A display device according to an embodiment comprises: a pixel array that includes a plurality of pixels arranged in a plurality of rows and a plurality of columns; a scanning circuit that supplies a first scanning signal having a first pulse width, a second scanning signal having the first pulse width, and a third scanning signal having the first pulse width to the pixels of each row in the pixel array; and a light emission control circuit that supplies a light emission control signal to the pixels of each row. The scanning circuit writes image data into the pixels of each row at the beginning of one frame period, and thereafter causes the pixels to emit light in a plurality of subframe periods. The light emission control circuit causes the pixels to emit light and thereafter causes the pixels to not emit light in subframe periods other than the last subframe period, and causes the pixels to emit light, thereafter causes the pixels to not emit light, and thereafter causes the pixels to emit light in the last subframe period.
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 3/3233 - 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
A display device according to an embodiment comprises: a light-emitting display element; a capacitor; a first transistor that supplies image data to a third node when electrically connected according to a second control signal; a second transistor that is connected between the third node and a first node; a third transistor that is connected between the first node and the gate of the second transistor, the electrical connection of the third transistor being controlled by a first control signal; and a seventh transistor that is connected to the first node and supplies a reset voltage to the first node when electrically connected according to a third control signal. The third control signal includes a first pulse having a first pulse width and a second pulse having a second pulse width, the first pulse width being greater than the second pulse width. The first control signal is obtained by shifting the third control signal, and the second control signal is obtained by shifting the first control signal.
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 3/3233 - 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 3/3275 - Details of drivers for data electrodes
A detection system (1) comprises: a detection device (100) that detects biological information pertaining to a living body wearing a ring-shaped casing; and a charger (500) provided with a charger-side light source and a power supply member that supplies power to the detection device (100). The detection device (100) comprises: a battery; a light source that emits light using electric power from the battery; an optical sensor capable of detecting light; a detection circuit connected to the optical sensor; a battery management circuit that charges the battery using electric power from the charger; a storage unit that stores expected value information of an output of the optical sensor corresponding to the amount of light from the charger-side light source of the charger (500); a correction circuit that calculates correction information for correcting the output of the optical sensor on the basis of a detected value obtained when the optical sensor detects light from the charger-side light source and the expected value information; and a control circuit that turns on the light source and detects biological information on the basis of an output value obtained by correcting, with the correction information, the output of the optical sensor as detected by the detection circuit.
A61B 5/02 - Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
A61B 5/1455 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value using optical sensors, e.g. spectral photometrical oximeters
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
H02J 50/80 - Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
A display device 5 comprises: a display panel 10 having a display area DA; an angular velocity sensor 30 for detecting the angular velocity of the display panel 10; and a drive circuit 20 for displaying an image in the display area DA. The drive circuit 20: displays a first color image G1 of a first color, a second color image G2 of a second color, and a third color image G3 of a third color, in that order; derives the moving direction of the display panel 10 on the basis of the detection results of the angular velocity sensor 30; and adjusts, on the basis of the moving direction of the display panel 10, the position of each of the first color image G1, the second color image G2, and the third color image G3 with respect to the display area DA.
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 3/34 - 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
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
G09G 5/37 - Details of the operation on graphic patterns
G09G 5/38 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of individual graphic patterns using a bit-mapped memory with means for controlling the display position
A detection device (100) comprising: a ring-shaped housing; a chargeable battery (108) that is provided to the housing; a light source (150) that is disposed on the inner circumferential side of the housing and emits light by using electric power from the battery (108); an optical sensor (106) that is disposed on the inner circumferential side of the housing and is capable of detecting light; a detection circuit (160) that is provided to the housing and is connected to the optical sensor (106); a battery management circuit (180) that is provided to the housing and charges the battery (108) by using the output of the optical sensor (106); a switching circuit (170) that is provided to the housing and switches connection of the optical sensor (106) between the detection circuit (160) and the battery management circuit (180); and a control circuit (110) that is provided to the housing and detects information about a living body in contact with the housing, on the basis of the detection result of the detection circuit (160), wherein the control circuit (110) switches the output of the optical sensor (106) to the battery management circuit (180) at the switching circuit (170) and charges the battery (108).
A61B 5/1172 - Identification of persons based on the shapes or appearances of their bodies or parts thereof using fingerprinting
A61B 5/02 - Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
A61B 5/0245 - Measuring pulse rate or heart rate using sensing means generating electric signals
A61B 5/1171 - Identification of persons based on the shapes or appearances of their bodies or parts thereof
A61B 5/1455 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value using optical sensors, e.g. spectral photometrical oximeters
Provided is a detection device capable of improving detection sensitivity. A detection device according to the present invention comprises: a detection region for detecting capacitance; a plurality of sensor electrodes arranged in a matrix in the detection region; and at least one planar conductive layer to which a predetermined reference potential is supplied. Among the plurality of sensor electrodes, sensor electrodes superposed on the conductive layer are high-parasitic capacitance sensor electrodes, and sensor electrodes adjacent to the high-parasitic capacitance sensor electrodes among the sensor electrodes are high-sensitivity sensor electrodes for detecting a main electric field.
Provided is a detection device capable of improving detection sensitivity. This detection device comprises: a sensor body having a detection region; a plurality of sensor electrodes arranged in a matrix on the detection region; a dielectric cover member disposed on the sensor body; and a conductive rod to which a predetermined reference potential is supplied. The cover member has a conductive rod embedded at the position corresponding to the sensor electrode.
G01B 7/00 - Measuring arrangements characterised by the use of electric or magnetic techniques
G01V 3/08 - Electric or magnetic prospecting or detectingMeasuring magnetic field characteristics of the earth, e.g. declination or deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
H01H 36/00 - Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
The present invention provides a display device capable of achieving improved display characteristics. This display device comprises: a plurality of display elements; a plurality of pixel ICs that are connected to at least one of the plurality of display elements; and a driver IC that supplies a clock signal and image data to the plurality of pixel ICs connected in a daisy chain. Each of the plurality of daisy-chained pixel ICs includes a clock shaping circuit that performs waveform shaping on the input clock signal. At least one of the plurality of clock shaping circuits is either a first circuit that generates, as a clock signal to be output to a subsequent-stage pixel IC, a signal obtained by exchanging a high-potential period and a low-potential period of the input clock signal, or a second circuit that generates, as the clock signal to be output to the subsequent-stage pixel IC, a signal having a high potential for a predetermined period from the rising edge of the input clock signal.
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 3/20 - 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
H10H 20/00 - Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
H10H 20/857 - Interconnections, e.g. lead-frames, bond wires or solder balls
According to the present invention, a stretchable substrate of a stretchable device comprises a resin base material and an array layer layered in that order in the thickness direction of said substrate. The stretchable substrate is divided into a plurality of body parts and a plurality of hinge parts. The array layer includes a strain detection circuit. The strain detection circuit includes: a strain gauge; a first resistance part, a first end of which is connected to a second end of the strain gauge; a second resistance part, a first end of which is connected to a first end of the strain gauge; and a third resistance part, a first end of which is connected to a second end of the second resistance part and a second end of which is connected to a second end of the first resistance part. The body parts are composed of an array layer and include a first surface facing a direction opposing the resin base material, and a second surface composed of a resin base material and facing a direction opposing the array layer. A heat dissipation opening that opens toward the outer side in the thickness direction is formed on at least one of the first surface and the second surface.
