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公开(公告)号：US20240112623A1
公开(公告)日：2024-04-04
申请号：US18275012
申请日：2022-07-08
Inventor： Miao LIU , Xueguang HAO , Jingbo XU , Xing YAO , Jingquan WANG , Xinyin WU , Xinguo LI , Zhichong WANG
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0408 , G09G2300/0426 , G09G2300/0809 , G09G2310/0267
Abstract: A display substrate, comprising a base substrate and a scan drive control circuit which is disposed in a non-display area of the base substrate. The scan drive control circuit comprises an input circuit, an output control circuit, and an output circuit. The output control circuit is connected to the input circuit and the output circuit. The output control circuit comprises a first node control capacitor and a second node control capacitor. The length of the first node control capacitor in a first direction LC1k, the length of the second node control capacitor in the first direction LC2k and the length of the scan drive control circuit in the first direction LY satisfy the following formula:
L
C
1
k
L
Y-
公开(公告)号：US20220310010A1
公开(公告)日：2022-09-29
申请号：US17293086
申请日：2020-09-14
Inventor： Hongfei CHENG , Xueguang HAO , Hui LI , Chen XU , Pan LI
IPC: G09G3/3233 , G09G3/3266 , H01L27/32
Abstract: A display substrate and a display device. The display substrate includes a base substrate and a plurality of sub-pixels, a first power line and an electrical connection layer on the base substrate. Each sub-pixel includes a pixel circuit, and a plurality of sub-pixels are arranged in a plurality of rows and a plurality of columns along a first direction and a second direction. The sub-pixel is electrically connected with the light-emitting element through the electrical connection layer, and the portion, which is in the display region of the display substrate, of the electrical connection layer is not overlapped with the first power line in a direction perpendicular to the base substrate.
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公开(公告)号：US20220230572A1
公开(公告)日：2022-07-21
申请号：US17556697
申请日：2021-12-20
Inventor： Xueguang HAO , Hongfei CHENG , Yongda MA
Abstract: A display panel and a display device are provided, the display panel includes a gate driving circuit, a first pixel module, and a second pixel module, the first pixel module includes a first pixel circuit, and the second pixel module includes a second pixel circuit; the gate driving circuit respectively provides corresponding gate driving signals for the first pixel circuit and the second pixel circuit; in the first display region, the number of columns of the pixel circuit included by the first pixel module is greater than the maximum number of columns of the pixel circuit included by the second pixel module in the second display region; the display panel further includes a loading structure arranged in a non-display region; the load structure is electrically connected to the gate wiring; the gate wiring is wiring between the gate driving circuit and the second pixel circuit for providing the corresponding gate driving signals to the second pixel circuit.
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公开(公告)号：US20220223118A1
公开(公告)日：2022-07-14
申请号：US17556767
申请日：2021-12-20
Inventor： Xueguang HAO , Yongda MA , Hongfei CHENG
IPC: G09G3/36
Abstract: The present disclosure relates to the field of display technologies, and provides a gamma circuit. The gamma circuit includes: a plurality of positive gamma voltage output terminals, a plurality of negative gamma voltage output terminals in one-to-one correspondence with the plurality of positive gamma voltage output terminals, and a plurality of voltage conversion circuits. Each of the voltage conversion circuits is configured to output a negative gamma reference voltage to the negative gamma voltage output terminal based on a positive gamma reference voltage output by the positive gamma voltage output terminal corresponding to the negative gamma voltage output terminal.
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公开(公告)号：US20220115461A1
公开(公告)日：2022-04-14
申请号：US17265815
申请日：2020-07-15
Inventor： Chen XU , Xueguang HAO , Yong QIAO , Xinyin WU
IPC: H01L27/32
Abstract: There is provided a display substrate and a display device. The display substrate includes a first metal layer, a first insulating layer, a metal oxide layer, a second insulating layer and a second metal layer which are stacked; wherein the metal oxide layer comprises a first pattern, a second pattern and a capacitance pattern, the first metal layer comprises a first electrode plate, there is at least a first overlapping region between the first electrode plate and the capacitance pattern to form a first storage capacitor, the second metal layer comprises a second electrode plate, there is at least a second overlapping region between the second electrode plate on the base substrate and the capacitance pattern to form a second storage capacitor, and the first electrode plate and the second electrode plate have same potential.
