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公开(公告)号：US12189897B2
公开(公告)日：2025-01-07
申请号：US17778975
申请日：2021-06-25
Inventor： Yinlong Zhang , Zhihua Sun , Pengfei Hu , Senwang Li , Yanping Liao , Xibin Shao , Xiaofeng Yin , Jiantao Liu , Kaiming Shi , Jinling Zhang
IPC: G06F3/041
Abstract: The present invention relates to a touch display device, a drive control circuit for the touch display device, and a method for operating the touch display device. The touch display device includes a drive control circuit, the drive control circuit is configured to: in a display phase, provide a common voltage signal to a common electrode in a pixel circuit of the touch display device; in a touch phase, provide a touch drive signal to the common electrode, wherein a ratio of an average value of a high level and a low level of the touch drive signal to a value of the common voltage signal ranges from 0.8 to 1.2.
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公开(公告)号：US12169603B2
公开(公告)日：2024-12-17
申请号：US17758455
申请日：2021-09-01
Inventor： Xiao Wang , Xiaofeng Yin , Weitao Chen , Yan Yan , Yu Ma
IPC: G06F3/041 , G06F3/044 , H01L23/552 , H01L29/786
Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes: a plurality of gate lines extending in a first direction, and a plurality of data lines extending in a second direction and crossing the gate lines to define a plurality of sub-pixels; a plurality of touch signal lines extending in the second direction and arranged in light shielding regions of the sub-pixels; a plurality of touch electrodes insulated from each other; and a plurality of metal pattern units corresponding to the sub-pixels respectively and arranged in the light shielding region of each sub-pixel. The metal pattern unit includes a first metal strip arranged on at least one side of the data line and extending in the second direction.
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公开(公告)号：US20240404450A1
公开(公告)日：2024-12-05
申请号：US18262357
申请日：2022-08-23
Inventor： Na Wen , Jiabin Zou , Xiaofeng Yin , Yan Yan , Feng Li , Cuicui Zheng , Qi Sang
Abstract: A display panel, a display device and a method of controlling a display panel are provided. The display panel includes a base substrate, a plurality of sub-pixels, a plurality of gate lines each gate line being connected to at least one row of sub-pixels, a plurality of shift registers, and a plurality of auxiliary circuits located in a peripheral region of the base substrate. The gate line has a first end connected to the shift register and a second end connected to the auxiliary circuit. The auxiliary circuit has a control terminal configured to receive an auxiliary signal, an input terminal configured to receive a reference signal, and an output terminal connected to the second end of the gate line, and is configured to provide the reference signal at the input terminal to the output terminal under control of the auxiliary signal at the control terminal.
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4.发明授权公开(公告)号：US11497096B2
公开(公告)日：2022-11-08
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: G02F1/1345 , H05B45/325 , G02F1/1362
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：US12282233B2
公开(公告)日：2025-04-22
申请号：US18547390
申请日：2022-11-29
Inventor： Tingting Wang , Xu Wang , Qi Wang , Yan Yan , Yu Ma , Xiaofeng Yin , Zhiqiang Ma , Tao Gong , Haoyan Ren
IPC: G02F1/1343 , G02F1/1362 , H01L27/12
Abstract: An array substrate includes: a base substrate, a light shielding layer on a first surface of the base substrate, and a plurality of pixel units and a first common electrode bus on a second surface of the base substrate. The base substrate includes a display region, first and second peripheral regions. