Abstract

An array substrate includes a substrate, pixel driving circuits and conductive patterns. In each pixel driving circuit, a first electrode region of a driving transistor, a second electrode region of a data writing transistor and a second electrode region of a first light-emitting control transistor are connected through a conductive connection pattern. The pixel driving circuits are configured as odd-numbered row circuit groups and even-numbered row circuit groups. The odd-numbered row circuit groups and the even-numbered row circuit groups each include pixel driving circuits. An overlapping area of orthographic projections, of the substrate, of a conductive connection pattern and a conductive pattern in at least one pixel driving circuit in an odd-numbered row circuit group is less than an overlapping area of orthographic projections, on the substrate, of a conductive connection pattern and a conductive pattern in at least one pixel driving circuit in an even-numbered row circuit group.

IPC Classes  ?

• G09G 3/3233 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
• G09G 3/3266 - Details of drivers for scan electrodes

Abstract

The present disclosure provides a method for preparing an interlayer insulating layer and a method for manufacturing a thin film transistor, and a thin film transistor, belongs to the field of display technology, and can solve the problem of poor resistance to breakdown of the interlayer insulating layer in the related art. The method for preparing an interlayer insulating layer includes the following steps: forming a silicon oxide layer with a first reaction gas and forming a silicon nitride layer with a second reaction gas such that hydrogen content in the silicon nitride layer is less than or equal to hydrogen content in the silicon oxide layer.

IPC Classes  ?

• H10D 86/60 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
• H01L 21/02 - Manufacture or treatment of semiconductor devices or of parts thereof
• H10D 30/67 - Thin-film transistors [TFT]
• H10D 86/01 - Manufacture or treatment
• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
• H10D 99/00 - Subject matter not provided for in other groups of this subclass

Abstract

Provided is a gate driving circuit. The gate driving circuit includes a plurality of first transistors; wherein at least one first target transistor of the plurality of first transistors includes a first light-shielding layer disposed on a side of a base substrate, the first light-shielding layer being made of a conductive material; and a first gate metal layer and a first source/drain metal layer disposed on a side of the first light-shielding layer away from the base substrate; wherein the first light-shielding layer is connected to the first gate metal layer; and the at least one first target transistor further comprises: an active layer and a gate insulating layer; wherein the active layer, the gate insulating layer, the first gate metal layer and the first source/drain metal layer are sequentially laminated along a direction away from the first light-shielding layer.

IPC Classes  ?

• H10D 86/60 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
• G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
• H10D 86/01 - Manufacture or treatment
• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs

Abstract

A shift register unit and a driving method thereof, a gate drive circuit, and a display device. The shift register unit includes: an input circuit, a first control circuit, an output circuit, an output noise reduction circuit, a reset circuit, and a sixth control circuit; wherein the input circuit is connected to an input terminal; the first control circuit is connected to the first node, a second node, and a first clock signal terminal; the output circuit is connected to an output terminal; the output noise reduction circuit is connected to the output terminal; the reset circuit is directly connected to a total reset terminal, a third node, and a first voltage terminal; and the sixth control circuit is connected to the total reset terminal, the first voltage terminal, and the first node.

IPC Classes  ?

• G09G 3/3266 - Details of drivers for scan electrodes
• G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
• G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
• G11C 19/28 - Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements

Abstract

A display substrate and an electronic apparatus. The display substrate includes a base substrate, and a dielectric layer, a first electrode layer and a pixel defining layer thereon. The first electrode layer includes a first electrode and a second electrode spaced. The pixel defining layer includes a pixel defining portion between a first and a second opening region. The first electrode includes a first and a second surface away from the base substrate, and the second surface is closer to the base substrate than the first surface; the display substrate has a cross section perpendicular to the base substrate; within the cross section and along a first direction parallel to a plate surface of the base substrate, portions of the pixel defining portion on the first surface and the second surface of the first electrode respectively have lengths denoted by d1 and d2; d1 is less than d2.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/80 - Constructional details

Abstract

Provided are a display panel and a display apparatus. The display panel comprises a display region (10) and a bezel region located at the periphery of the display region (10), the display region (10) comprises a plurality of data lines (11) and a plurality of sub-pixels (PX), and the plurality of data lines (11) are electrically connected to the plurality of sub-pixels (PX); and the bezel region comprises crack detecting lines (31) and a plurality of detection control units (35), the crack detecting lines (31) are electrically connected to at least one data line (11) among the plurality of data lines (11) by means of the plurality of detection control units (35), each crack detecting line (31) comprises at least one mark pattern (60), and the at least one mark pattern (60) is configured to be an alignment mark in the process.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/80 - Constructional details

Abstract

Provide is a display panel. The display panel includes a driver backplane, a pixel definition layer, and a plurality of light-emitting devices. The pixel definition layer is disposed on a side of the driver backplane, and a plurality of openings are formed in the pixel definition layer. Each of the light-emitting devices includes a normal element and at least one privacy element. The privacy element and the normal element are disposed in different openings. A slope angle of a portion of the pixel definition layer, wherein at least a partial edge of the opening where the privacy element is disposed is disposed on the portion, is greater than a slope angle of a portion of the pixel definition layer, wherein an edge of the opening where the normal element is disposed is disposed on the portion.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/124 - Insulating layers formed between TFT elements and OLED elements
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
• H10K 59/80 - Constructional details

Abstract

A pressure sensor includes a substrate and a sensing transistor, and the sensing transistor includes: a first active layer, a first sensing gate and a cavity structure. The first active layer is provided on the substrate. The first sensing gate is provided on a side of the first active layer away from the substrate. The cavity structure is provided between the first active layer and the first sensing gate and overlaps with the first sensing gate.

IPC Classes  ?

• G01L 1/14 - Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators

Abstract

A display substrate and a display device are provided. The display substrate has a display area and a peripheral area surrounding the display area. The display substrate includes a first common voltage line, a second common voltage line and an integrated circuit. The first common voltage line is provided in the peripheral area and at least partially surrounds the display area; the second common voltage line is provided in the peripheral area, located on a side of the first common voltage line away from the display area, and at least partially surrounds the display area; the integrated circuit is provided in the peripheral area, and located on a first side of the display area, configured to provide first signals to the first and second common voltage line during a display stage, and provide second signals to the first and second common voltage line during a touch stage.

IPC Classes  ?

• G02F 1/1362 - Active matrix addressed cells
• G02F 1/1333 - Constructional arrangements
• G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
• H10D 86/60 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices

Abstract

A touch control structure includes a plurality of first mesh electrodes respectively in a plurality of rows and a plurality of second mesh electrodes respectively in a plurality of columns. A respective one of the plurality of second mesh electrodes includes a plurality of second mesh blocks consecutively connected in a respective column. In at least a portion of the touch control structure having at least four of the plurality of second mesh blocks, inside an area defined by an active pen sensing range with reference to any point in the portion of the touch control structure, an electrode ratio of a first occupied area actually occupied by mesh lines of first mesh electrodes to a second occupied area actually occupied by mesh lines of second mesh electrodes is in a range of 0.8 to 1.2.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

The present disclosure provides a display substrate, a display panel and a display apparatus. The display substrate includes a first base substrate; a plurality of gate lines and a plurality of data lines which are arranged on a side of the first base substrate; the plurality of gate lines and the plurality of data lines are arranged to be intersected with each other and insulated from each other; a planarization layer, arranged on a side of the gate lines and the data lines away from the first base substrate, and including a first via hole; and a supporting structure, arranged on a side of the planarization layer away from the first base substrate and filled into the first via hole; and in a direction perpendicular to the first base substrate, a height of the supporting structure is greater than a depth of the first via hole.

IPC Classes  ?

• G02F 1/1362 - Active matrix addressed cells
• G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device

Abstract

The present application discloses a display panel, a display device and a method for manufacturing a display panel. The display panel includes a first display area, including a plurality of first light emitting units and a first driving layer for driving the plurality of first light emitting units, and a second display area, at least partially surrounded by the first display area, and making ambient light at least partially transmitted. The first driving layer includes a first light shielding pattern, the first light shielding pattern at least partially surrounding the second display area and comprising a hollow structure which exposes at least part of the second display area.

IPC Classes  ?

• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/123 - Connection of the pixel electrodes to the thin film transistors [TFT]
• H10K 59/126 - Shielding, e.g. light-blocking means over the TFTs
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/65 - OLEDs integrated with inorganic image sensors

Abstract

A display panel includes a substrate, a first planarization layer, a conductive pattern layer, a second planarization layer, and an anode layer that are stacked in order. A surface of the first planarization layer away from the substrate has first grooves. The conductive pattern layer includes conductive patterns. At least a portion of a conductive pattern is located in a first groove, and a surface, away from the substrate, of the at least portion of the conductive pattern located in the first groove is substantially flush with the surface of the first planarization layer away from the substrate. The anode layer includes anodes. A vertical projection of the portion of the conductive pattern located in the first groove on the substrate overlaps with a vertical projection of an anode on the substrate.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 71/60 - Forming conductive regions or layers, e.g. electrodes

Abstract

The present application discloses a text data processing method and a device. The method comprises: acquiring a target text in a page image of a page to be read, and text features of the target text in the page image; on the basis of at least one detection dimension, performing abnormality detection on the target text on the basis of the text features, and a detection threshold corresponding to the detection dimension, to determine an abnormal text in the target text, wherein the detection dimension comprises angle abnormality detection, position abnormality detection and occlusion abnormality detection; and deleting the abnormal text from the target text. By means of the described solution, the abnormal text in the target text can be deleted, so that the abnormal text is not converted into audio, thereby improving the accuracy of a text to be converted into audio, and avoiding audio having disordered playback semantics.

IPC Classes  ?

• G06V 20/62 - Text, e.g. of license plates, overlay texts or captions on TV images

Abstract

The present disclosure relates to the technical fields of virtual reality and augmented reality, and provides a backlight driving circuit and a display device. In the present disclosure, the backlight driving circuit is electrically connected to a backlight source; the backlight driving circuit at least comprises a black frame insertion driving sub-circuit and a reverse current cut-off sub-circuit; the black frame insertion driving sub-circuit is electrically connected to the reverse current cut-off sub-circuit; the black frame insertion driving sub-circuit is configured to control, in response to a backlight black frame insertion signal flowing through the reverse current cut-off sub-circuit, on and off of light-emitting elements in the backlight source; and the reverse current cut-off sub-circuit is configured to guide to a first power supply voltage end the reverse current reversely flowing into from the black frame insertion driving sub-circuit when the backlight black frame insertion signal is converted into a black frame insertion mode from a normally open mode.

IPC Classes  ?

• G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source

Abstract

Embodiments of the present disclosure provide a display panel and a manufacturing method therefor, and a display device. The display panel comprises a backplane and a light-emitting unit layer arranged on the backplane. The light-emitting unit layer comprises a first electrode layer, a pixel defining layer, a light-emitting function layer, and a second electrode layer which are arranged in sequence. The first electrode layer comprises first electrodes and an auxiliary electrode which are electrically insulated from each other. The pixel defining layer comprises first openings formed corresponding to the first electrodes and a second opening formed corresponding to the auxiliary electrode; the first openings expose at least parts of the first electrodes, and the second opening exposes at least part of the auxiliary electrode. The light-emitting function layer comprises a third opening communicated with the second opening, and the second electrode layer is electrically connected to the auxiliary electrode by means of the third opening and the second opening which are communicated. The auxiliary electrode, the second opening, and the third opening are all located in a display area.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals

Abstract

An array substrate and a display apparatus. The array substrate comprises a substrate (20); the substrate (20) comprises a display area (AA) and a non-display area (BB) surrounding the display area (AA); the display area (AA) comprises at least one first transistor (21); the first transistor (21) comprises a first active portion (17), a first conductive portion (16) and a second conductive portion (18); the non-display area (BB) comprises at least one second transistor (22); the second transistor (22) comprises a second active portion (25), a third conductive portion (26) and a fourth conductive portion (24); the first active portion (17) and the second active portion (25) are both located at a semiconductor layer; the first conductive portion (16) and the third conductive portion (26) are located at different conductive layers; within the plane perpendicular to the array substrate, the second conductive portion (18) and the fourth conductive portion (24) are respectively located on two opposite sides of the semiconductor layer; and the second conductive portion (18) is in a floating state.

IPC Classes  ?

• H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body

Abstract

The present application belongs to the technical field of display, and discloses a display panel and a display device. The display panel comprises: a substrate, first surface wiring, multiple electrode structures, side wiring, and a first retaining wall structure. The first retaining wall structure is at least located between any two adjacent electrode structures, and at least two sections have different areas among multiple sections of the first retaining wall structure parallel to a first surface. The sections of the first retaining wall structure having different areas are formed by laser etching, thus at least part of a conductive material which accumulates on the first retaining wall structure when the side wiring is formed can be removed by means of laser etching, so as to avoid adjacent electrode structure short circuiting caused by said part of the accumulated conductive material, and display panel yield can be improved.

IPC Classes  ?

• G02F 1/1333 - Constructional arrangements
• H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body

Abstract

The present application belongs to the technical field of display. Disclosed are a display device and a wearable apparatus. The display device comprises: a main body supporting assembly, two rotary supporting assemblies, a hinge and a flexible display panel. At least two overturning assemblies in the hinge are distributed on two sides of a supporting seat and are connected to the supporting seat, one overturning assembly is rotatably connected to the main body supporting assembly, and the other overturning assembly is rotatably connected to the rotary supporting assemblies. When the display device is switched between an unfolded state and a folded state, under the action of an external force, the hinge can rotate by a certain angle relative to the main body supporting assembly, and the rotary supporting assemblies can also rotate by a certain angle relative to the hinge. At this moment, the flexible display panel can be folded in different forms under the driving action of the hinge and the rotary supporting assemblies. In this way, the display device provided with the flexible display panel has a plurality of different folding forms, thereby endowing the display device with good flexibility in terms of usage and improving the user experience.

IPC Classes  ?

• G09F 9/30 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements

Abstract

Provided is a gamma debugging apparatus for a display apparatus, wherein the display apparatus has a first display mode and a second display mode. The gamma debugging apparatus comprises: a target-brightness acquisition module, which is used for acquiring a first target-brightness interval and a first grayscale interval in the first display mode, and a second target-brightness interval and a second grayscale interval in the second display mode, wherein the maximum target brightness in the first target-brightness interval is greater than the maximum target brightness in the second target-brightness interval; a gamma debugging module, which is used for performing gamma debugging regarding a plurality of first target brightnesses in the first target-brightness interval and a plurality of grayscales in the first grayscale interval, so as to obtain a first group of gamma values; and a gamma calculation module, which is used for performing calculation regarding a plurality of target brightnesses in the second target-brightness interval and a plurality of grayscales in the second grayscale interval on the basis of the relationship between the first target-brightness interval and the second target-brightness interval and on the basis of the first group of gamma values, so as to obtain a second group of gamma values.

IPC Classes  ?

• G09G 3/3208 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]

Abstract

Provided in embodiments of the present disclosure are an array substrate, a display panel and a display device. The array substrate comprises: a substrate; a first active layer located in an active area on one side of the substrate; and a gate structure located in the active area on the side of the first active layer facing away from the substrate, wherein the gate structure comprises an auxiliary gate, an orthographic projection of the auxiliary gate on the substrate having an overlapping area with an orthographic projection of the first active layer on the substrate, and the thickness of the auxiliary gate in a direction perpendicular to the substrate ranging from 20 nm to 200 nm.

IPC Classes  ?

• H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body

Abstract

A display substrate includes a base substrate, and a pixel define layer and a first electrode which are disposed on the base substrate. The pixel define layer comprises an opening, a side wall of the first electrode is in a step shape, and the opening is exposed out of the first electrode. The pixel define layer covers at least part of a side wall of the first electrode. The orthographic projection, on the base substrate, of the surface of the first electrode away from the base substrate falls within the orthographic projection of the opening on the base substrate.

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/80 - Constructional details

Abstract

A display module is provided in the embodiment of the present disclosure, the display module includes: a display panel and a middle frame, the display panel includes a liquid crystal cell and a quantum dot composite film, the quantum dot composite film is on a main surface of the liquid crystal cell; the middle frame is on a side of the quantum dot composite film away from the liquid crystal cell, in which a sealing structure is arranged on an edge of the quantum dot composite film, the sealing structure can prevent the water vapor from entering the quantum dot composite film, to reduce the risk of adverse problems such as module image bluing produced by an edge failure of the quantum dot composite film, which can avoid reducing the quality of the display module image, and will not affect the color gamut of the display panel.

IPC Classes  ?

• G02F 1/1335 - Structural association of cells with optical devices, e.g. polarisers or reflectors
• G02F 1/1333 - Constructional arrangements
• G02F 1/13357 - Illuminating devices
• G02F 1/1339 - GasketsSpacersSealing of cells

Abstract

Disclosed are a display substrate and a display device, include: a base substrate, which includes a display area and a bonding area; a plurality of gate lines, a plurality of data lines, a plurality of lead lines, the plurality of lead lines are connected with the plurality of data lines, each of the plurality of lead lines includes a first portion at least part of the first portions is in the display area; where the display substrate further includes: a plurality of pixel driving circuits arranged in an area defined by the plurality of gate lines and the plurality of data lines; each of the plurality of pixel driving circuits includes: an active layer structure; where in the first direction, active layer structures in adjacent pixel driving circuits are approximately mirror symmetric; or in the second direction, active layer structures in adjacent pixel driving circuits are approximately mirror symmetric.

IPC Classes  ?

• G09G 3/3241 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element the current through the light-emitting element being set using a data current provided by the data driver, e.g. by using a two-transistor current mirror
• G09G 3/3233 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

An optical module and a tiled display device. The optical module comprises: a diffusion plate (10b); a color conversion layer (20b) provided on one side of the diffusion plate (10b); and a wavelength selective transmission layer (30) provided between the diffusion plate (10b) and the color conversion layer (20b), wherein the wavelength selective transmission layer (30) is configured to transmit light of a specific color and prevent the transmission of light of colors other than the light of the specific color.

IPC Classes  ?

• G02F 1/13357 - Illuminating devices
• G02F 1/1335 - Structural association of cells with optical devices, e.g. polarisers or reflectors

Abstract

A display panel, a mask used for evaporation, a mask assembly and a manufacturing method thereof are provided. The display panel includes: a base substrate; and a display area and a peripheral area; wherein, the peripheral area is provided with two types of dummy sub-pixel units, each type of dummy sub-pixel unit includes a dummy light-emitting material layer and a dummy auxiliary light-emitting layer, wherein, a first structure layer of a first dummy light-emitting material layer and a first dummy auxiliary light-emitting layer is arranged in the same layer as a second structure layer of a second dummy light-emitting material layer and a second dummy auxiliary light-emitting layer, and at least one of a size and a shape of an orthographic projection of the second structure layer on the base substrate is different from that of an orthographic projection of the first structure layer on the base substrate.

IPC Classes  ?

• H10K 59/88 - Dummy elements, i.e. elements having non-functional features

Abstract

A display panel, includes: a base substrate; an electrode layer, located on a side of the base substrate, where the electrode layer includes a plurality of electrode parts configured to form first electrodes of light-emitting units, orthographic projections of the electrode parts on the base substrate are distributed in an array along a first direction and a second direction, the first direction intersects with the second direction, electrode columns are formed by the electrode parts distributed in the second direction, and at least part of the electrode columns includes electrode parts configured to form the first electrodes of the light-emitting units of different colors; a plurality of pixel driving circuits, provided corresponding to the electrode parts, where the pixel driving circuits are connected to corresponding electrode parts, respectively, and the pixel driving circuits are configured to drive the light-emitting units to emit light; and a plurality of data lines.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

The present disclosure relates a display device including a first support member, a second member and a flexible display module. The second support member has a gap with the first support member. The flexible display module is arranged on a first surface of the first support member and a third surface of the second support member. The first surface includes a first mating surface close, the third surface includes a third mating surface, and the first and third mating surfaces are arranged symmetrically. A distance from the first mating surface to the flexible display module increases as a distance from the first mating surface to the second support member decreases, and a distance from the third mating surface to the flexible display module increases as a distance from the third mating surface to the first support member decreases.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements

Abstract

The present disclosure provides a display panel, an array substrate and a method for manufacturing the array substrate, and belongs to the field of display technology. The array substrate includes a base substrate, a driving circuit layer, an organic film layer and a conductive layer which are sequentially stacked; at least part of the organic film layer in a peripheral area is provided with a blocking groove; the array substrate further includes a first protrusion, and at least part of the first protrusion is located in the blocking groove; and at least part of the first protrusion is in contact with the organic film layer; the conductive layer comprises a signal line crossing an edge of the blocking groove, and an edge of the signal line is at least partially overlapped with the first protrusion.

IPC Classes  ?

• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
• G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device

Abstract

A wiring substrate includes: a base substrate; and a plurality of control areas on one side of the base substrate, each of the plurality of control areas extending in a first direction, the plurality of control areas being sequentially arranged in a second direction, and any one of the plurality of control areas including: a plurality of drive circuit pad groups sequentially arranged in the first direction; a plurality of functional element pad groups, each of which being electrically connected with the corresponding drive circuit pad group; a plurality of signal lines, main bodies of which extend in the first direction; and first connection lines, each of which is configured to cascade two drive circuit pad groups adjacent in the first direction, orthographic projections of the first connection lines on the base substrate not overlapping with orthographic projections of the signal lines on the base substrate.

IPC Classes  ?

• H10H 20/857 - Interconnections, e.g. lead-frames, bond wires or solder balls
• H01L 25/075 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group
• H01L 25/16 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices the devices being of types provided for in two or more different subclasses of , , , , or , e.g. forming hybrid circuits
• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
• H10D 86/60 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices

Abstract

The present disclosure provides a light-emitting element, a light-emission compensation method and an electronic device. The light-emitting element includes a substrate and at least one light-emitting unit arranged on the substrate. Each light-emitting unit includes: a first electrode; a first light-emitting layer; a common electrode; a second light-emitting layer, an orthogonal projection of the second light-emitting layer onto the substrate at least partially overlapping with an orthogonal projection of the first light-emitting layer onto the substrate. The light-emission compensation method includes: when normal display needs to be performed, controlling the first light-emitting layer or the second light-emitting layer of the light-emitting unit to emit light; and when compensated display needs to be performed, controlling the first light-emitting layer and/or the second light-emitting layer of the light-emitting unit to emit light in accordance with a predetermined compensated display mode.

IPC Classes  ?

• H10K 59/80 - Constructional details
• H05B 45/325 - Pulse-width modulation [PWM]
• H05B 47/17 - Operational modes, e.g. switching from manual to automatic mode or prohibiting specific operations
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

A pixel driving circuit and a driving method therefor, and a display apparatus. The pixel driving circuit comprises: a first node control sub-circuit, which is configured to provide, under the control of signals of a first scanning signal end (Gate1) and second scanning signal end (Gate2), a signal of a first initial signal end (Vinit1) to a first node (N1), and drive the signal of the first node (N1) by means of a signal of a second node (N2); and a second node control sub-circuit, which is configured to drive, under the control of signals of at least one scanning signal end (Gate) and voltage-stabilizing signal end (V), the signal of the second node (N2) by means of a signal of a write signal end (WS), wherein the first node control sub-circuit comprises at least one capacitor, the second node control sub-circuit comprises at least two capacitors and at least one transistor, and the at least one capacitor in the first node control sub-circuit is electrically connected to the at least one transistor in the second node control sub-circuit by means of at least one capacitor in the second node control sub-circuit.

IPC Classes  ?

• G09G 3/3233 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element

Abstract

The present application belongs to the technical field of display. Disclosed are a display panel, a manufacturing method for a display panel, and a display device. The display panel comprises: a substrate, a light extraction structure layer, and a display panel comprising a plurality of light-emitting units, wherein the light extraction structure layer comprises a plurality of light extraction structures, a plurality of first recessed structures recessed in the direction approaching the substrate are provided on the side of the light extraction structures away from the substrate, and at least one first recessed sub-structure recessed in the direction approaching the substrate is provided on the side of the first recessed structures away from the substrate. The light-emitting units are provided with structures similar in shape to the light extraction structures, such that the light-emitting area of the light-emitting units can be increased, thereby improving the brightness of the display panel.

IPC Classes  ?

• H10K 50/856 - Arrangements for extracting light from the devices comprising reflective means

Abstract

Provided in the embodiments of the present application are a screen mirroring display system, a screen mirroring display method and a related apparatus, which can provide eye-friendly content in screen mirroring scenarios, thus reducing visual fatigue of viewers. The screen mirroring display system comprises a first device and a second device, wherein the first device is in communication connection with the second device, the first device is a screen mirroring transmitting terminal, and the second device is a screen mirroring receiving terminal; the first device generates first display information of target screen mirroring content, and transmits the first display information to the second device; on the basis of the first display information, the second device generates first eye-friendly content corresponding to the target screen mirroring content; and the second device displays the first eye-friendly content.

IPC Classes  ?

• H04N 21/41 - Structure of clientStructure of client peripherals

Abstract

Embodiments of the present application provide a flexible display apparatus. The flexible display apparatus comprises a flexible module and a movable module. The flexible module comprises a sliding support portion, and the movable module comprises slide rails. The sliding support portion comprises first support members. The first support members slide within the slide rails in a first direction to achieve sliding connection between the flexible module and the movable module. Friction members are arranged on contact surfaces of the first support members and the slide rails.

IPC Classes  ?

• G09F 9/30 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements

Abstract

A display apparatus, a display panel and a manufacturing method therefor. Light-emitting devices of the display panel are arranged on one side of a driving backboard; the light-emitting devices comprise first light-emitting devices, second light-emitting devices and third light-emitting devices which have different light-emitting colors; the light-emitting devices are classified into a plurality of light-emitting units distributed in an array in a first direction and a second direction; one light-emitting unit comprises at least one of a second light-emitting device and a third light-emitting device, and a first light-emitting device; the area of the orthographic projection of the first light-emitting device on the driving backboard is larger than four times the area of the orthographic projection of either of the second light-emitting device and the third light-emitting device on the driving backboard; a plurality of lenses are distributed in an array on the side of the light-emitting devices away from the driving backboard; the lenses comprise a first lens overlapping the first light-emitting device; and the lenses shrink in a direction away from the driving backboard and are used for converging light emitted by the light-emitting devices overlapping the lenses.

IPC Classes  ?

• H10K 59/12 - Active-matrix OLED [AMOLED] displays

Abstract

A display substrate (10, 20) and a display device (1500), the display substrate (10, 20) comprising: a substrate (400); a first conductive layer (405) located on the substrate (400); a first insulating layer (415) located on the first conductive layer (405), the first insulating layer (415) having a first opening (O1) exposing the first conductive layer (405); and a second conductive layer (420) located on the first insulating layer (415), the second conductive layer (420) having a first portion (P1) filling the first opening (O1) and being in contact with the first conductive layer (405) and a second portion (P2) located outside the opening. The dimension of the first opening (O1) is configured to reduce the stress on the first portion (P1) of the second conductive layer (420), so as to prevent delamination between the first portion (P1) of the second conductive layer (420) and the first conductive layer (405).

IPC Classes  ?

• H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body

Abstract

An array substrate, a display panel, and a display device. The array substrate comprises a plurality of pixel driving circuits arranged in multiple rows and multiple columns; each pixel driving circuit among the plurality of pixel driving circuits comprises a plurality of transistors; the plurality of transistors at least comprise a write transistor. The array substrate comprises a base substrate, a first source-drain metal layer provided on one side of the base substrate, a transistor distribution layer provided on the side of the first source-drain metal layer away from the base substrate, and a second source-drain metal layer provided on the side of the transistor distribution layer away from the base substrate. The first source-drain metal layer comprises a data signal line. The transistor distribution layer is provided with an active layer pattern of the write transistor, and the active layer pattern of the write transistor is electrically connected to the data signal line. The second source-drain metal layer comprises an anode connection pattern. The array substrate is used for displaying an image.

IPC Classes  ?

• H10K 59/12 - Active-matrix OLED [AMOLED] displays

Abstract

Provided in the present disclosure are a light-emitting device and a preparation method therefor, and a display apparatus. The light-emitting device comprises: a first electrode; a quantum dots light-emitting layer; an electron transport layer, which is located on the side of the quantum dots light-emitting layer that is away from the first electrode; and a protective layer, which is located on the side of the quantum dots light-emitting layer that is away from the first electrode. The quantum dots light-emitting layer comprises organic acid groups, and the protective layer blocks the organic acid groups from coming into contact with the electron transport layer.

IPC Classes  ?

• H10K 50/115 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising active inorganic nanostructures, e.g. luminescent quantum dots

Abstract

A display substrate and a manufacturing method therefor, and a display apparatus. The display substrate comprises: a base substrate and a plurality of sub-pixels arranged on the base substrate, each sub-pixel comprising a pixel aperture area (K1); the display substrate further comprises a plurality of lens units (1), and at least part of each lens unit (1) is located in a corresponding pixel aperture area (K1); each lens unit (1) comprises a plurality of lenses (10) distributed in an array, wherein each lens (10) comprises a central lens portion (101) and at least one surrounding lens portion (102), and the surrounding lens portion (102) surrounds the central lens portion (101).

IPC Classes  ?

• H10K 50/858 - Arrangements for extracting light from the devices comprising refractive means, e.g. lenses

Abstract

The present application relates to the technical field of display, and provides a display panel and a display apparatus. The display panel comprises a substrate and a plurality of light-emitting devices arranged in an array on the substrate, the light-emitting devices at least being located in a display area. The display panel further comprises a first conductive layer, the first conductive layer comprising, electrically connected to each other, a first cathode loop and anodes of the light-emitting devices. The first cathode loop is located in a peripheral area, surrounds the display area, and is electrically connected to a pixel circuit of the display panel; the first cathode loop comprises a plurality of conductive patterns, a gap being formed between every two adjacent conductive patterns, and a planar graph of the conductive patterns comprising a concave polygon. The display panel is suitable for manufacture of high-quality display apparatuses.

IPC Classes  ?

• H10K 50/822 - Cathodes characterised by their shape
• H10K 50/824 - Cathodes combined with auxiliary electrodes

Abstract

The present disclosure provides an assembly member of a display modulee, the assembly member is configured to be assembled with a case, the case includes a first magnetic member. The assembly member includes: a bearing structure configured to bear at least one display substrate; and a fixing assembly disposed on the bearing structure and configured to be movable relative to the bearing structure. The fixing assembly includes: a second magnetic member and a fixed part fixedly connected to the second magnetic member, where the fixed part is located on a side of the second magnetic member close to the first magnetic member, and configured to be magnetically attracted with the first magnetic member. The present disclosure further provides a display module and a splicing display apparatus.

IPC Classes  ?

• H01L 25/075 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group

Abstract

A display substrate and a manufacture method thereof, and a display device are provided, the display substrate includes: a plurality of sub-pixels, a first light-shielding layer is between the first pixel circuit and the first base substrate, an orthographic projection of the first light-shielding layer at least partially overlaps with an orthographic projection of the first pixel circuit on the first base substrate; a second light-shielding layer is between the second pixel circuit and the first base substrate, an orthographic projection of the second light-shielding layer at least partially overlaps with an orthographic projection of the second pixel circuit on the first base substrate; a wavelength of light emitted from the first effective light-emitting region is greater than that from the second effective light-emitting region.

IPC Classes  ?

• H10K 59/126 - Shielding, e.g. light-blocking means over the TFTs
• H10K 59/12 - Active-matrix OLED [AMOLED] displays

Abstract

An array substrate includes a substrate, a first conductive layer, at least one insulating layer disposed on a side of the first conductive layer away from the substrate, and a second conductive layer disposed on a side of the at least one insulating layer away from the substrate. The first conductive layer includes a plurality of signal lines, and the plurality of signal lines include device power supply lines. The at least one insulating layer is provided with a first via hole therein. The second conductive layer includes a plurality of device conductive portion groups and a plurality of chip conductive portion groups. A device conductive portion group includes first conductive portions at intervals. A chip conductive portion group includes second conductive portions at intervals. A first conductive portion of the device conductive portion group is in electrical contact with a device power line through the first via hole.

IPC Classes  ?

• H10H 29/49 - Interconnections, e.g. wiring lines or terminals
• G02F 1/13357 - Illuminating devices
• H10H 29/853 - Encapsulations characterised by their shape

Abstract

The present disclosure relates to a method for training a natural language processing model, a text processing method and an apparatus, where the method for training a natural language processing model includes: obtaining a sample text; determining a triple in the sample text, where the triple includes two entities in the sample text and a relation between the two entities; processing the sample text based on the triple to obtain a knowledge fusion vector; and inputting the knowledge fusion vector into the natural language processing model for training to obtain a target model. The sample text may be processed based on the triple in the sample text to obtain a knowledge fusion vector. Compared with the sample text, the knowledge fusion vector contains other triple information besides the sample text information itself, so that a computer obtains the true meaning of the sample text more accurately.

IPC Classes  ?

• G06F 40/30 - Semantic analysis
• G06N 3/0442 - Recurrent networks, e.g. Hopfield networks characterised by memory or gating, e.g. long short-term memory [LSTM] or gated recurrent units [GRU]
• G06N 3/0464 - Convolutional networks [CNN, ConvNet]

Abstract

A display panel includes a first display portion, a second display portion, and a first bonding portion connected to the first display portion. The first display portion surrounds the second display portion in an enclosed state, and forms an included angle with the second display portion. The first bonding portion can be bent to a non-display surface of the second display portion. The first display portion includes a first display area and a first peripheral area. The first display area is provided with a plurality of first sub-pixels. The first peripheral area is located on a side of the first display area away from the second display portion and is provided with a first voltage bus, first circuit structures, first data fan-out lines and a second voltage bus that are connected to the plurality of first sub-pixels and extend to the first bonding portion.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• G09G 3/3266 - Details of drivers for scan electrodes

Abstract

A display substrate and a display device are provided. In the display substrate, the shift register unit includes a charge pump circuit, the charge pump circuit includes a first capacitor and a first transistor, and the charge pump circuit is electrically connected with a first input node and a first node, respectively; a first electrode plate of the first capacitor is connected with the first clock signal line, a second electrode plate of the first capacitor is connected with the first input node, a gate electrode of the first transistor is connected with a first electrode of the first transistor, a second electrode plate of the first capacitor is provided with a first portion, and the first portion of the second electrode plate of the first capacitor and the gate electrode of the first transistor have an integral structure.

IPC Classes  ?

• G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
• G11C 19/28 - Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements

Abstract

Disclosed are a detection chip and a modification method therefor. A surface activation treatment is performed on a hydrophilic layer of the detection chip, such that a hydroxy-containing modification group is formed on a surface of the hydrophilic layer; and a solution containing an oxy compound is then used to perform a surface epoxidation treatment on the hydrophilic layer in order to form an epoxy-containing modification group on the surface of the hydrophilic layer.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers
• C23C 16/40 - Oxides
• C23C 16/50 - Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
• C23C 16/56 - After-treatment

Abstract

A detection chip, a using method for the same, and a reaction system. The detection chip includes a first substrate, a micro-cavity defining layer, and a heating electrode. The micro-cavity defining layer is on the first substrate and defines a plurality of micro-reaction chambers. The heating electrode is on the first substrate and is closer to the first substrate than the micro-cavity defining layer, and is configured to heat a plurality of micro-reaction chambers. The orthographic projection of the plurality of micro-reaction chambers on the first substrate is within the orthographic projection of the heating electrode on the first substrate.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers
• C12Q 1/686 - Polymerase chain reaction [PCR]
• G01N 21/64 - FluorescencePhosphorescence

Abstract

A display substrate and a display device. The display substrate includes a pixel circuit in which the driving circuit controls a driving current driving the light emitter element to emit light; the first light emission control circuit applies a first voltage to a first terminal of the driving circuit in response to a first light emission control signal; the second light emission control circuit applies the driving current to the light emitter element in response to a second light emission control signal; the first reset circuit applies a first reset voltage to the control terminal of the driving circuit in response to a first reset signal; the first reset signal and the first light emission control signal are simultaneously turn-on signals during a period; the first light emission control line and the second light emission control line extend along a first direction and are arranged in a second direction.

IPC Classes  ?

• G09G 3/3233 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements

Abstract

A display panel and a display apparatus. The display panel includes: a base substrate with a display region including a first display region, and the display region has a first frame and a second frame opposite to each other; a through hole, penetrating through the base substrate, wherein a distance between a center of the through hole and the first frame is smaller than a distance between the center of the through hole and the second frame; and a plurality of spacers, located on a side of the base substrate, wherein the first display region includes a region between the through hole and the first frame, and a distribution density of the spacers in the first display region is larger than a distribution density of the spacers between the through hole and the second frame.

IPC Classes  ?

• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/80 - Constructional details

Abstract

The present disclosure provides a display substrate, a display panel and a display apparatus. The display substrate includes a base substrate; a transistor, located on the base substrate, and including an active layer; and a data line, located between the active layer and the base substrate; the data line is connected with the active layer, and an orthographic projection of the active layer on the base substrate is located in an orthographic projection of the data line on the base substrate.

IPC Classes  ?

• H10D 86/60 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
• G02F 1/1343 - Electrodes
• G02F 1/1362 - Active matrix addressed cells
• G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device
• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs

Abstract

The present application relates to the technical field of display. Disclosed are a pixel driving circuit, a display panel and a light-emission control method. The pixel driving circuit comprises: a turn-on control sub-circuit, which turns on a gate of a driving transistor and a first node in response to a signal from a first light-emission control signal end; a data writing sub-circuit, which writes a driving signal into the first node in response to a signal from a scanning signal end; a coupling sub-circuit, which stores the driving signal and a threshold value voltage of the driving transistor; a first light-emission control sub-circuit, which provides a signal from a first power source end to a first electrode of the driving transistor in response to a signal from a second light-emission control signal end; and a second light-emission control sub-circuit, which turns on a second electrode of the driving transistor and a light-emission device in response to a signal from the first light-emission control signal end. By means of the provision of a turn-on control sub-circuit, the effect of the capacitance value of a light-emission device on a pixel circuit is effectively blocked, thereby making the display brightness of the pixel circuit in a low-grayscale picture more uniform.