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Patent Agency Ranking
公开(公告)号：US20210193025A1
公开(公告)日：2021-06-24
申请号：US16909204
申请日：2020-06-23
Inventor： Chen XU , Xueguang HAO , Yong QIAO , Xinyin WU
IPC: G09G3/32
Abstract: Disclosed is a display device, including a plurality of pixel circuits located in a display area, and a light-emitting driving circuit located in a non-display area and electrically connected to the plurality of pixel circuits; the light-emitting driving circuit includes a plurality of cascaded shift registers; except a last stage of shift register, a signal output terminal of each stage of remaining shift registers is electrically connected to an input signal terminal of a next stage of shift register adjacent thereto; each of the plurality of cascaded shift registers includes: an input circuit, a first node potential control circuit, a second node potential control circuit, a first isolation circuit, a second isolation circuit, a first output control circuit, a second output control circuit, a capacitor circuit, a first output circuit and a second output circuit.
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公开(公告)号：US20200184874A1
公开(公告)日：2020-06-11
申请号：US16399737
申请日：2019-04-30
Inventor： Qinghe WANG , Xueguang HAO , Dacheng ZHANG , Yongda MA , Dongfang WANG , Liangchen YAN
Abstract: A pixel structure includes at least three sub-pixels and there is a gap between two adjacent sub-pixels. The gap includes at least a first gap and a second gap, where the first gap extends along a linear trajectory and the second gap extends along a curved trajectory. The wire includes at least a first wire and a second wire, wherein the first wire passes through the first gap along the linear trajectory and is spaced apart from the sub-pixels on both sides of the first gap, and the second wire passes through the second gap along the curved trajectory and is spaced apart from the sub-pixels on both sides of the second gap. The second wire has a line width larger than a line width of the first wire.
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公开(公告)号：US20240220047A1
公开(公告)日：2024-07-04
申请号：US18603664
申请日：2024-03-13
Inventor： Chunyan LI , Jingquan WANG , Xueguang HAO , Xinyin WU , Xinguo LI
IPC: G06F3/041
CPC classification number: G06F3/04164 , G06F3/0412
Abstract: A display panel and a display device are provided, the display panel includes a base substrate and a touch wire including a first sub-portion and a second sub-portion, a main surface of the base substrate is a first surface; the second sub-portion includes a first height portion and a second height portion, a height of the first height portion relative to the first surface is smaller than a height of the second height portion relative to the first surface, line widths of respective positions of the first height portion are inversely proportional to heights of the respective positions of the first height portion relative to the first surface, and line widths of respective positions of at least part of the second height portion are proportional to heights of the respective positions of the at least part of the second height portion relative to the first surface.
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公开(公告)号：US20230138001A1
公开(公告)日：2023-05-04
申请号：US17914780
申请日：2021-11-03
Inventor： Xueguang HAO , Yongda MA , Hongfei CHENG
IPC: G09G3/3233 , H10K59/121
Abstract: A display panel and a display device are provided. The display panel includes a plurality of pixel units, each pixel unit includes a pixel circuit and a light-emitting element, the pixel circuit is configured to drive the light-emitting element, the pixel circuit includes a driving transistor, the plurality of pixel units include a first pixel unit and a second pixel unit, the first pixel unit is configured to emit light of a first color, the second pixel unit is configured to emit light of a second color, the driving transistor of the pixel circuit of the first pixel unit includes a first channel, and the driving transistor of the pixel circuit of the second pixel unit includes a second channel, a width-to-length ratio of the first channel is greater than that of the second channel, and a shape of the first channel is different from that of the second channel.
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公开(公告)号：US20220151090A1
公开(公告)日：2022-05-12
申请号：US17297130
申请日：2020-06-24
Inventor： Yongda MA , Jianbo XIAN , Xueguang HAO , Chen XU
Abstract: A display device includes: a display panel; a housing configured to support and protect the display panel; a bracket disposed between the display panel and the housing; a plurality of sensors fixed on the bracket; a window located in the display panel or in the housing, and configured to expose at least one of the plurality of sensors; and a driver configured to control the bracket to rotate in a plane parallel to the display panel, and to control the bracket to stop rotating when a required sensor rotates to a position of the window.
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