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公开(公告)号：US20210150962A1
公开(公告)日：2021-05-20
申请号：US17094737
申请日：2020-11-10
Inventor： Qing LI , Liugang ZHOU , Ke DAI , Yizhan HAN , Liu HE , Yunyun LIANG , Jun WANG , Zhenlin QU , Jianwei SUN , Yulong XIONG , Tao LI , Yu QUAN , Xiaofeng YIN , Qian ZHOU , Pengjun FANG
IPC: G09G3/20
Abstract: A display driving device, a display driving method, a display module and a display device are provided. The display driving device includes: a PWM signal generating circuit configured to generate a PWM signal; a PWM signal acquisition circuit, configured to identify whether the PWM signal output by the PWM signal generating circuit is at a high level or a low level; a gamma voltage debugging circuit, configured to debug a gamma voltage to obtain a first group of gamma voltage reference data corresponding to the PWM signal at the high level and a second group of gamma voltage reference data corresponding to the PWM signal at the low level in each gray-scale image; and a gamma voltage switching circuit.
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22.发明申请公开(公告)号：US20210051780A1
公开(公告)日：2021-02-18
申请号：US16990768
申请日：2020-08-11
Inventor： Jianwei SUN , Liugang ZHOU , Ke DAI , Yizhan HAN , Yulong XIONG , Tao LI , Xiaofeng YIN , Maoyang ZHU , Pengjun FANG
IPC: H05B45/325 , G02F1/1362 , G02F1/1345
Abstract: A source driver includes at least one data input terminal, a plurality of data output terminals, at least two control terminals and a plurality of source driving circuits. Each source driving circuit is connected to a data input terminal of the at least one data input terminal, a data output terminal of the plurality of data output terminals and the at least two control terminals. The source driving circuit is configured such that: the source driving circuit converts a format of a data signal from the data input terminal; and in response to one of different control signals that is received by all the at least two control terminals, the source driving circuit has a corresponding different output impedance, and transmits the converted data signal to the data output terminal.
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公开(公告)号：US20250037640A1
公开(公告)日：2025-01-30
申请号：US18272571
申请日：2022-09-30
Inventor： Chongguang WEI , Weifan YANG , Lei LIU , Jinnan LIN , Xiaofeng YIN
IPC: G09G3/30
Abstract: The present disclosure provides a panel display method, apparatus and system, a device and a storage medium. The method includes: when determining that a refresh rate configuration of a panel is W*N, determining M/N real-pixel rows for the panel, where N−1 pixel rows are presented between adjacent real-pixel rows of the real-pixel rows; where the panel comprises M pixel rows, and a resolution of the panel is M*Z; N≥2; acquiring image stream data with a refresh rate of W*N and M/N rows of pixel values; where an image resolution of the image stream data is (M/N)*Z; adjusting a start moment and a period of an input latch signal of the panel, so that the M/N real-pixel rows display the M/N rows of pixel values in the image stream data row by row, where a theoretical charging duration of a single real-pixel row is greater than or equal to 1/(W*M) second.
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公开(公告)号：US20240395829A1
公开(公告)日：2024-11-28
申请号：US18016422
申请日：2022-01-28
Inventor： Xiaoye MA , Ran ZHANG , Yongxian XIE , Mingfei ZHANG , Xiaofeng YIN , Tong YANG , Fengzhen LV , Yongcan WANG , Xiaofang GU
IPC: H01L27/12 , G02F1/1362 , G02F1/1368
Abstract: The embodiment of the present disclosure provides a display substrate including a plurality of gate lines and a plurality of data lines. The plurality of gate lines each extend along a first direction, and the plurality of data lines each extend along a second direction. The plurality of data lines are spatially crossed with the plurality of gate lines to define a plurality of pixel regions, and at least one sub-pixel is provided in each of the plurality of pixel regions. At least three sub-pixels adjacent to each other along the second direction form one of a plurality of pixels. All the sub-pixels within one of the plurality of pixels are coupled to a same data line of the plurality of data lines.
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公开(公告)号：US20240339089A1
公开(公告)日：2024-10-10
申请号：US18580697
申请日：2022-07-01
Inventor： Yanping LIAO , Dong LIU , Yingmeng MIAO , Dongchuan CHEN , Qiujie SU , Yinlong ZHANG , Shulin YAO , Xibin SHAO , Seungmin LEE , Xiaofeng YIN
CPC classification number: G09G3/3677 , G06F3/04166 , G09G2300/0408 , G09G2310/0286 , G09G2320/0233 , G09G2354/00
Abstract: The present disclosure provides a display panel driving method, a display panel and a display device, the method comprising: comprising alternately configure display time periods and touch time periods in one time frame, at least one touch time period being configured, and at least two display time periods being configured; sequentially scanning in each display time period a portion of gate lines in a display panel; and pausing in each touch time period the scanning of all gate lines, and performing touch recognition, wherein in a display time period adjacent to a touch time period, level compensation is performed on a gate line to be compensated, and the gate line to be compensated is at least one gate line that starts to scan in the display time period adjacent to the touch time period.