IPC Classes  ?

• G09G 3/32 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
• G09G 3/3233 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element

Abstract

The present invention provides a light-emitting device and a manufacturing method therefor, and a display apparatus. The light-emitting device comprises: a substrate; a hole transport layer located on the substrate; a quantum dot light-emitting layer located on the side of the hole transport layer distant from the substrate; and first wavelength light absorption molecules located on the side of the hole transport layer distant from the substrate, the first wavelength light absorption molecules being configured to absorb first wavelength light capable of causing a cross-linking reaction of the hole transport layer.

IPC Classes  ?

• H10K 59/38 - Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]

Abstract

A display substrate and a display apparatus. The display substrate comprises a base substrate (101), a reflective layer (305), and a light-emitting composite layer (307). The reflective layer (305) has a plurality of first vias, and the light-emitting composite layer (307) comprises a first light-emitting device (301). The display substrate further comprises a first conductive structure (111), and the first light-emitting device (301) is at least partially in surface contact with the first conductive structure (111). At least part of the first conductive structure (111) is located within the first vias. The first conductive structure (111) comprises at least two sections. The orthographic projection, on the plane on which the display substrate is located, of the section close to the light-emitting composite layer (307) is located within the orthographic projection, on the plane on which the display substrate is located, of a section which is adjacent to said section and is away from the light-emitting composite layer (307), and the area of the orthographic projection of the section close to the light-emitting composite layer (307) on the plane on which the display substrate is located is smaller than the area of the orthographic projection of the section which is adjacent to said section and is away from the light-emitting composite layer (307) on the plane on which the display substrate is located.

IPC Classes  ?

• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

The present disclosure relates to the technical field of display, and provides a driving apparatus, a display terminal, a system, a method, a device, and a storage medium. The driving apparatus comprises: a graphics card, configured to read preset first extended display identification data corresponding to a first display mode from a storage module in the first display mode, generate first display data corresponding to the first display mode on the basis of the first extended display identification data and send same to an integrated control chip; the integrated control chip, configured to generate a first clock signal and first drive data in the first display mode on the basis of the received first display data, and send the first clock signal to a display panel and send the first drive data to a driver chip; and the driver chip, configured to convert the first drive data into a first data voltage signal, and send the first data voltage signal to the display panel, such that the display panel drives pixels for image display on the basis of the received first clock signal and first data voltage signal.

IPC Classes  ?

• G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
• H04N 5/445 - Receiver circuitry for displaying additional information

Abstract

The present application discloses an organic electroluminescent device, a display panel, and a display apparatus. The organic electroluminescent device comprises: a first electrode; a first light-emitting layer, the first light-emitting layer being located on one side of the first electrode; a second light-emitting layer, the second light-emitting layer being located on the side of the first light-emitting layer away from the first electrode; a third light-emitting layer, the third light-emitting layer being located on the side of the second light-emitting layer away from the first electrode; and a second electrode, the second electrode being located on the side of the third light-emitting layer away from the first electrode. The first to third light-emitting layers contain dye-sensitized light-emitting materials, and the first to third light-emitting layers each contain first to third materials. The first material has hole transport properties, the second material has at least one among electron transport properties and thermally activated delayed fluorescence properties, and the third material has thermally activated delayed fluorescence properties.

IPC Classes  ?

• H10K 50/12 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants

Abstract

The present application relates to the technical field of displays. Provided are a display panel and a preparation method therefor, and a display apparatus. The display panel comprises a first display area and at least one second display area, wherein the transmittance of the second display area is greater than that of the first display area, the first display area comprises a plurality of first sub-pixels arranged in an array, the second display area comprises a plurality of second sub-pixels arranged in an array, each first sub-pixel comprises a first pixel circuit, each second sub-pixel comprises a second pixel circuit, and the transmittance of the second pixel circuit is greater than that of the first pixel circuit. The display panel is applicable to the preparation of a display apparatus having an under-display facial recognition and/or under-display camera function.

IPC Classes  ?

• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements

Abstract

A display panel and a display apparatus, which belong to the technical field of displays. The display panel comprises: a first display area and at least one second display area; a plurality of first sub-pixels, which are located in the first display area; and a plurality of second sub-pixels, which are located in the second display area, wherein each of the first sub-pixels and second sub-pixels comprises a pixel circuit, each pixel circuit comprises a first-type transistor, and each second sub-pixel comprises a first sub-area and a second sub-area; and the display panel further comprises a first semiconductor layer, which comprises active portions of the first-type transistors, wherein the orthographic projection, on a substrate of the display panel, of the portion of the first semiconductor layer which is located in the second display area at least falls within the first sub-areas, the pixel circuits of the second sub-pixels are configured to allow light transmission, and the transmittance of the first sub-areas is less than that of the second sub-areas.

IPC Classes  ?

• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements

Abstract

A light-emitting substrate includes a first conductive coil, a light-emitting unit and a control circuit. The first conductive coil has a first end and a second end. The first conductive coil is coupled to an external coil, so that the first conductive coil generates a first power signal. The light-emitting unit includes a first electrode and a second electrode. The second electrode of the light-emitting unit is electrically connected to the first end of the first conductive coil. A control terminal of the control circuit is electrically connected to the second end of the first conductive coil, an input terminal of the control circuit is electrically connected to a first power terminal, and an output terminal of the control circuit is electrically connected to the first electrode of the light-emitting unit. The first voltage signal provided by the first power terminal is a direct current voltage signal.

IPC Classes  ?

• H04B 5/43 - Antennas
• H01L 25/16 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices the devices being of types provided for in two or more different subclasses of , , , , or , e.g. forming hybrid circuits
• H04B 5/26 - Inductive coupling using coils
• H10H 29/49 - Interconnections, e.g. wiring lines or terminals
• H10H 29/80 - Constructional details

Abstract

A decoder circuit and a display device are provided, which belong to the technical field of electronics. In each logic circuit group included in the decoder circuit, N-type transistors and P-type transistors are both arranged along a second direction, the N-type transistors and the P-type transistors are arranged along a first direction intersected with the second direction, substrate isolation regions of any transistor are disposed on two sides of the transistor in the first direction, and the substrate isolation region is provided with vias arranged along the second direction. In this way, the P-type transistor and the N-type transistor can be separated by the substrate isolation region with vias, so that a distance between the P-type transistor and the N-type transistor adjacent to each other is greater than a distance between two adjacent transistors of the same type (e.g., N-type transistors or P-type transistors).

IPC Classes  ?

• G09G 3/3225 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs

Abstract

A driving circuit is configured to drive a light-emitting unit to emit light, and the driving circuit includes: a voltage regulation circuit, configured to regulate a driving voltage of the light-emitting unit according to a voltage regulation signal; and a processing chip, configured to provide the voltage regulation signal to the voltage regulation circuit to reduce a difference between a reference current and a driving current of the light-emitting unit under a turned-on state.

IPC Classes  ?

• H05B 45/60 - Circuit arrangements for operating LEDs comprising organic material, e.g. for operating organic light-emitting diodes [OLED] or polymer light-emitting diodes [PLED]
• H05B 45/18 - Controlling the intensity of the light using temperature feedback

Abstract

A display substrate and a manufacturing method therefor, and a display apparatus. The display substrate includes a plurality of first electrodes (31) and a plurality of pixel definition structures (32) disposed on the base substrate (10). The pixel definition structures (32) are disposed between adjacent first electrodes (31) and forming pixel openings (35) exposing the first electrodes (31). A pixel definition structure (32) includes at least a first insulating layer (101), a second insulating layer (102), a third insulating layer (103), and a fourth insulating layer (104). An orthographic projection of the second insulating layer (102) on the base substrate at least partially overlaps an orthographic projection of a first electrode (31) on the base substrate. A surface of the second insulating layer (102) is provided with a second recess (106).

IPC Classes  ?

• H10K 59/122 - Pixel-defining structures or layers, e.g. banks
• H10K 59/124 - Insulating layers formed between TFT elements and OLED elements

Abstract

A display panel and a display apparatus are provided; the display panel is divided into a display region and a non-display region at least partially surrounding the display region; a fan-out region is provided in the non-display region; the display panel includes a substrate and a first power trace provided on the substrate; a first portion of the first power trace is provided in the fan-out region and configured to transmit a first power signal; and the first portion includes: a sheet-shaped trace proximal to an edge of the display panel, and a plurality of stripe-shaped traces spaced apart from one another and extending from the sheet-shaped trace toward the display region. According to the present disclosure, the first power trace in the fan-out region is configured to include the plurality of strip-shaped traces.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 59/80 - Constructional details

Abstract

The embodiments of the present disclosure provide a display substrate, a display panel, and a display device. The display substrate includes: a first base substrate, wherein a plurality of sub-pixel regions arranged in an array are provided on the first base substrate; and a reflective layer provided on one side of the first base substrate, wherein a surface of the reflective layer away from the first base substrate is formed to include a plurality of first bumps and a plurality of second bumps, and the first bump has a size greater than that of the second bump.

IPC Classes  ?

• G02F 1/1335 - Structural association of cells with optical devices, e.g. polarisers or reflectors
• G02F 1/1333 - Constructional arrangements
• G02F 1/1362 - Active matrix addressed cells
• G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device
• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
• H10D 86/60 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices

Abstract

A display substrate includes: a base substrate; light-emitting elements located in a display area; pixel driving circuits located respectively connected to the light-emitting elements, each pixel driving circuit including an N-type transistor and a P-type transistor; a first gate driving circuit, a second gate driving circuit and a third gate driving circuit in a border area of the display area, the first and third gate driving circuits being connected with the P-type transistor, the second gate driving circuit being connected with the N-type transistor, and orthographic projections of the first to third gate driving circuits on the base substrate are not overlapped with each other; and a planarization layer located between the pixel driving circuits and the light-emitting elements.

IPC Classes  ?

• G09G 3/3266 - Details of drivers for scan electrodes
• G09G 3/32 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
• G11C 19/28 - Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements

Abstract

A touch sensor layer has a touch region and a wiring region at a periphery of the touch region, and includes a plurality of first touch electrode blocks, a plurality of second touch electrode blocks, and at least one first touch auxiliary portion. The plurality of first touch electrode blocks and the plurality of second touch electrode blocks are located in the touch region and disposed in a same layer. Second touch electrode blocks and first touch electrode blocks are staggered in a first direction, and other second touch electrode blocks and other first touch electrode blocks are staggered in a second direction. A first touch auxiliary portion is disposed on a side, facing the wiring region, of at least one first touch electrode block in a group of first touch electrode blocks located at an outermost periphery and proximate to a same side of the touch region.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A flexible polarizer and a flexible touch display device. The flexible polarizer includes: a support protective layer; a linear polarized layer provided on the side of the support protection layer and comprising an acidic substance; at least one retardation layer provided on the side of the linear polarized layer distant from the support protection layer, and bonded to the linear polarized layer by means of a first bonding layer; and at least one block layer provided on the side of the linear polarized layer away from the support protection layer, and configured to block the acidic substance in the linear polarized layer from penetrating into a flexible touch display panel bonded with the block layer.

IPC Classes  ?

• H10K 59/80 - Constructional details
• G02B 5/30 - Polarising elements
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H10K 59/40 - OLEDs integrated with touch screens
• H10K 77/10 - Substrates, e.g. flexible substrates
• H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

Abstract

A display substrate and a display device are provided. In the display substrate, an orthographic projection of the first anode on the base substrate is overlapped with orthographic projections of X signal lines, an orthographic projection of the third anode on the base substrate is overlapped with orthographic projections of Y signal lines, and X is greater than Y, the first anode includes a first part, a second part, and a third part which are sequentially arranged in the first direction, the first part and the third part are located at two sides of the second part, the second part is closer to the base substrate than the first part and the third part, and the first part is overlapped with one signal line group, and the third part is overlapped with another one signal line group.

IPC Classes  ?

• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
• H10D 86/40 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
• H10D 86/60 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
• H10K 59/124 - Insulating layers formed between TFT elements and OLED elements
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/80 - Constructional details

Abstract

A display substrate and a display device. The display substrate includes a base substrate and a plurality of sub-pixels on the base substrate. Each sub-pixels includes a pixel circuit. The plurality of sub-pixels include a first sub-pixel. The compensation sub-circuit of the first sub-pixel includes a first electrode, a second electrode, and a connection portion between the first electrode and the second electrode. The first drive electrode of the light-emitting element of the first sub-pixel includes a first main body portion including a first side parallel to a certain direction, and a first protruding portion protruding from the first side of the first main body portion. The first protruding portion at least partially overlaps with the connection portion of the compensation sub-circuit of the first sub-pixel in a direction perpendicular to the base substrate. The light-emitting element of the first sub-pixel is configured to emit green light.

IPC Classes  ?

• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• G09G 3/3233 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/80 - Constructional details

Abstract

An array substrate. The array substrate comprises a substrate, a first conductive layer, at least one insulating layer, and a second conductive layer. The first conductive layer is arranged on one side of the substrate. The first conductive layer comprises a plurality of signal lines, and the plurality of signal lines comprise a plurality of device power lines. The at least one insulating layer is arranged on the side of the first conductive layer away from the substrate. The at least one insulating layer is provided with a first via penetrating through the at least one insulating layer. The second conductive layer is arranged on the side of the at least one insulating layer away from the substrate. The second conductive layer comprises a plurality of device conductive part groups and a plurality of chip conductive part groups. The device conductive part groups each comprise a plurality of first conductive parts arranged at intervals, and the device conductive part groups are configured to be connected to a light-emitting device. The chip conductive part groups each comprise a plurality of second conductive parts arranged at intervals, and the chip conductive part groups are configured to be connected to a microchip. The first conductive parts of the device conductive part groups are in electrical contact with the device power lines by means of the first via.

IPC Classes  ?

• H01L 33/62 - Arrangements for conducting electric current to or from the semiconductor body, e.g. leadframe, wire-bond or solder balls
• G02F 1/13357 - Illuminating devices

Abstract

The present application relates to the technical field of display. Disclosed are a functional backplate and a light-emitting device. The functional backplate comprises a base substrate, a plurality of electronic elements, a plurality of connecting traces, and a bridging circuit structure. The bridging circuit structure comprises a substrate, an adhesive layer located on a third surface of the substrate, and a circuit layer and a protective layer located on a fourth surface of the substrate. Each bridging trace in the circuit layer is connected to one corresponding connecting trace, so that a driving signal provided by an external circuit structure connected by the bridging trace is transmitted to an electronic element by means of the connecting trace. According to the solution of embodiments of the present application, the width occupied by ends of all the bridging traces can be concentrated to be within a smaller size range, and it is not necessary to bind a relatively large number of flexible circuit boards so as to connect to an external circuit structure. The flexibility is relatively high.

IPC Classes  ?

• G02F 1/13357 - Illuminating devices

Abstract

Disclosed are a shift register and a driving method therefor, a gate driving circuit, and a display device. The shift register comprises: an input sub-circuit; a first control sub-circuit configured to transmit a signal of a first clock signal end to a second node in response to control of a first node and transmit a first level signal of a first level end to the second node in response to control of the first clock signal end; a second control sub-circuit configured to transmit a second level signal to the first node in response to control of the second node and a second clock signal end; a first output sub-circuit configured to transmit the first level signal of the first level end to an output end in response to the control of the first node; a second output sub-circuit configured to connect a second level end and the output end in response to control of the first node, the second node, and the second clock signal end; and a first leakage prevention sub-circuit configured to provide the first level signal for the second node at least when the first level signal is provided at the input end.

IPC Classes  ?

• G11C 19/28 - Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements

Abstract

Provided are a display difference correction method and apparatus for a display screen, and a display apparatus. The display difference correction method comprises: on the basis of a display screen, determining a spatial point set for viewing the display screen (S100); collecting image information of viewing, at a small point, a preset picture displayed on the display screen (S200); on the basis of the difference between chrominance information of the preset picture collected at the small point and a preset target chrominance value of the corresponding preset picture, performing color deviation gradient partitioning (S300); on the basis of color deviation gradients, determining correction parameters of a plurality of display units in the corresponding preset picture (S400); and on the basis of the corresponding correction parameters, correcting the plurality of display units (S500).

IPC Classes  ?

• G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix

Abstract

An array substrate, comprising a plurality of columns of pixel circuits, a plurality of data lines, a plurality of multiplexing circuits, a plurality of input signal lines, a plurality of output signal line groups, a plurality of first gate lines and a plurality of second gate line groups. One data line is connected to one column of pixel circuits. The plurality of multiplexing circuits are arranged in a plurality of columns in a first direction, each column comprising a plurality of multiplexing circuits arranged in a second direction. The input signal lines are located on the side of the multiplexing circuits away from a display area, and one input signal line is connected to one multiplexing circuit. Each output signal line group comprises a plurality of output signal lines, the plurality of output signal lines are connected to the same multiplexing circuit, and one output signal line is connected to one data line. The first gate lines are located on the side of the plurality of multiplexing circuits away from the display area. Each second gate line group comprises a plurality of second gate lines, one second gate line is connected to one first gate line, and the plurality of second gate lines in one second gate line group are connected to the plurality of multiplexing circuits in one column.

IPC Classes  ?

• G02F 1/1362 - Active matrix addressed cells
• G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device
• G02F 1/133 - Constructional arrangementsOperation of liquid crystal cellsCircuit arrangements

Abstract

Disclosed is a display substrate including a display region which includes a light-transmitting display region; the display substrate includes multiple light emitting elements and multiple pixel circuits, the multiple light emitting elements include multiple first type light emitting elements located in the light-transmitting display region, the multiple pixel circuits include multiple first type pixel circuits located in the light-transmitting display region, at least one first type pixel circuit among the multiple first type pixel circuits is electrically connected with at least two first type light emitting elements emitting light of a same color, and the first type pixel circuit is configured to drive the at least two first type light emitting elements to emit light; an orthographic projection of at least one first type pixel circuit on a base substrate is overlapped with an orthographic projection of at least one first type light emitting element on the base substrate.

IPC Classes  ?

• H10H 29/34 - Active-matrix LED displays characterised by the geometry or arrangement of subpixels within a pixel, e.g. relative disposition of the RGB subpixels
• H10H 29/32 - Active-matrix LED displays characterised by the geometry or arrangement of elements within a subpixel, e.g. arrangement of the transistor within its RGB subpixel
• H10H 29/49 - Interconnections, e.g. wiring lines or terminals
• H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels

Abstract

Embodiments of the present disclosure provide a shift register, a gate drive circuit and a display device. The shift register includes a light emitting drive output module configured to supply a first voltage of a first power supply terminal to a light emitting control drive signal output terminal in response to control of a voltage at a third node, to supply a second voltage of a second power supply terminal to the light emitting control drive signal output terminal in response to control of a voltage at a second node, and to supply a second voltage of a second power supply terminal to the light emitting control drive signal output terminal in response to control of the second voltage at the second power supply terminal.

IPC Classes  ?

• G09G 3/3266 - Details of drivers for scan electrodes
• G09G 3/3258 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the voltage across the light-emitting element

Abstract

An apparatus and a method of controlling display, and a display device are provided, which is applicable to a field of display. The apparatus includes: a first control circuit configured to, in response to an instruction being detected, control a display device to enter a display transition period, allow a first control signal to be at an active level at a first predetermined time of the display transition period, and allow a second control signal to be at an inactive level at a second predetermined time of the display transition period; and a display circuit configured to, in response to a detection that the second control signal is at the inactive level, control the display device to display in the second display mode according to the first control signal during a display period, where the second control signal controls the display device to display in the first display mode.

IPC Classes  ?

• G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix

Abstract

The present disclosure provides an information collection module and an information collection apparatus. The information collection module includes: a substrate including a display region, a light-emitting unit being distributed in the display region; and an induction coil and a rectifying circuitry arranged on the substrate, the induction coil being electrically coupled to electrodes of the light-emitting unit via the rectifying circuitry, the rectifying circuitry being configured to rectify a current.

IPC Classes  ?

• G09G 3/30 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels

Abstract

A thin film transistor, a method for manufacturing a thin film transistor, a display substrate and a display apparatus are provided. The thin film transistor includes: a gate electrode, an active layer, a source electrode and a drain electrode on the substrate, wherein the active layer is on a side of the source electrode away from the substrate, the gate electrode is on a side of the active layer away from the substrate, and the source electrode and the drain electrode are connected to the active layer; a buffer layer between layers where the active layer and the source electrode are located; a gate insulating layer between layers where the active layer and the gate electrode are located, and including a hollowed-out portion therein, and an adapter electrode on a side of the active layer away from the substrate.

IPC Classes  ?

• H10D 30/67 - Thin-film transistors [TFT]
• H10D 30/01 - Manufacture or treatment

Abstract

A circuit board and a display device having same. The circuit board comprises: a circuit board body (1), wherein a part mounting face (11) is formed on one side of the circuit board body (1); a base face (12) is formed on the other side of the circuit board body (1); the part mounting face (11) is provided with a heat dissipation bonding pad (2); the circuit board body (1) is provided with heat dissipation holes penetrating same from the base face (12) to the heat dissipation bonding pad (2); the base face (12) is provided with a bottom solder mask (3); the bottom solder mask (3) flows into the heat dissipation holes such that the heat dissipation holes are formed into semi-plug holes (13); reinforced solder masks (4) are arranged outside the bottom solder mask (3); and the reinforced solder masks cover the semi-plug holes in a sealing manner.

IPC Classes  ?

• H05K 1/02 - Printed circuits Details
• H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating

Abstract

The present disclosure provides a data storage method, a single-node server, and a device. The method includes: obtaining storage parameters of at least one single-node server, wherein the storage parameters represent parameters used when slicing processing and encoding processing are performed on original data to be stored; according to the storage parameters of the single-node server, determining N first data blocks and M second data blocks which are obtained after said original data is processed, wherein any N data blocks in the N first data blocks and the M second data blocks have an association relationship with M data blocks other than the any N data blocks in the N first data blocks and the M second data blocks; and respectively storing data blocks corresponding to the original data into different disks of the single-node server.

IPC Classes  ?

• G06F 11/14 - Error detection or correction of the data by redundancy in operation, e.g. by using different operation sequences leading to the same result

Abstract

The present disclosure provides a visual data analysis method and device used for visual analysis for multiple types of data sources. By establishing connection relationships with various types of data sources, multiple types of data sources can be obtained in real time, and various types of data sources are combined and analyze in real time. The method includes: obtaining multiple types of data sources, and establishing a connection with each type of data source, wherein the type of data source is used to represent a source from which data is obtained; displaying, through a visual page, each piece of table information contained in each type of data source with which the connection is made.

IPC Classes  ?

• G06T 11/20 - Drawing from basic elements, e.g. lines or circles
• G06F 16/2455 - Query execution
• G06F 16/248 - Presentation of query results

Abstract

A display substrate has blocking structures. The display substrate includes a base substrate, a display structure on a display area of the base substrate, at least one blocking structure on a peripheral area around the display area of the base substrate, and a first water-blocking layer on the substrate. The first water-blocking layer may cover the display structure and the at least one blocking structure. The blocking structure may be configured to block cracks generated on the first water-blocking layer at a side of the blocking structure opposite from the display area from propagating to the display area.

IPC Classes  ?

• H10K 59/80 - Constructional details
• H10K 50/844 - Encapsulations
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• H10K 71/00 - Manufacture or treatment specially adapted for the organic devices covered by this subclass
• H10K 77/10 - Substrates, e.g. flexible substrates

Abstract

A manufacturing method of light-emitting diode substrate and a display device are disclosed. The manufacturing method of the light-emitting diode substrate includes: obtaining an epitaxial layer group of M light-emitting diode chips grown on a substrate; transferring N epitaxial layer groups on N substrates onto a transition carrier substrate, the N epitaxial layer groups on the N substrates being densely arranged on the transition carrier substrate; and transferring at least part of light-emitting diode chips corresponding to the N epitaxial layer groups on the transition carrier substrate onto a driving substrate; the light-emitting diode chips corresponding to the N epitaxial layer groups on the N substrates are configured to emit light of a same color; M is a positive integer greater than or equal to 2, and N is a positive integer greater than or equal to 2.

IPC Classes  ?

• H01L 21/683 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereofApparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components for supporting or gripping
• H01L 25/075 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group
• H10H 20/01 - Manufacture or treatment
• H10H 20/857 - Interconnections, e.g. lead-frames, bond wires or solder balls

Abstract

A touch structure, a touch display panel, and a display device are provided, which relate to the field of touch technology. The touch structure includes first touch electrodes and second touch electrodes. The first touch electrode includes first electrode blocks and transfer bridges. The second touch electrode includes second electrode blocks. The first and second touch electrodes are mesh structures. Grid lines of the first and second electrode blocks are channel lines, and the channel lines forming boundaries of the first electrode block are first boundary channel lines. Grid lines of the transfer bridge are transfer lines. The transfer bridge includes an opening part and a bridge part connected to the opening part. The opening part is connected to the first electrode block through a via hole. Some transfer lines are boundary transfer lines. The boundary transfer lines are overlapped with some first boundary channel lines.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

An array substrate includes a first substrate, a switch layer group, an insulation layer group and a reflective layer. The switch layer group includes switch units and first shading layers, the first shading layers being spaced apart, the first shading layer being disposed on a same layer and of a same material as one layer in the switch unit. The insulating layer group is provided with a plurality of first protrusions on a surface away from the first substrate. The reflective layer is provided with a plurality of second protrusions on a surface away from the first substrate. An orthographic projection of the first protrusion on the first substrate is within an orthographic projection of the second protrusion on the first substrate, and an orthographic projection of the first shading layer on the first substrate is within an orthographic projection of the reflective layer on the first substrate.

IPC Classes  ?

• G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device
• G02F 1/1362 - Active matrix addressed cells

Abstract

The present disclosure provides a target determination method and an electronic device, which are used for simultaneously realizing compatibility of target detection and instance segmentation, and does not need to perform network training again when a new category is extended, so that it is more convenient to use. The method comprises: acquiring a retrieved image and a reference image; and inputting the retrieved image and the reference image into a multi-task model, and determining a target object in the retrieved image, wherein the image category of the target object is the same as the image category of the reference image, and the multi-task model is used for extracting the features of the retrieved image and the reference image, performing feature matching on the features of the retrieved image and the reference image to obtained a matched feature, and on the basis of the matched feature, determining the target object in the retrieved image.

IPC Classes  ?

• G06V 20/00 - ScenesScene-specific elements
• G06V 20/30 - ScenesScene-specific elements in albums, collections or shared content, e.g. social network photos or video
• G06N 3/02 - Neural networks
• G06N 3/0455 - Auto-encoder networksEncoder-decoder networks

Abstract

A touch control structure is provided. The touch control structure includes a plurality of first touch electrodes, a plurality of second touch electrodes, a plurality of first touch control signal lines, and a plurality of second touch control signal lines. Multiple first touch electrodes of the plurality of first touch electrodes in a first region are connected to multiple first touch control signal lines of the plurality of first touch control signal lines on only a first side of a touch control region of the touch control structure. Multiple first touch electrodes of the plurality of first touch electrodes in a second region are connected to multiple first touch control signal lines of the plurality of first touch control signal lines on a second side of a touch control region of the touch control structure. The first side and the second side are different from each other.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

Provided is a touch structure, comprising a first touch area, a second touch area, a first touch wire area, and a second touch wire area. The touch structure comprises: a plurality of first touch electrode strips, wherein some of the first touch electrode strips are located in the first touch area, and the remaining first touch electrode strips are located in the second touch area; and a first touch wire group located in the first touch wire area and a second touch wire group located in the second touch wire area, wherein the first touch wire group comprises an mth first touch wire closest to the second touch wire group, the second touch wire group comprises an nth second touch wire closest to the first touch wire group, and one of the mth first touch wire and the nth second touch wire comprises a compensated wire portion, so that a portion of the mth first touch wire and the compensated wire portion are arranged in parallel or a portion of the nth second touch wire and the compensated wire portion are arranged in parallel, and thus a compensation capacitor is generated between the mth first touch wire and the nth second touch wire.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A display substrate, comprising a display area (AA) and a peripheral area (BB) surrounding the display area (AA). The display area (AA) comprises at least one arc-shaped display boundary. The display area (AA) comprises M rows of sub-pixels (PX) provided on a base, wherein a pixel circuit of at least one row of sub-pixels (PX) is connected to at least one constant-voltage signal line (INIT) extending in a first direction (X). N rows of sub-pixels close to the arc-shaped display boundary are arranged in a stepped shape. The peripheral area (BB) comprises a first bezel area (B1) located on one side of the display area (AA) in a second direction (Y). The first bezel area (B1) comprises at least one first area constant-voltage power supply line (INITa). The constant-voltage signal line (INIT) connected to the pixel circuit of at least one row of sub-pixels (PX) among the N rows of sub-pixels close to the arc-shaped display boundary is connected to the first area constant-voltage power supply line (INITa) of the first bezel area (B1) by means of a first adapter line (11, 12, 13).