G01B 7/16 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
G01L 1/22 - Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluidsMeasuring force or stress, in general by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
This stretchable device comprises a first-layer device, a second-layer device, and a first adhesive layer. The first-layer device has a first stretchable substrate having a first strain gauge. The second-layer device has a second stretchable substrate having a second strain gauge. The first stretchable substrate has a plurality of first long hinge parts extending in a first direction. The second stretchable substrate has a plurality of second long hinge parts. The first long hinge parts have a plurality of first body parts that overlap the second long hinge parts when viewed from the thickness direction and a first hinge part that connects the plurality of first body parts to each other. The second long hinge parts have second body parts overlapping the first body part when viewed from the thickness direction and a second hinge part that connects the plurality of second body parts to each other.
G01L 5/1627 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force using variations in ohmic resistance of strain gauges
This display device comprises: a first panel which is a self-luminous type image display panel; and a second panel which is a self-luminous type image display panel of a type different from that of the first panel. A first display region, which is a region where images are displayed on the first panel, and a second display region, which is a region where images are displayed on the second panel, overlap with each other. The first display region is located on the display surface side of the second display region. The first display region includes a translucent region through which light outputted from the second display region can pass.
G09F 9/46 - 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 is selected from a number of characters arranged one behind the other
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
G09F 9/33 - 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 being semiconductor devices, e.g. diodes
G09F 9/302 - 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 characterised by the form or geometrical disposition of the individual elements
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 3/3225 - 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
This stretchable device has a first stretchable substrate and a second stretchable substrate. One strain gauge is provided with respect to one body portion, and with the body portion as a starting point, extends to a vertical hinge portion or a horizontal hinge portion. The first stretchable substrate and the second stretchable substrate are offset from each other in a planar direction. Some of a plurality of body portions of the first stretchable substrate overlaps with some of a plurality of body portions of the second stretchable substrate, a strain gauge is provided with respect to one out of a vertical hinge portion of the first stretchable substrate and a vertical hinge portion of the second stretchable substrate that overlap in the thickness direction, and a strain gauge is provided with respect to one out of a horizontal hinge portion of the first stretchable substrate and a horizontal hinge portion of the second stretchable substrate that overlap in the thickness direction.
A strain detection circuit of a stretchable substrate of this stretchable device includes: a strain gauge; a first resistance part having one end connected to the other end of the strain gauge; a second resistance part having one end connected to one end of the strain gauge; a third resistance part having one end connected to the other end of the second resistance part and the other end connected to the other end of the first resistance part; a first potential line for applying a first potential to a first connection point at which one end of the strain gauge and one end of the second resistance part are connected; a second potential line for applying a second potential lower than the first potential to a second connection point at which the other end of the first resistance part and the other end of the third resistance part are connected; a first detection line for detecting a potential at a first intermediate point at which the other end of the strain gauge and the first resistance part are connected; and a second detection line for detecting a potential at a second intermediate point at which the second resistance part and the third resistance part are connected.
G01B 7/16 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
H05K 1/16 - Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
The purpose of an embodiment of the present invention is to provide a method for producing an optical element for improving display quality. According to one embodiment, this method for producing an optical element comprises: disposing a photocurable resin between a first plane of a plano-convex lens and a second plane of a plano-concave lens; splitting the emitted light from a light source into object light and reference light; and curing the photocurable resin by irradiating the resin with the object light from the convex side of the plano-convex lens and the reference light from the concave side of the plano-concave lens.
The purpose of an embodiment is to provide a display device that achieves an improvement in display quality. According to one embodiment, a display device comprises: a display module configured to emit display light of linearly polarized light; a first retardation plate facing the display module; a holographic optical element facing the first retardation plate; and a liquid crystal element facing the holographic optical element and configured to reflect first circularly polarized light and transmit second circularly polarized light reverse to the first circularly polarized light. The holographic optical element has a first reflection surface having an inclination angle that increases with increasing distance from a first center intersecting an optical axis, the liquid crystal element has a second reflection surface having an inclination angle that increases with increasing distance from a second center intersecting the optical axis, the inclination angle of the first reflection surface is defined by a quintic odd function of a radius r from the first center, and the inclination angle of the second reflection surface is defined by a quintic odd function of a radius r from the second center.
G02F 1/13 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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