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公开(公告)号：US12239002B2
公开(公告)日：2025-02-25
申请号：US18263634
申请日：2022-07-06
Inventor： Jingjing Xu , Xueguang Hao , Chunyan Li , Lang Liu , Jingquan Wang
IPC: G06F3/044 , G06F3/041 , H10K59/126 , H10K59/131 , H10K59/40 , G09G3/3225
Abstract: A display substrate and a display device are provided. The display substrate includes a display region and an opening located in the display region, the opening penetrates through the display substrate, and the display substrate includes a base substrate, a driving circuit layer, a light-emitting component layer, an encapsulation layer, and a touch control layer. The driving circuit layer includes a first signal line at least partially surrounding the opening; the light-emitting component layer is provided on a side of the driving circuit layer away from the base substrate; the encapsulation layer is provided on a side of the light-emitting component layer away from the base substrate; the touch control layer includes a touch control electrode and a touch control compensation electrode at least partially surrounding the opening; the first signal line at least partially overlaps with the touch control compensation electrode.
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公开(公告)号：US12114525B2
公开(公告)日：2024-10-08
申请号：US17052092
申请日：2020-04-11
Inventor： Xueguang Hao , Yong Qiao , Xinyin Wu , Hongfei Cheng
IPC: H10K50/86 , H10K59/122 , H10K59/131 , H10K59/38
CPC classification number: H10K50/865 , H10K59/122 , H10K59/131 , H10K59/38
Abstract: Disclosed are an OLED display panel and a display device. The OLED display panel includes a substrate, a plurality of light emitting components arranged in an array, and a light resistance structure between the light emitting components. The light resistance structure prevents the reflected light of the emergent light from the light emitting components, from emitting out from one side of the substrate between the light emitting components.
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公开(公告)号：US12008193B2
公开(公告)日：2024-06-11
申请号：US18021410
申请日：2022-06-29
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：US11594191B2
公开(公告)日：2023-02-28
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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5.发明授权公开(公告)号：US11224149B2
公开(公告)日：2022-01-11
申请号：US16489557
申请日：2019-01-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yongda Ma , Xinyin Wu , Xueguang Hao
IPC: H05K7/20
Abstract: The present disclosure provides a heat dissipating device for a display panel, a manufacturing method thereof, and a display device. The heat dissipating device may include: a first heat conductor layer located on a side of the display panel away from its display surface, and provided with at least one through hole; and a second heat conductor layer located on a side of the first heat conductor layer away from the display panel, and connected to the display panel through the at least one through hole. A thermal conductivity of the first heat conductor layer in a direction parallel to the display surface and a thermal conductivity of the second heat conductor layer in a direction perpendicular to the display surface are greater than that of the first heat conductor layer in a direction perpendicular to the display surface, respectively.
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Patent Agency Ranking
公开(公告)号：US11211012B2
公开(公告)日：2021-12-28
申请号：US17040340
申请日：2020-04-20
Inventor： Xueguang Hao , Xinyin Wu , Yong Qiao
IPC: G09G3/3266 , G09G3/3275 , H01L27/32
Abstract: A display panel, a manufacturing method thereof and a display device are disclosed. The display panel includes: a display region including at least one rounded corner; and a non-display region located at a periphery of the display region. The non-display region includes: a gate drive circuit; and a plurality of first dummy pixels located outside the at least one rounded corner of the display region, a first power line of each of the plurality of the first dummy pixels being connected with a signal line of the gate drive circuit.
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公开(公告)号：US10997936B2
公开(公告)日：2021-05-04
申请号：US16475473
申请日：2019-01-10
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chen Xu , Xueguang Hao , Yong Qiao , Xinyin Wu
Abstract: A shift register unit, a gate drive circuit and a display device are disclosed. The shift register unit includes an input circuit, an output circuit, a reset circuit, a control circuit and a reset stabilizing circuit. The input circuit is configured to write an input signal into a first node in response to an input start signal. The output circuit is configured to output a preparatory output signal to an output terminal under control of an electric level of the first node. The reset circuit is configured to reset the output terminal under control of an electric level of a second node. The control circuit is configured to apply a first voltage signal to the second node in response to a control signal. The reset stabilizing circuit is configured to apply a second voltage signal to the first node in response to a reset stabilizing signal.
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公开(公告)号：US10777118B2
公开(公告)日：2020-09-15
申请号：US15749975
申请日：2017-07-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xueguang Hao
Abstract: A shift register and a method for driving the same, a gate driving circuit, and a display device, the shift register includes: a pull-up node control circuit allowing a potential of a pull-up node to become high according to a first input signal and a second input signal; a first capacitor coupled between a signal output terminal and the pull-up node of the shift register; a pull-down node control circuit controlling a potential of the pull-down node according to the second clock signal and the third clock signal and the potential of the pull-up node; an output circuit controlling an output of a gate driving signal at the signal output terminal; and a pull-down circuit allowing the potential of the pull-up node and a potential of the signal output terminal to become low.
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公开(公告)号：US10573224B2
公开(公告)日：2020-02-25
申请号：US15506398
申请日：2016-09-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xueguang Hao , Yongda Ma , Hongfei Cheng
Abstract: The invention provides a shift register unit, including a pull-up node, a pull-down node, a low-level signal terminal, a second clock signal terminal and a pull-down module, the second clock signal terminal supplies a high-level signal during an input sub-period and a pull-down sub-period, the pull-down module is connected to the pull-up node, the pull-down node, an output terminal of the shift register unit and the low-level signal terminal, the shift register unit further includes a discharging module, which is configured to make the pull-down node and the low-level signal terminal be connected in a conducting path during the input sub-period, and both the pull-up node and the output terminal of the shift register unit are connected with the low-level signal terminal in conducting paths during the input sub-period and the pull-down sub-period.
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公开(公告)号：US10564779B2
公开(公告)日：2020-02-18
申请号：US15445189
申请日：2017-02-28
Inventor： Xiangdong Wei , Xueguang Hao , Cheng Li , Seongjun An , Bongyeol Ryu
IPC: G06F3/044 , G06F3/041 , H01L27/12 , G02F1/1362 , H01L29/786
Abstract: Embodiments of the present invention provide an array substrate and a manufacturing method thereof and a touch display device. The array substrate comprises multiple data lines, multiple gate lines and multiple thin film transistors. The data lines and the gate lines intersect with each other in different planes to divide the array substrate into multiple pixel units, in each of which a thin film transistor is provided, wherein the array substrate further comprises multiple first touch sensing electrodes and multiple second touch sensing electrodes. The first touch sensing electrodes are provided below active regions of the thin film transistors and also serve as metal shielding layers for blocking light emitted by a backlight source. The first touch sensing electrodes and the second touch sensing electrodes intersect with each other in different planes, and capacitances are formed at intersections of the first touch sensing electrodes and the second touch sensing electrodes.
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