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals
• H10K 59/12 - Active-matrix OLED [AMOLED] displays
• G02F 1/1362 - Active matrix addressed cells
• H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
• G09G 3/3275 - Details of drivers for data electrodes
• G09G 3/3233 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element

Abstract

Embodiments of the present disclosure provide a touch display panel and a touch display device. The touch display panel comprises: a substrate; a shielding structure, located in a first area on one side of the substrate, and surrounding the periphery of a via hole, wherein the orthographic projection of the shielding structure on the substrate extends from a display area to the via hole, and at least covers part of the first area; and a touch structure layer, located on the same side of the substrate as the shielding structure, the touch structure layer comprising a first touch pattern and a second touch pattern, wherein the first touch pattern is located in the display area, the second touch pattern is located in the first area, and the first touch pattern and the second touch pattern are each of a mesh structure comprising a plurality of first openings.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A light-emitting substrate and a manufacturing method therefor, and a display apparatus. A first electrode, an inorganic insulating layer and a second electrode of the light-emitting substrate are stacked in sequence, and the second electrode is electrically connected to the first electrode through a first via passing through the inorganic insulating layer. The inorganic insulating layer comprises a first sub-portion and a second sub-portion that are arranged in a direction perpendicular to a base substrate, and the second sub-portion is located on the side of the first sub-portion away from the base substrate. The first sub-portion has a first slope surrounding the first via, and the second sub-portion has a second slope surrounding the first via. The first electrode has a covering portion not exposed by the first via, the covering portion of the first electrode has an upper surface away from the base substrate, a first included angle is formed between the surface where the first slope is located and the upper surface of the covering portion, a second included angle is formed between the surface where the second slope is located and the upper surface of the covering portion, and the second included angle is greater than the first included angle. The first electrode and the second electrode of the electrical connection structure provide a light-emitting device with electrical signals for driving the light-emitting device to emit light.

IPC Classes  ?

• H01L 33/62 - Arrangements for conducting electric current to or from the semiconductor body, e.g. leadframe, wire-bond or solder balls
• H01L 21/768 - Applying interconnections to be used for carrying current between separate components within a device

Abstract

A display apparatus, a compensation system of the display apparatus and a compensation value determination method. The display apparatus comprises a display panel (11), a first control component (12) and a memory (13). The memory (13) stores target compensation values for a plurality of subpixels in a second display area (q2), wherein the target compensation values for the plurality of subpixels are compensation values corresponding to a target circuit structure (112), and the first control component (12) can further perform compensation on the plurality of subpixels in the second display area (q2) on the basis of the target compensation values, such that the brightness difference between the plurality of subpixels and subpixels in a first display area (q1) can be made to conform to target brightness data, thus solving the problem of poorer display effect of display apparatuses caused by lager brightness difference between the subpixels in the second display area (q2) and the subpixels in the first display area (q1) in the prior art, and improving the display effect of the display apparatuses.

IPC Classes  ?

• G09G 3/30 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels

Abstract

An array antenna (10), comprising: a feed source layer (1), which comprises a feed network (11) having an input port (12) and a plurality of output ports (13); an energy re-allocation layer (2), which has a plurality of allocation regions, wherein the energy re-allocation layer (2) is used for re-allocating near-field energy at the output ports (13) in the plurality of allocation regions; and a radiation layer (3), which comprises a plurality of radiation units (31) corresponding to the plurality of output ports (13) on a one-to-one basis. In the embodiments of the present disclosure, the near-field energy at the output ports (13) is re-allocated in the plurality of allocation regions by means of the energy re-allocation layer (2), thereby ensuring that the distribution of the re-allocated near-field energy meets requirements; and then the re-allocated near-field energy at the output ports (13) is radiated by means of the radiation units (31) of the radiation layer (3), thereby ensuring the radiation directivity of the radiation units (31), and ensuring the radiation characteristics of the array antenna (10). (FIG. 1)

IPC Classes  ?

• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
• H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
• H01Q 9/04 - Resonant antennas

Abstract

The present disclosure provides a display panel, a display device, and a driving method. The display panel comprises a substrate and a plurality of pixel opening areas provided on the substrate; the display panel further comprises at least one planarization layer, and at least two conductive layers stacked on the substrate; one planarization layer is arranged between adjacent conductive layers; the planarization layer is provided with a first-type via hole and a second-type via hole; the orthographic projection of the first-type via hole on the substrate does not overlap the orthographic projections of the pixel opening areas on the substrate; and the orthographic projection of the second-type via hole on the substrate does not overlap the orthographic projections of the pixel opening areas on the substrate. The present disclosure meets the requirements of a printing process for the flatness of a substrate of a light emitting element.

IPC Classes  ?

• H10K 59/131 - Interconnections, e.g. wiring lines or terminals

Abstract

Provided are a display substrate and a manufacturing method therefor, a display panel, and a display device. The display substrate comprises: a base substrate, comprising a display area and a peripheral area, the peripheral area at least partially surrounding the display area; and a plurality of pixel units located in the display area of the base substrate, the plurality of pixel units being arranged in the display area in an array in a first direction and a second direction, at least one pixel unit comprising a reflective bonding structure and an LED light-emitting unit, and the first direction intersecting with the second direction, wherein the reflective bonding structure comprises: a first electrode, a first reflecting electrode and a first bonding portion which are sequentially arranged on the base substrate; and the LED light-emitting unit comprises: a second bonding portion, an LED epitaxial layer and a second electrode which are sequentially arranged on the side of the first bonding portion distant from the base substrate, wherein the orthographic projection of the second bonding portion on the base substrate is located in the orthographic projection of the first bonding portion on the base substrate; and the first bonding portion and the second bonding portion comprise a same material.

IPC Classes  ?

• H01L 25/075 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group

Abstract

The present disclosure relates to a text recognition method and apparatus, and an electronic device and a readable storage medium. The method comprises: processing an original image, so as to obtain at least one text wrapping image, wherein the text wrapping image only includes one line of text content; sequentially performing recognition processing on each text wrapping image, so as to obtain a first text feature vector; performing semantic processing on the first text feature vector, so as to obtain a second text feature vector; and acquiring target predicted text on the basis of the second text feature vector and the first text feature vector. The present embodiment can eliminate the problem of recognition as a single character during image recognition due to misrecognition, the left and right structures not being compact or non-left and right structures being compact, and can achieve an effect of visual and semantic complementation, thereby facilitating an increase in the accuracy of text content recognition.

IPC Classes  ?

• G06V 30/41 - Analysis of document content
• G06N 3/04 - Architecture, e.g. interconnection topology

Abstract

A light-emitting chip and a preparation method therefor, a mini light-emitting diode (LED) light-emitting chip, a light-emitting chip array, a display substrate, and a display apparatus. The light-emitting chip comprises: an LED light-emitting unit (20), wherein the LED light-emitting unit (20) is configured to emit light of a first wavelength; and a light conversion unit (30), which is arranged on a light-emergent side of the LED light-emitting unit (20), wherein the light conversion unit (30) is configured to convert the light of the first wavelength into light of a second wavelength, with the color of the light of the first wavelength being different from the color of the light of the second wavelength. The light conversion unit (30) comprises: a first bonding layer (301), which is arranged on the light-emergent side of the LED light-emitting unit (20); a first quantum well layer (302), which is arranged on the side of the first bonding layer (301) that is away from the LED light-emitting unit (20); and a first semiconductor layer (303), which is arranged on the side of the first quantum well layer (302) that is away from the LED light-emitting unit (20), wherein the first quantum well layer (302) is configured to emit the light of the second wavelength under the excitation of the light of the first wavelength.

IPC Classes  ?

• H01L 33/50 - Wavelength conversion elements

Abstract

Provided is a light-emitting chip, comprising: a base substrate; a chip main body, which is located on the base substrate and comprises: a first electrode arranged on the base substrate, a first semiconductor layer arranged on the side of the first electrode distant from the base substrate, a light-emitting layer arranged on the side of the first semiconductor layer distant from the base substrate, a second semiconductor layer arranged on the side of the light-emitting layer distant from the base substrate, and a second electrode arranged on the side of the second semiconductor layer distant from the base substrate; and an auxiliary electrode, comprising a first auxiliary electrode and/or a second auxiliary electrode. The first auxiliary electrode is at least partially arranged around the periphery of the side wall of the first semiconductor layer, the first auxiliary electrode is insulated from the first semiconductor layer, and the first auxiliary electrode is configured to be connected to a first preset voltage; and/or the second auxiliary electrode is at least partially arranged around the periphery of the side wall of the second semiconductor layer, the second auxiliary electrode is insulated from the second semiconductor layer, and the second auxiliary electrode is configured to be connected to a second preset voltage.

IPC Classes  ?

• H01L 33/38 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the electrodes with a particular shape
• H01L 33/06 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the semiconductor bodies with a quantum effect structure or superlattice, e.g. tunnel junction within the light emitting region, e.g. quantum confinement structure or tunnel barrier
• H01L 33/00 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof