, and the first distance is greater than the third distance.
A display panel, comprising: an active area (AA) and a peripheral area at least partially surrounding the active area. The peripheral area comprises: at least one first border region (L1) extending in a first direction (X), at least one second border region (L2) extending in a second direction (Y), and at least one border corner region connected between the adjacent first border region (L1) and second border region (L2). The display panel further comprises: a base substrate, and a plurality of sub-pixels (Pxij) and at least one first signal line (110) disposed on the base substrate. The at least one first signal line (110) comprises: a first border trace (120) located in the first border region, a second border trace (130) located in the second border region, and at least one set of signal connection lines (140) located in the active area (AA). The first border trace (120) is electrically connected to the second border trace (130) via the at least one set of signal connection lines (140).
The present disclosure belongs to the technical field of display. Provided is a display substrate, by means of which the problem of the light utilization rate of a display substrate being low can be solved. The display substrate in the present disclosure comprises a base substrate, and a plurality of pixel units arranged on the base substrate, wherein each pixel unit comprises a pixel driving circuit and a light-emitting device connected to the pixel driving circuit; a planarization layer is provided on the side of the pixel driving circuit facing away from the base substrate, and the planarization layer is provided with a plurality of first grooves, with a first electrode of a light-emitting device covering a first groove; a pixel defining layer is provided on the side, which faces away from the base substrate, of a layer where first electrodes of light-emitting devices are located; the pixel defining layer is provided with a plurality of pixel openings; and an orthographic projection of a pixel opening on the base substrate is located within a range defined by an orthographic projection of a first groove on the base substrate.
A display panel, a display device, and a display method, relating to the technical field of display. The display panel comprises: a pixel array, the pixel array comprising a plurality of sub-pixel units, and each sub-pixel unit being electrically connected to a scan line and a data line; a control circuit, electrically connected to a plurality of control lines, a plurality of transmission lines and the plurality of data lines, the control circuit being configured to respectively connect the plurality of transmission lines to the plurality of data lines on the basis of control signals applied to the plurality of control lines; and a transmission circuit, electrically connected to the plurality of transmission lines, the transmission circuit being configured to apply, via the plurality of transmission lines and the plurality of data lines on the basis of scan signals applied to the scan lines, a plurality of data signals to the plurality of sub-pixel units for displaying one color.
G09G 3/3208 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED]
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Bao, Jiandong
Feng, Jingyi
Zhu, Li
Cao, Xilei
Zhang, Zhenhua
Shen, Wulin
Xie, Qian
Abrégé
The present disclosure relates to the technical field of displays, and discloses a display panel and a display apparatus, capable of improving the display uniformity of the display panel and enhancing display performance. The display panel comprises: a substrate layer; a driving layer, disposed on a side of the substrate layer, the driving layer being provided with a plurality of pixel circuits, and each of the pixel circuits comprising a driving unit; and, a light-emitting device layer, disposed on a side of the driving layer away from the substrate layer, the light-emitting device layer being provided with a plurality of light-emitting devices. The driving unit is electrically connected to a series unit, the series unit comprises at least two of the light-emitting devices connected in series, and the driving unit is electrically connected to a cathode of one of the light-emitting devices of the series unit.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Guo, Yonglin
Peng, Yina
Luo, Hongqiang
Abrégé
A pixel driving circuit and a driving method therefor, and a display substrate and a manufacturing method therefor. The pixel driving circuit comprises: a first control sub-circuit configured to establish communication between a first node and a fifth node under the control of a signal of a first scan signal end, and store a voltage difference between a signal of the first node and a signal of a first power supply end and a voltage difference between a signal of the fifth node and the signal of the first power supply end; a second control sub-circuit configured to provide a signal of a first initial signal end or a third node to the fifth node under the control of signals of a first reset signal end and a second scan signal end; and third control sub-circuits configured to provide a signal of a data signal end or a third initial signal end to a second node and provide a signal of a second initial signal end to a fourth node under the control of signals of the first scan signal end and second reset signal ends.
G09G 3/3208 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED]
A display module and a display device. The display module comprises: a substrate; and a pixel definition layer, a first structure, a light-emitting device, an encapsulation layer and a reflective structure, which are sequentially stacked on one side of the substrate, wherein the pixel definition layer is provided with a first opening and a second opening, the orthographic projection of the first structure on the substrate is located between the orthographic projections of the first opening and the second opening on the substrate, and the distance between the orthographic projections of the first structure and the first opening on the substrate is less than the distance between the orthographic projections of the first structure and the second opening on the substrate; the light-emitting device is located in the first opening, and the light-emitting device comprises a first electrode, a light-emitting layer and a second electrode, which are sequentially stacked in a direction away from the substrate, with the second electrode further extending to cover at least the first structure and the pixel definition layer; and the orthographic projection of the reflective structure on the substrate is located between the orthographic projections of the first structure and the second opening on the substrate, and the orthographic projection of the reflective structure does not overlap with the orthographic projections of the second opening and the first structure on the substrate.
H10K 59/50 - OLED intégrées avec des éléments de modulation de lumière, p. ex. avec des éléments électrochromes, des éléments photochromes ou des éléments à cristaux liquides
A display substrate and a display device. The display substrate comprises a base substrate (101) and a color film structure layer (105). The color film structure layer (105) comprises: a light extraction layer (107) comprising a plurality of light extraction portions; a color film layer (108) comprising a plurality of color filters, wherein portions of two adjacent color filters are located on the side of a same light extraction portion distant from the base substrate (101) and are both in contact with the surface of the side of the light extraction portion distant from the base substrate (101); a black matrix layer (109) located on the side of the color film layer (108) distant from the base substrate (101) and comprising a plurality of black matrices; and a plurality of improvement portions located on the side of the black matrix layer (109) close to the base substrate (101), wherein the orthographic projection of each black matrix on the base substrate (101) is located within the orthographic projection of a corresponding improvement portion on the base substrate (101), the surface of the side of the improvement portion distant from the base substrate (101) is in contact with the surface of the side of the black matrix close to the base substrate (101), and a step height between contacting surfaces of the improvement portion and the black matrix is less than or equal to 0.2 microns.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Liu, Bin
Bao, Jiandong
Yang, Ming
Zhou, Xin
Li, Zhen
Mao, Ning
Qin, Shaojie
Abrégé
A display panel and a display apparatus. The display panel comprises a substrate, a light-emitting structure layer, an optical structure layer and a filter layer. The light-emitting structure layer is provided on the substrate, and the light-emitting structure layer comprises a plurality of light-emitting units. The optical structure layer is provided on the side of the light-emitting structure layer away from the substrate; the optical structure layer comprises a plurality of first openings, and one first opening and one light-emitting unit overlap in the thickness direction of the display panel; the portion of the optical structure layer located between two adjacent first openings forms a lens, and the lens is provided with a second opening facing away from the substrate. The filter layer is provided on the side of the light-emitting structure layer away from the substrate; the filter layer comprises a plurality of filter units; each filter unit comprises a color filtering portion and a filling portion; the color filtering portions are located in the first openings, and the filling portion of at least one filter unit is located in the second opening to form a support body, wherein the surface of the side of the support body away from the substrate is flat.
H10K 59/50 - OLED intégrées avec des éléments de modulation de lumière, p. ex. avec des éléments électrochromes, des éléments photochromes ou des éléments à cristaux liquides
An array substrate is provided. The array substrate includes a planarization layer; an anode layer including a plurality of anodes on the planarization layer; a pixel definition layer on a side of the anode layer away from the planarization layer; and a plurality of isolation grooves extending into the planarization layer. The array substrate further includes a display area. A first side, a second side, a third side, and a fourth side surround the display area. The first side is opposite to the second side. The third side is opposite to the fourth side. The array substrate further includes an integrated circuit on the second side with respect to the display area. An isolation groove of the plurality of isolation grooves is on a second side with respect to a respective anode of a plurality of anodes.
The present invention relates to the technical field of display, and provides a display substrate and a manufacturing method therefor, which can solve the problem that the lines of sight of drivers are affected by emergent light of existing display substrates close to windshields and applied to on-board central control screens. The display substrate of the present invention comprises a base substrate, a plurality of light-emitting devices, and a pixel definition layer; each light-emitting device comprises a first electrode, a light-emitting layer, and a second electrode; the pixel definition layer is provided with a plurality of pixel openings; the orthographic projection of one first electrode on the base substrate at least partially overlaps with the orthographic projection of one pixel opening on the base substrate; the display substrate has a first side and a second side; and at least part of the surface, facing away from the base substrate, of the portion of each first electrode within the corresponding pixel opening has a non-uniform spacing from the base substrate, and a spacing from the base substrate to said part close to the first side is not less than a spacing from the base substrate to said part close to the second side. The display substrate of the present invention can effectively reduce light projected to a windshield side, thereby mitigating interference to a driver caused by the occurrence of projection.
The present application relates to the technical field of display. Disclosed are a display panel and a display module. The display panel comprises: a substrate, a plurality of sub-pixels, and a gate driver on array circuit, wherein the plurality of sub-pixels are located on one side of the substrate and are distributed in a display region; the gate driver on array circuit is located on one side of the substrate and is located in a non-display region; and the gate driver on array circuit comprises a plurality of gate driver on array units and a plurality of connection signal lines, wherein at least one of the plurality of connection signal lines is a target connection signal line, the target connection signal line comprises a first sub-signal line and a second sub-signal line that are stacked, the first sub-signal line is closer to the substrate than the second sub-signal line, and the second sub-signal line overlaps with the first sub-signal line. In the present application, on the basis that the line width of the target connection signal line is not increased, the impedance of the target connection signal line is reduced by means of overlapping the first sub-signal line with the second sub-signal line, such that the signal load can be reduced, thereby ensuring the display effect of the display panel.
H10K 59/131 - Interconnexions, p. ex. lignes de câblage ou bornes
G09G 3/3258 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED] utilisant une matrice active avec un circuit de pixel pour commander la tension aux bornes de l'élément électroluminescent
The present disclosure discloses a display panel and a display apparatus for improving display efficiency. The display panel according to an embodiment of the present disclosure comprises: a display substrate, comprising a base substrate and at least one reflective layer; and a light modulation structure, comprising a phase retardation film and an alignment structure. The alignment structure comprises a plurality of alignment film layers. The plurality of alignment film layers have the same refractive index in a first polarization direction, and any two adjacent alignment film layers have different refractive indices in a second polarization direction. The alignment structure is configured to transmit linearly polarized light in the first polarization direction and reflect linearly polarized light in the second polarization direction. The phase retardation film is configured to: mutually convert one of the linearly polarized light in the first polarization direction and the linearly polarized light in the second polarization direction into left-handed circularly polarized light, and mutually convert the other of the linearly polarized light in the first polarization direction and the linearly polarized light in the second polarization direction with right-handed circularly polarized light. The light modulation structure is configured to convert circularly polarized light reflected by the reflective layer into linearly polarized light in the second polarization direction, and to emit the linearly polarized light.
H10K 59/50 - OLED intégrées avec des éléments de modulation de lumière, p. ex. avec des éléments électrochromes, des éléments photochromes ou des éléments à cristaux liquides
G09F 9/33 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels à semi-conducteurs, p. ex. à diodes
G09F 9/30 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels
A shift register and a driving method therefor, a gate driving circuit, and a display substrate. The shift register comprises: a cascaded sub-circuit, configured to: provide a signal of a second clock signal terminal to a first node and a signal of a signal input terminal to a second node under the control of signals of the signal input terminal, a first clock signal terminal and the second clock signal terminal, and provide a signal of a first power supply terminal or a second power supply terminal to a cascaded output signal terminal under the control of signals of the first node and the second node; and a gating sub-circuit, configured to provide a signal of the first power supply terminal or the second power supply terminal to a driving output signal terminal under the control of signals of a masking signal terminal, a first control signal terminal, a second control signal terminal, a third control signal terminal, the first node and the second node.
G09G 3/3208 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED]
A display substrate and a display device. The display substrate comprises a display area and a non-display area located on at least one side of the display area, and comprises: a base substrate, and pixel driving circuits arranged in an array, a plurality of scanning signal lines, and a plurality of light-emitting signal lines that are arranged in the display area. At least one pixel driving circuit comprises: a writing transistor, a reset transistor, a compensation transistor, and a light-emitting transistor. A control electrode of at least one of the writing transistor, the reset transistor and the compensation transistor in at least one pixel driving circuit is electrically connected to at least one scanning signal line. The light-emitting transistor in at least one pixel driving circuit is electrically connected to at least one light-emitting signal line. At least one scanning signal line among the plurality of scanning signal lines and at least one light-emitting signal line among the plurality of light-emitting signal lines are arranged in different layers.
G09G 3/3225 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED] utilisant une matrice active
59.
PIXEL COMPENSATION CIRCUIT AND METHOD, AND DISPLAY APPARATUS
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Zhao, Yang
Peng, Bo
Huang, Chienpang
Han, Ting
Zhu, Le
Abrégé
Provided are a pixel compensation circuit and method and a display apparatus, which belong to the technical field of display. In the pixel compensation circuit, a sensing circuit can sense and output an electrical signal reflecting the temperature of a light-emitting device; when determining on the basis of the electrical signal that the temperature is abnormal, a sampling circuit can sample and output a real-time driving signal which is output by a pixel circuit to the light-emitting device; and, on the basis of the real-time driving signal, a compensation circuit can compensate a data signal. Therefore, the purpose of compensating a light-emitting driving signal output by the pixel circuit to the light-emitting device on the basis of the data signal can be achieved, and the effect of the abnormal temperature on the light-emitting driving signal can be avoided, thereby ensuring normal light emission of the light-emitting device, and achieving a good display effect of a display panel.
G09G 3/3208 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED]
60.
AUTOMATIC RESTART CIRCUIT AND METHOD FOR DISPLAY PANEL, AND DISPLAY MODULE
Provided are an automatic restart circuit and method for a display panel, and a display module, which belong to the technical field of display. In the automatic restart circuit, a control circuit and a switch circuit can cooperate with each other, so as to control, on the basis of a scanning signal reflecting whether a display panel is faulty, a charging/discharging node to be charged or discharged, and control the connection and disconnection between a power input terminal and a power management circuit on the basis of the voltage of the charging/discharging node. Therefore, when the display panel is faulty, by controlling the power input terminal to be disconnected from the power management circuit, the power management circuit stops supplying power to the display panel to control the display panel to power off, and when the display panel returns to normal, by controlling the power input terminal to be connected to the power management circuit, the power management circuit restores power supply to the display panel to control the display panel to power on, thereby completing an automatic restart of the display panel.
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
A display substrate and a display apparatus. The display substrate comprises a first display region (110) and a second display region (120). The light transmittance of the second display region (120) is greater than that of the first display region (110). The display substrate comprises: a light-emitting structure layer comprising a first light-emitting device and a second light-emitting device; a first organic dielectric structure located in the first display region (110) and provided with a first dielectric opening exposing at least part of a first anode (111), the first dielectric opening having a first dielectric slope angle; a second organic dielectric structure located in the second display region (120) and provided with a second dielectric opening exposing at least part of a second anode (112), wherein the second dielectric opening has a second dielectric slope angle, and the second dielectric slope angle is greater than the first dielectric slope angle.
A display module and a manufacturing method therefor, and a display device. The display module comprises: a display panel (10), comprising a display area (100) and a bonding area (200), wherein the bonding area (200) is connected to one side of the display area (100) in a second direction, the bonding area (200) comprises a first flat area (11), a bending area (13), and a second flat area (12), and the second flat area (12) is located on a backlight side of the display area (100); and a flexible circuit board (20), at least comprising a bonding portion (41) and at least one extension portion which are connected to each other, wherein the bonding portion (41) is arranged on the side of the second flat area (12) distant from the display area (100), the bonding portion (41) is reversely bonded to the second flat area (12), the extension portion is located on at least one side of the second flat area (12) in a first direction, the extension portion is configured to be connected to an extension portion device, and the first direction intersects the second direction.
Disclosed in the present application are a pixel driving circuit, a display substrate, and a display apparatus. The pixel driving circuit comprises a light-emitting unit, a driving module, a compensation module, and a reset module. The driving module is configured to control the light emission of the light-emitting unit under the control of a data signal. The compensation module is configured to compensate for a data signal, and comprises a third transistor and a fourth transistor, wherein a first electrode of the third transistor is connected to the driving module, a second electrode of the third transistor is connected to a first electrode of the fourth transistor, and a second electrode of the fourth transistor is connected to a constant-voltage source. A control electrode of one of the third transistor and the fourth transistor is connected to a first control signal terminal, and a control electrode of the other of the third transistor and the fourth transistor is connected to a second control signal terminal. The reset module is configured to reset the pixel driving circuit, and comprises an eighth transistor, wherein a first electrode of the eighth transistor is connected to the constant-voltage source, a second electrode of the eighth transistor is connected to the light-emitting unit, and a control electrode of the eighth transistor is connected to the first control signal terminal.
G09G 3/3233 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED] utilisant une matrice active avec un circuit de pixel pour commander le courant à travers l'élément électroluminescent
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Huang, Pingan
Guo, Yonglin
Li, Zhenyu
Zheng, Hai
Yu, Ziyang
Zhao, Tingting
He, Qing
Abrégé
Provided is a display panel, used for mitigating the problem of generative black spots caused by moisture intrusion into a display area. The display panel comprises: a substrate, a plurality of sub-pixels, power lines, and an organic insulating layer. The substrate comprises a display area and a first bezel area located on one side of the display area in a first direction. The first bezel area comprises a bending area and a first wiring area located on the side of the bending area close to the display area. The plurality of sub-pixels are located in the display area. At least some of the power lines are located in the first wiring area and are electrically connected to the plurality of sub-pixels. The organic insulating layer may be located on the side of the power lines away from the substrate. An organic slot extending in a second direction is formed in the first wiring area. The organic slot passes through the organic insulating layer. Each power line is provided with at least one sidewall extending in the first direction, and the length of the edge of an overlapping area between the orthographic projection of the at least one sidewall on the substrate and the orthographic projection of the organic slot on the substrate is greater than the minimum length of the organic slot in the first direction.
The present application discloses a display panel and a display device. The display panel comprises: a substrate, a first electrode layer, a pixel definition layer, a light emitting layer, a second electrode layer, a touch electrode layer, and a light shielding layer. The light shielding layer is located on the side of the pixel definition layer facing the substrate. Thus, among light rays emitted from the light emitting layer, a portion of light rays emitted in a direction moving away from a light exit side can be blocked by the light shielding layer, thereby reducing the amount of light leakage of the display panel. In addition, the orthographic projection of the light shielding layer on the substrate overlaps the orthographic projection of the touch electrode layer on the substrate, that is, the structure of the light shielding layer is similar to that of the touch electrode layer. In this way, the amount of ambient light blocked can be reduced, thereby reducing a leaking light ratio, and further improving the brightness adjustment effect of a display device using the display panel.
The present disclosure relates to the technical field of display, and provides a display panel, a display control method, and a display device. The display panel of the present disclosure comprises a display area and a non-display area surrounding the display area, wherein the display area is divided into at least two sub-areas. The display panel comprises a base substrate, a plurality of sub-pixels provided on the base substrate, and a plurality of first electrode leads. Cathodes of the sub-pixels located in a same sub-area are connected into an integral structure, which is defined as a sub-electrode; the sub-electrodes located in different sub-areas are arranged at intervals; different sub-electrodes are electrically connected to different first electrode leads, and the first electrode leads are configured to transmit cathode voltage signals to the sub-electrodes electrically connected thereto; and the cathode voltage signals are determined on the basis of grayscale values of the sub-pixels located in a same sub-area.
A touch display substrate and a display apparatus, relating to the technical field of display, and capable of solving the problem of a relatively large touch blind area in existing touch display substrates. The touch display substrate has a display area (AA) and a peripheral area (BA), and comprises a base substrate (11), a display layer (12), and a touch layer (13). The touch layer (13) comprises a plurality of touch electrodes (41) and a plurality of touch signal lines (42) connected to the plurality of touch electrodes (41) in a one-to-one correspondence. The plurality of touch electrodes (41) are located in the display area (AA), and the plurality of touch signal lines (42) extend from the display area (AA) to the peripheral area (BA). The touch display substrate further comprises a plurality of multiplexers (501, 502) located in the peripheral area (BA). The plurality of touch electrodes (41) are divided into a plurality of groups arranged side by side along a second direction (Y), touch electrodes (41) in each group being arranged side by side along a first direction (X), and the touch electrodes (41) in each group being divided into a plurality of touch units (401, 402). At least a portion of the plurality of touch units (401, 402) in a same group are connected to multiplexers (501, 502) located on different sides of the display area (AA). The touch display substrate can effectively reduce the proportion of a touch blind area.
Disclosed in the present application are a display apparatus, and a display panel and a manufacturing method therefor. The display panel comprises a light-emitting substrate and a color filter substrate, wherein the light-emitting substrate comprises light-emitting units arranged in an array; the color filter substrate comprises several color filter layers and a first optical functional layer, and the several color filter layers are disposed corresponding to several light-emitting units; and the first optical functional layer is disposed at an edge on one side of the color filter layers, and the refractive index of the first optical functional layer is less than the refractive index of the color filter layers. In the present application, by means of providing a first optical functional layer at an edge on one side of color filter layers, the difference between the refractive index of the first optical functional layer and the refractive index of the color filter layers is used to limit the light emission angle of a display panel, thereby realizing a peep-proof function by means of a simple structure.
H10K 59/38 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des filtres de couleur ou des supports changeant de couleur [CCM]
H10K 59/122 - Structures ou couches définissant le pixel, p. ex. bords
H10K 59/35 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des sous-pixels rouge-vert-bleu [RVB]
G02F 1/1335 - Association structurelle de cellules avec des dispositifs optiques, p. ex. des polariseurs ou des réflecteurs
A display panel and a display apparatus. The display panel has a first display area and a second display area, wherein the second display area is located on the outer side of the first display area, and is adjacent to the first display area. The display panel comprises: a plurality of first light-emitting devices, a plurality of second light-emitting devices and a plurality of third light-emitting devices which are disposed in the first display area; and a plurality of fourth light-emitting devices disposed in the second display area. The light-emission color of the first light-emitting devices, the light-emission color of the second light-emitting devices and the light-emission color of the third light-emitting devices are different from one another, and the light-emission color of the fourth light-emitting devices is the same as the light-emission color of the first light-emitting devices. A portion of the boundary line of the first display area that is adjacent to the second display area is a target boundary line, and the plurality of fourth light-emitting devices are arranged at intervals along the target boundary line; and the plurality of light-emitting devices closest to the target boundary line in the first display area comprise at least one of the second light-emitting devices and the third light-emitting devices.
A display panel and a manufacturing method therefor, and a display device. The display panel comprises a substrate (100), a light-emitting structure layer (300), and a plurality of spacer pillars (401). The light-emitting structure layer (300) is arranged on the substrate (100), and the light-emitting structure layer (300) comprises a pixel defining layer (301); the plurality of spacer pillars (401) are located on the side of the pixel defining layer (301) away from the substrate (100); the end surface of the pixel defining layer (301) away from the substrate (100) is provided with grooves (302), each groove (302) is located on the outer periphery of the corresponding spacer pillar (401) and extends along the circumferential edge of the corresponding spacer pillar (401), and the groove (302) is configured to prevent the corresponding spacer pillar (401) from collapsing in a direction parallel to the substrate (100).
H10K 59/122 - Structures ou couches définissant le pixel, p. ex. bords
H10K 59/123 - Connexion des électrodes de pixel aux transistors à couches minces [TFT]
H10K 59/12 - Affichages à OLED à matrice active [AMOLED]
H10K 71/16 - Dépôt d'une matière active organique en utilisant un dépôt physique en phase vapeur [PVD], p. ex. un dépôt sous vide ou une pulvérisation cathodique
71.
ULTRASONIC FINGERPRINT DETECTION DEVICE AND DISPLAY PANEL
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Tang, Caiyan
Fang, Fei
Shi, Ling
Li, Sixiang
Abrégé
The present disclosure relates to the technical field of display, and provides an ultrasonic fingerprint detection device and a display panel. The ultrasonic fingerprint detection device comprises a plurality of fingerprint detection units arranged in an array along a first direction and a second direction. Each fingerprint detection unit comprises a fingerprint detection circuit. The fingerprint detection circuit comprises a driving transistor and a first transistor. A first electrode of the driving transistor is connected to a first signal line, and a second electrode of the driving transistor is connected to a first electrode of the first transistor. The ultrasonic fingerprint detection device further comprises a base substrate, a first conductive portion, and a first gate connection line. The first conductive portion comprises a first extension section and a second extension section extending in the first direction. At least a portion of the first extension section is used to form a gate of the driving transistor. The size of an orthographic projection of the first extension section on the base substrate in the second direction is greater than the size of an orthographic projection of the second extension section on the base substrate in the second direction. The first gate connection line is connected to a gate of the first transistor. An orthographic projection of the first gate connection line on the base substrate extends along the second direction and at least partially overlaps with the orthographic projection of the second extension section on the base substrate. The ultrasonic fingerprint detection device has high detection accuracy.
A shift register unit and a method for driving same, a row scanning circuit, and a display device. In the shift register unit, a first control circuit (01), under the control of a first clock signal, can control a potential of a first node (n1); a second control circuit (02), under the control of the potential of the first node (n1), a second clock signal, and a first power supply signal, can control a potential of a second node (n2); an adjustment circuit (03), under the control of the potential of the first node (n1), a third clock signal, a control signal, and a target signal, can adjust the potential of the first node (n1), so that the potential of the first node (n1) is stably maintained; and an output circuit (04), under the control of the potentials of the two nodes, can output a fourth clock signal or a second power supply signal via an output terminal (Gout). Thus, by flexibly configuring the clock signals, the shift register unit can flexibly output to a pixel circuit a scanning signal having a high or low potential, thereby meeting the driving requirements of any type of transistor in the pixel circuit.
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
G09G 3/32 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED]
Provided in the present disclosure are a display panel and a display device. The display panel comprises a base substrate (100), and a plurality of pixel units (P), a pixel definition layer (120), isolation pillars (130), a first light-regulating function layer (140) and a second light-regulating function layer (150) arranged on one side of the base substrate (100). The side of the first light-regulating function layer (140) away from the base substrate (100) is provided with a plurality of grooves arranged at intervals. The refractive index of the second light-regulating function layer (150) is greater than the refractive index of the material of the first light-regulating function layer (140) that is in contact with the second light-regulating function layer (150) at the side surfaces of the grooves.
H10K 59/50 - OLED intégrées avec des éléments de modulation de lumière, p. ex. avec des éléments électrochromes, des éléments photochromes ou des éléments à cristaux liquides
A display panel (PNL) and a display device, relating to the technical field of display. The display panel (PNL) comprises pixel driving circuits (PDCs) arranged in an array; each PDC comprises a first transistor (M1), and the first transistor (M1) is a metal oxide transistor and has a top gate (M1GB) and a bottom gate (M1GA); the display panel (PNL) has a plurality of pixel driving circuit sets (PDCSs), and each PDCS comprises one PDC or a plurality of adjacent PDCs in a same row; and the display panel (PNL) is provided with first conductive structures (MA1) in one-to-one correspondence with the PDCSs, and in the PDCS, the top gate (M1GB) of the first transistor (M1) and the bottom gate (M1GA) of the first transistor (M1) are both connected to the corresponding first conductive structure (MA1). The display panel (PNL) can improve uniformity.
H10D 86/60 - Dispositifs intégrés formés dans ou sur des substrats isolants ou conducteurs, p. ex. formés dans des substrats de silicium sur isolant [SOI] ou sur des substrats en acier inoxydable ou en verre caractérisés par de multiples transistors en couches minces [TFT] les transistors TFT étant dans des matrices actives
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Mao, Ning
Liu, Bin
Bao, Jiandong
Yang, Ming
Li, Zhen
Zhou, Xin
Du, Yide
Abrégé
A display panel, comprising a color film layer (19), which comprises a first color filter layer (191) and a second color filter layer (192), wherein the first color filter layer (191) transmits emergent light of a light-emitting device (160) of one color, and the second color filter layer (192) transmits emergent light of light-emitting devices (160) of the other colors; and the orthographic projection of the first color filter layer (191) on a driving backplane (10) is a first orthographic projection, the orthographic projection of the second color filter layer (192) on the driving backplane (10) is a second orthographic projection, and the orthographic projections of the first orthographic projection and the second orthographic projection on the driving backplane (10) overlap to form a light-shielding region (1901). Fabricating the color film layer (19) requires only two masking processes for the first color filter layer (191) and the second color filter layer (192). Compared with four masking processes, the number of masking processes required for fabricating the color film layer (19) is reduced, which can reduce the manufacturing cost of the display panel. Further provided is a display apparatus comprising the above display panel.
H10K 59/38 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des filtres de couleur ou des supports changeant de couleur [CCM]
Provided in the present disclosure are a display panel and a display apparatus. The display panel comprises a base substrate and a plurality of pixel units provided on the base substrate, wherein each pixel unit comprises at least three sub-pixels, and each sub-pixel comprises a sub-pixel driving circuit and a light-emitting element, which are coupled to each other; the plurality of pixel units are divided into a plurality of pixel unit rows, each pixel unit row comprises a plurality of pixel units arranged in a first direction, and the sub-pixel driving circuits comprised in the respective pixel units are sequentially arranged in the first direction; in the same pixel unit row, sub-pixel driving circuits comprised in two adjacent pixel units form at least one same-color unit group, the same-color unit group comprises two adjacent sub-pixel driving circuits, and light-emitting elements coupled to the two sub-pixel driving circuits emit light of the same color; and the two sub-pixel driving circuits in the same-color unit group are coupled to the same corresponding power transmission layer.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Guo, Yonglin
Abrégé
A display apparatus includes a display panel(DP), and a scan circuit(SC) configured to provide control signals to the display panel(DP). The plurality of scan units(SU) are grouped into N number of groups, N being a positive integer greater than 2. A respective group of scan units(SU) includes one or more scan units(SU). The scan circuit(SC) further includes N number of control units(CU) connected to the N number of groups of scan units(SU), and N number of selection units(SLU) connected to the N number of control units(CU), respectively. A respective control unit(CU) of the N number of control units(CU) is configured to provide a start signal to the respective group of scan units(SU) of the N number of groups of scan units(SU). A respective selection unit(SLU) of the N number of selection units(SLU) is configured to transmit one or more selection signals to the respective control unit(CU).
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Ding, Wenbiao
Du, Mengmeng
Yan, Jun
Wang, Binyan
Lee, Ansu
Liu, Lang
Hu, Ming
Qiu, Haijun
Abrégé
The present disclosure relates to the technical field of display. Provided are a display panel and a display apparatus. The display substrate comprises a base, and a plurality of first voltage-stabilizing signal lines (VH), a plurality of second voltage-stabilizing signal lines and a plurality of data signal lines (Data), which are disposed on one side of the base, wherein at least some of the first voltage-stabilizing signal lines (VH) are provided with a plurality of shielding structures (ZD), and the plurality of shielding structures (ZD) are arranged at intervals in a row direction (X); each data signal line (Data) and at least one second voltage-stabilizing signal line (VL) located on either side of the data signal line (Data) correspond to at least one shielding structure (ZD); and the orthographic projections of at least some of the shielding structures (ZD) on the base are located between the orthographic projections of the corresponding data signal lines (Data) on the base and the orthographic projections of the corresponding second voltage-stabilizing signal lines (VL) on the base.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Li, Zhengkun
Xiao, Xingliang
Chen, Jiaxing
Yu, Ziyang
Hu, Ming
Xie, Taofeng
Abrégé
A display substrate and a display device. In the display substrate, a sub-pixel further comprises a first via, a second via, an anode via, an anode connection pad, and a first connection pad; a first reset signal line extends in a first direction; a pixel circuit further comprises a first reset transistor, wherein a first electrode of the first reset transistor is electrically connected to the first reset signal line, and a second electrode of the first reset transistor is connected to a first electrode of a light-emitting component; a first reset signal connection line extends in a second direction intersecting the first direction, is configured to transmit a first reset signal, and is electrically connected to the first reset signal line through the first via; the first electrode of the light-emitting component is electrically connected to the anode connection pad through the anode via, the anode connection pad is electrically connected to the first connection pad through the second via, and the first connection pad is electrically connected to an active layer of the first reset transistor; the distance between the first via and the second via in the second direction is greater than the distance between the first via and the anode via in the second direction.
A display module, comprising a display panel, a first circuit board, a second circuit board, a cover plate assembly, a backplate assembly and a connecting member. Two ends of a first bending portion of the display panel are respectively connected to a display portion and a bonding portion of the display panel, and the first bending portion can be bent. Two ends of the first circuit board are respectively connected to the binding portion and the second circuit board, and the first circuit board can be bent. The display portion comprises a light-exit surface and a non-light-exit surface that are disposed opposite each other in a direction of thickness of the display portion. When both the first bending portion and the first circuit board are bent, the bonding portion, the first circuit board and the second circuit board are located on the side of the display portion having the non-light-exit surface, and the second circuit board is located on the side of the first circuit board away from the display portion. The cover plate assembly is disposed on the side of the display portion having the light-exit surface, and the backplate assembly is disposed on the side of the display portion having the non-light-exit surface. The backplate assembly comprises an extension portion, which overlaps with the cover plate assembly in the direction of thickness of the display portion. The connecting member is disposed between the cover plate assembly and the extension portion, and connects the cover plate assembly and the extension portion.
G09F 9/30 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Wang, Rong
Huang, Yao
Liu, Jia
Yan, Jun
Dong, Xiangdan
Abrégé
Disclosed in the present disclosure are a display panel and a display apparatus. The display panel comprises a base substrate (10), a plurality of light-emitting devices (20), and a reference trace layer (30). The reference trace layer (30) comprises a first trace combination (31) at least partially located in a display area (11), and a second trace combination (32) located in a non-display area (12), wherein the first trace combination (31) is connected to cathodes of the light-emitting devices (20), and the second trace combination (32) includes a trace collection portion (321), at least three first connection lines (322), and at least two second connection lines (323), the second connection lines (323) being used for connecting to a display drive chip.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Zhang, Tiaomei
He, Fan
Wei, Liheng
Zhang, Yi
Chu, Zhiwen
Wang, Yiding
Abrégé
Disclosed are a display panel (10) and a display apparatus (20). The display panel (10) comprises a base substrate (11), a light-emitting device layer (12), a packaging layer (13), a first touch layer (14), an insulating layer (15), and a second touch layer (16). The first touch layer (14) comprises auxiliary electrode lines (141). The insulating layer (15) comprises first via holes (151). The second touch layer (16) comprises touch electrode lines (161) and first pads (162), the touch electrode lines (161) are electrically connected to the first pads (162), and the touch electrode lines (161) and the auxiliary electrode lines (141) are stacked and electrically connected by means of the first via holes (151).
The present application provides a display substrate and a display apparatus. The display substrate comprises a main display region and a component region. The width of a light-transmitting region of the component region in a first direction is greater than the width of the light-transmitting region of the component region in a second direction, and the first direction is perpendicular to the second direction. The display substrate comprises a base, a light-emitting structure layer, a light-regulating structure, and a first light-shielding layer. The light-emitting structure layer comprises a plurality of sub-pixels. A second insulating portion of the light-regulating structure covers side surfaces of a first insulating portion, and the refractive index of the second insulating portion is greater than the refractive index of the first insulating portion. The first insulating portion comprises two first side surfaces opposite to each other in the first direction and two second side surfaces opposite to each other in the second direction. The first light-shielding layer is located between the light-regulating structure and the base, and is provided with at least one first through-hole. The area of an overlapping region between the orthographic projection of each first side surface on the base and the orthographic projection of a corresponding first through-hole on the base is greater than the area of an overlapping region between the orthographic projection of each second side surface on the base and the orthographic projection of a corresponding first through-hole on the base.
The present disclosure relates to the technical field of display. Disclosed are a support structure and a display apparatus. The support structure is disposed on a non-display side of a flexible display panel. The support structure is provided with a bendable region, and comprises a support plate and an adhesion improvement layer. The support plate is provided with a plurality of hollow holes in the bendable region. The adhesion improvement layer is disposed on the side of the support plate facing away from the flexible display panel. The adhesion improvement layer is at least located in at least part of the bendable region. A surface tension coefficient of the adhesion improvement layer is greater than a surface tension coefficient of the support plate, and the surface tension coefficient of the adhesion improvement layer is greater than or equal to 38 mN/m and less than or equal to 42 mN/m. In the support structure, the adhesion performance of the adhesion improvement layer is stronger than the adhesion performance of the support plate, such that adhesion between the support structure and a structure adhered thereto is firmer, thereby avoiding defects such as adhesive failure or debonding between the support structure and the structure adhered thereto.
G09F 9/30 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Liu, Jia
Wang, Rong
Lee, Ansu
Huang, Yao
Liang, Ke
Abrégé
The present disclosure relates to a display panel and a display apparatus, and to the field of display technology. The display panel comprises signal transmission structures; each signal transmission structure comprises a first signal line segment, an electrostatic discharge unit, and a second signal line segment which are connected in sequence; at least some of the electrostatic discharge units each comprise a signal distribution structure, a plurality of first transistors connected in parallel, and a plurality of second transistors connected in parallel; a first electrode of each first transistor is configured to load a first power supply voltage, and a second electrode and a gate electrode of each first transistor are electrically connected to the signal distribution structure; a first electrode and a gate electrode of each second transistor are configured to load a second power supply voltage, and a second electrode of each second transistor is electrically connected to the signal distribution structure; the first power supply voltage is greater than the second power supply voltage; the first signal line segment and the second signal line segment are both electrically connected to the signal distribution structure; each second signal line segment is at least partially located in a transistor layer. The display panel provided by the present disclosure has high electrostatic resistance.
H10K 59/131 - Interconnexions, p. ex. lignes de câblage ou bornes
H10D 89/60 - Dispositifs intégrés comprenant des dispositions pour la protection électrique ou thermique, p. ex. circuits de protection contre les décharges électrostatiques [ESD].
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Li, Ting
Wang, Rong
Liu, Zhen
Liu, Lang
Abrégé
A display substrate and a display apparatus. The display substrate comprises a base, and a plurality of sub-pixels (Pxij), a driving circuit layer and a pixel definition layer on the base. The driving circuit layer is located between the base and the pixel definition layer, the driving circuit layer comprises a plurality of conductive layers, a plurality of pixel openings (K) are formed in the pixel definition layer, and each sub-pixel (Pxij) comprises at least one pixel opening (K); and in at least one conductive layer among the plurality of conductive layers, at least one signal line (SL) in a same conductive layer corresponds to at least one pixel opening (K), there is an overlapping region between the at least one signal line (SL) and the corresponding pixel opening (K), in a region corresponding to a same pixel opening (K), the at least one signal line (SL) is symmetrical with respect to a first center line of the pixel opening (K), and the first center line is the center line of the pixel opening (K) extending in a second direction Y.
A foldable display module and a display apparatus. The foldable display module comprises: a flexible display panel (100) comprising a display region (110), a bending region (120) and a bonding region (130) which are sequentially connected in a first direction, wherein the bonding region (130) is bent to the side of the display region (110) away from a light exit surface of the flexible display panel (100) by means of the bending region (120), and the display region (110) comprises a first display region (111), a foldable region (112) and a second display region (113) which are sequentially connected in the first direction; and a flexible circuit board (200) connected to the bonding region (130) and located on the side of the display region (110) away from the light exit surface of the flexible display panel (100), wherein the orthographic projection of the flexible circuit board (200) on the display region (110) is located in the display region (110) and occupies more than 60% of the area of the display region (110), the flexible circuit board (200) is provided with device regions (220), and the device regions (220) are located on the side of the flexible circuit board (200) away from the flexible display panel (100) and are located in a region close to the edge of the flexible circuit board (200).
G09F 9/33 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels à semi-conducteurs, p. ex. à diodes
88.
SENSOR ASSEMBLY AND DRIVING METHOD THEREFOR, AND DISPLAY SUBSTRATE
A sensor assembly and a driving method therefor, and a display substrate. The sensor assembly comprises: a piezoelectric transducer (20) and a signal processing circuit (10). The signal processing circuit (10) comprises: a voltage-stabilizing sub-circuit, which is configured to store the voltage difference between a signal of a constant voltage signal terminal (AP) and a signal of a first node (N1); a reading sub-circuit, which is configured to provide, under the control of a signal of a first control signal terminal (Gate1), a signal of a second node (N2) to a signal reading terminal (Read); and a node control sub-circuit, which is configured to provide a signal of a bias voltage terminal (BIAS) to a third node (N3) and provide a signal of the third node (N3) to the first node (N1) under the control of signals of a second control signal terminal (Gate2) and a third control signal terminal (Gate3). The piezoelectric transducer (20) is configured to transmit an ultrasonic wave under the control of a signal of a transmission signal terminal (Tx), convert an ultrasonic wave signal reflected by a fingerprint to be recognized into an electrical signal, and transmit the electrical signal to the third node (N3).
A display substrate and a display device. The display substrate comprises a base substrate, a plurality of sub-pixels, a pixel defining layer, a black matrix, and a color filter layer. In a same repeating unit, light-emitting regions of sub-pixels in two pixel groups are mirror-symmetric with respect to a first symmetry axis extending in a first direction. The black matrix comprises a plurality of black matrix openings. The color filter layer comprises a plurality of color filter patterns of different colors, covering the plurality of black matrix openings and arranged corresponding to sub-pixels of different colors. In the display substrate provided by the present disclosure, the light-emitting regions of the sub-pixels in two pixel groups in each repeating unit are mirror-symmetric with respect to the first symmetry axis, and light-emitting functional layers of two sub-pixels of the same color can be formed through one mask opening of a fine metal mask, thereby reducing the difficulty of the manufacturing process. By replacing a polarizer with a thinner color filter layer, the display substrate has better bending performance. In addition, the color filter patterns cover the black matrix openings, thereby further improving the display effect of the display substrate and reducing the power consumption of the display substrate.
A display substrate and a manufacturing method therefor, and a display device. The display substrate comprises a shielding layer (BSM) arranged on a substrate. The shielding layer (BSM) comprises multiple first shielding structures (BSM1) located in a display region (AA), and a first shielding connection structure (BSML1) and multiple shielding connection lines (BSMC) located in a bezel region (BB). The first shielding connection structure (BSML1) is located on the side of the multiple shielding connection lines (BSMC) away from the display region (AA); and the multiple first shielding structures (BSM1) are connected to the first shielding connection structure (BSML1) by means of the multiple shielding connection lines (BSMC). Multiple connection through holes (K0) and multiple bezel signal lines (BBL) are provided in the bezel region (BB). Multiple operating signal lines (AAL) are provided in the display region (AA). The bezel signal lines (BBL) are connected to the operating signal lines (AAL) by means of the connection through holes (K0). The first shielding connection structure (BSML1) and the multiple shielding connection lines (BSMC) do not overlap the multiple connection through holes (K0).
The present application discloses a display panel and a display apparatus. The display panel comprises: a driving backplane, a light-emitting device, and a touch layer. The position near the outer contour of the display panel has a greater degree of bending. By configuring the minimum distance between at least some bridging electrodes distributed in an edge touch region and a first boundary of a connected touch electrode to be greater than the minimum distance between bridging electrodes distributed in a main touch region and a second boundary of a connected touch electrode, the at least some bridging electrodes in the edge touch region can be positioned further away from the outer contour, so that the degree of bending of the region where the at least some bridging electrodes distributed in the edge touch region are located can be reduced, and the risk of disconnection in the region corresponding to the bridging electrodes can be reduced, thereby improving bending resistance of the edge touch region and further improving the reliability of the display panel.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Guo, Yonglin
Lee, Youngjang
Abrégé
A driving method for a display panel, and a display apparatus. The display panel comprises a pixel circuit (200), a first electrode (D1), a plurality of stacked light-emitting units (L1, L2), and a second electrode (D2), which are sequentially located on a base substrate (100), wherein the plurality of stacked light-emitting units (L1, L2) are electrically connected between the first electrode (D1) and the second electrode (D2), the pixel circuit (200) comprises a first reset transistor (T1), and the first reset transistor (T1) is electrically connected to the first electrode (D1). The driving method comprises: (S100) when the current refresh frequency of a display panel is less than a maximum refresh frequency, in a refresh sub-frame in a current display frame, controlling a first reset transistor (T1) to be turned on, and inputting a first initialization voltage to a first electrode (D1), wherein the current display frame comprises a plurality of consecutive display sub-frames, a first display sub-frame sequentially appearing among the plurality of display sub-frames is the refresh sub-frame, and the remaining display sub-frames are holding sub-frames; and (S200) in at least some holding sub-frames in the current display frame, controlling the first reset transistor (T1) to be turned on, and inputting the first initialization voltage to the first electrode (D1).
G09G 3/3208 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED]
93.
DISPLAY MODULE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE
A display module and a manufacturing method therefor, and a display device. The display module comprises a flexible display panel (20), a support structure (30), a flexible circuit board (40), and an adhesive structure (50). The flexible display panel (20) comprises a display area (AA) and a non-display area (BB) bent to the back surface of the display area (AA), wherein the non-display area (BB) comprises a bonding area (CC) bonded to the flexible circuit board (40). The support structure (30) is located on the back surface of the display area (AA), and the flexible circuit board (40) is arranged on the side of the support structure (30) facing away from the display area (AA). The adhesive structure (50) is located between the support structure (30) and the flexible circuit board (40), and opposite surfaces of the adhesive structure (50) respectively fit with a surface of the support structure (30) and a surface of the flexible circuit board (40). The adhesive structure (50) comprises a first dam (51) arranged in a ring shape and a filling adhesive (52) arranged in the first dam (51). A modulus of the first dam (51) is greater than that of the filling adhesive (52).
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Guo, Yonglin
Zhang, Kai
Han, Hongda
Abrégé
A gate driving circuit and a driving method therefor, and a display apparatus. The gate driving circuit comprises: N cascaded selection units (100); N control units (200), wherein a first input end of an i-th control unit (200) is electrically connected to an output end of an i-th selection unit (100), a second input end of the i-th control unit (200) is electrically connected to an enable signal end (EN), and a third input end of the i-th control unit (200) is electrically connected to a control signal end (GSTV); and N scanning groups (300), wherein each scanning group (300) comprises a plurality of cascaded shift registers (310), an input end of the first shift register (310) in an i-th scanning group (300) is electrically connected to an output end of the i-th control unit (200), and an output end of the last shift register (310) in a j-th scanning group (300) is electrically connected to a fourth input end of a (j+1)-th control unit (200). Each selection unit (100) comprises: a first gating circuit (110) and a second gating circuit (120); and each control unit (200) is configured to connect one of a third input end and a fourth input end to an output end of the control unit (200).
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Deng, Kaijie
Huang, Yao
Ding, Wenbiao
Lee, Youngjang
Xu, Jingjing
Hu, Ming
Qiu, Haijun
Abrégé
The present invention relates to the technical field of display, and provides a display panel and a display device. The display panel comprises a display area (AA), a dummy area (Dmy) located around the display area (AA), and a frame area located on the side of the dummy area (Dmy) distant from the display area (AA). The display panel further comprises: a base substrate (100), a plurality of pixel driving circuits (Pix), first-type signal lines (Lnx), an active layer, a first source-drain layer, and an insulating layer group (10). The plurality of pixel driving circuits (Pix) are located on one side of the base substrate (100); each pixel driving circuit (Pix) comprises a first-type transistor, and the first-type transistor is an oxide transistor; and the plurality of pixel driving circuits (Pix) comprise first pixel driving circuits (Pix1) and second pixel driving circuits (Pix2), the first pixel driving circuits (Pix1) are located in the display area (AA), and the second pixel driving circuits (Pix2) are located in the dummy area (Dmy). The first-type signal lines (Lnx) are located on one side of the base substrate; and each first-type signal line (Lnx) is connected to first electrodes of first-type transistors in the first pixel driving circuits (Pix1), and the first-type signal line (Lnx) is disconnected from first electrodes of first-type transistors in the second pixel driving circuits (Pix2). The active layer is located on one side of the base substrate (100); and at least a part of the structure of the active layer is used to form channel areas of oxide transistors in the pixel driving circuits (Pix). The first source-drain layer is located on the side of the active layer facing away from the base substrate (100); and at least a part of the structure of the first source-drain layer is connected to the oxide transistors by means of via holes. The insulating layer group (10) comprises a plurality of insulating layers; the insulating layer group (10) is located
H10K 59/123 - Connexion des électrodes de pixel aux transistors à couches minces [TFT]
G09G 3/3233 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED] organiques, p. ex. utilisant des diodes électroluminescentes organiques [OLED] utilisant une matrice active avec un circuit de pixel pour commander le courant à travers l'élément électroluminescent
Provided are a display substrate and a display apparatus. The display substrate comprises: a base substrate (BS); a plurality of pixel circuits (200) located on the base substrate (BS); a first planarization layer (201) located on the base substrate (BS); a plurality of first via holes (V1) penetrating through the first planarization layer (201); and a plurality of first electrodes (211) located on the side of the first planarization layer (201) away from the base substrate (BS), at least one first electrode (211) among the plurality of first electrodes (211) having a main body portion (P1), and the orthographic projection of the main body portion (P1) on the base substrate (BS) not overlapping with the orthographic projections of the plurality of first via holes (V1) on the base substrate (BS), thereby improving the display effect.
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Chen, Youchun
Xiang, Yang
Yan, Zhenglong
Wang, Yanqiang
Ding, Yanhong
Shi, Ling
Zhang, Xiying
Ma, Danyang
Zhao, Zhongman
Abrégé
Provided in at least one embodiment of the present disclosure are a display substrate and a display apparatus. The display substrate comprises: a base substrate; a pixel definition layer, which is located on the base substrate and comprises a plurality of pixel openings and pixel spacing portions that space the plurality of pixel openings apart; a plurality of sub-pixels, which are located on the base substrate and correspond to the plurality of pixel openings on a one-to-one basis, wherein each sub-pixel comprises a light-emitting element, each light-emitting element comprises a light-emitting layer and a plurality of first electrodes spaced apart from each other, and each first electrode corresponds to a plurality of sub-pixels; and the orthographic projections, on the base substrate, of a plurality of adjacent light-emitting layers emitting light of the same color are located within the orthographic projection of the same first electrode on the base substrate, the orthographic projections of the light-emitting layers on a plane parallel to a main surface of the base substrate are elongated, first edges of the light-emitting layers extend in a first direction, and second edges intersecting with the first edges extend in a second direction. The display substrate can solve the problems of blue shift at viewing angles and severe motion blur.
A display substrate and a display apparatus. In the display substrate, the planar shape of each black matrix opening has a first major axis, the dimension of the black matrix opening in the extension direction of the first major axis is the maximum dimension of the black matrix opening, the black matrix opening has a first endpoint and a second endpoint in the extension direction of the first major axis, and the edge of the black matrix opening is divided into a first edge and a second edge by the first endpoint and the second endpoint, the length of the first edge being greater than the length of the second edge; and the planar shape of each pixel opening has a second major axis, the dimension of the pixel opening in the extension direction of the second major axis is the maximum dimension of the pixel opening, the pixel opening has a third endpoint and a fourth endpoint in the extension direction of the second major axis, and the edge of the pixel opening is divided into a third edge and a fourth edge by the third endpoint and the fourth endpoint, the length of the third edge being greater than the length of the fourth edge. Thus, the display substrate can ameliorate the color breakup phenomenon.
H10K 59/50 - OLED intégrées avec des éléments de modulation de lumière, p. ex. avec des éléments électrochromes, des éléments photochromes ou des éléments à cristaux liquides
A display panel and a display apparatus. The display panel comprises: a base substrate (BS); a plurality of subpixels (100), which are located on the base substrate (BS), each subpixel (100) comprising a light-emitting region (160); and a black matrix (200), which comprises a plurality of openings (201), one opening (201) being correspondingly provided outside the light-emitting region (160) of each subpixel (100), wherein for the same subpixel (100), the distance between the orthographic projection of the opening on the base substrate (BS) and the orthographic projection of the light-emitting region on the base substrate (BS) is an outward expansion value (K), and the outward expansion values of at least three of subpixels adjacent to the same subpixel (100) are different from the outward expansion value of the subpixel, so as to mitigate diffraction, thereby improving the display quality.
H10K 59/50 - OLED intégrées avec des éléments de modulation de lumière, p. ex. avec des éléments électrochromes, des éléments photochromes ou des éléments à cristaux liquides
A display substrate and a display panel. The display substrate has a display region (100), a light-transmitting region (101), and a transition region (102). The transition region (102) surrounds the periphery of the light-transmitting region (101), and the display region (100) surrounds the periphery of the transition region (102). The display substrate comprises: a base (1), a first conductive layer (2), at least two intermediate conductive layers (3), and a second conductive layer (4), which are sequentially stacked on one side of the base (1); and a plurality of data lines (5) arranged in sequence in a first direction (X), the plurality of data lines (5) separately extending from the display region (100) to the transition region (102). Among any two adjacent data lines (5) in the transition region (102), one data line is located in the first conductive layer (2), and the other data line is located in the second conductive layer (4). The display substrate can ameliorate or eliminate a vertical bright line mura defect occurring in a portion of the display region (100) corresponding to the light-transmitting region (101) and the transition region (102), and improve the display effect of the display substrate.
brevets