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Patent Agency Ranking
公开(公告)号：US20240176422A1
公开(公告)日：2024-05-30
申请号：US17790376
申请日：2021-05-31
Inventor： Xiaotong LIU , Xiaofeng YIN , Zhiming YANG , Jijing HUANG
CPC classification number: G06F3/016 , G06F3/0412 , G06F3/0416
Abstract: A touch device is provided, including a touch rendering module, a touch module, a control module, and a driving module, wherein the touch rendering module is configured for enabling, after a user performs a touch operation, a touch interface to vibrate according to an initial driving voltage; the touch module is configured for obtaining a touch position and a touch area, and generating a touch signal; and the control module is configured for determining a changing trend of the touch area according to the touch signal, and generating a driving signal according to the changing trend of the touch area, to adjust the initial driving voltage to be an actual driving voltage. An operation method for the touch device is also provided.
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27.发明公开公开(公告)号：US20230221599A1
公开(公告)日：2023-07-13
申请号：US17630977
申请日：2020-12-28
Inventor： Bowen LI , Feifei WANG , Hongming ZHAN , Kaixuan WANG , Lintao JI , Xinli MA , Xiaofeng YIN
IPC: G02F1/13363 , G02F1/1337 , G02F1/1335
CPC classification number: G02F1/13363 , G02F1/133531 , G02F1/133749
Abstract: A liquid crystal display panel includes: a first polarizer, a second polarizer, a liquid crystal layer including first liquid crystal molecules, a first optical compensation layer between the liquid crystal layer and any of the first polarizer and the second polarizer, a second optical compensation layer on a same side of the liquid crystal layer as the first optical compensation layer. In a non-powered state of the liquid crystal display panel, orthographic projections of optical axes of the first liquid crystal molecules on the first polarizer, which are perpendicular to an orthographic projection of an optical axis of the first optical compensation layer on the first polarizer, are parallel to any of transmission axes of the first polarizer and the second polarizer that are perpendicular to each other. An optical axis of the second optical compensation layer is perpendicular to a plane where the second optical compensation layer is located.
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公开(公告)号：US20230176667A1
公开(公告)日：2023-06-08
申请号：US17310984
申请日：2020-11-30
Inventor： Qiujie SU , Yanping LIAO , Yingmeng MIAO , Chongyang ZHAO , Bo HU , Xiaofeng YIN
IPC: G06F3/041 , G02F1/1333 , G02F1/1362 , G02F1/1343 , H01L27/12
CPC classification number: G06F3/0412 , G02F1/13338 , G02F1/136286 , G02F1/136204 , G02F1/134309 , H01L27/124 , G06F3/044
Abstract: An array substrate and a touch display device are provided. In the array substrate, a first control unit and a second control unit are arranged opposite to each other in a first direction. A plurality of touch sensor blocks includes a first group of electrode blocks and a second group of electrode blocks arranged in the first direction, and a plurality of touch signal lines includes a first group of touch signal lines and a second group of touch signal lines arranged in the first direction. The touch signal lines in the first group of touch signal lines are coupled to the touch sensor blocks in the first group of electrode blocks respectively; and the touch signal lines in the second group of touch signal lines are coupled to the touch sensor blocks in the second group of electrode blocks respectively.
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公开(公告)号：US20220317813A1
公开(公告)日：2022-10-06
申请号：US17413407
申请日：2020-08-27
Inventor： Zouming XU , Xiaofeng YIN , Tsungchieh KUO , Jian TIAN , Chunjian LIU
IPC: G06F3/044 , G06F3/041 , G02F1/1333
Abstract: A touch substrate and a method of forming the same, and a touch display device are provided. The touch substrate includes: electrode connecting bridges, a signal wiring layer, an insulating layer and a touch electrode layer which are sequentially formed along a direction away from a base, where the touch electrode layer includes a plurality of first touch electrodes and a plurality of second touch electrodes, and the first touch electrodes and the second touch electrodes are arranged in a crossed manner.
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公开(公告)号：US20220283688A1
公开(公告)日：2022-09-08
申请号：US17631584
申请日：2021-04-23
Inventor： Jian TIAN , Xiaohui YANG , Jie LEI , Zouming XU , Xiaofeng YIN
IPC: G06F3/041
Abstract: The present disclosure provides a touch substrate and a manufacturing method thereof. The touch substrate includes a base substrate and a touch electrode structure in a display area of the base substrate, and further includes a conductive structure and a wiring structure, wherein the conductive structure is in a peripheral area of the base substrate outside the display area, and includes a one-piece layer which is configured to form a lead electrically connected to a driving circuit for the touch electrode structure; and the wiring structure is in a wiring area between the display area and the peripheral area of the base substrate and is configured to electrically connect the conductive structure to the touch electrode structure. With the touch substrate and the manufacturing method of the touch substrate, problems of poor alignment and lapping, increased contact impedance, insufficient adhesive force and the like can be solved; and positions of the wirings can be secondarily adjusted without newly setting up a mask so that the development cost is reduced and the feasibility is improved.
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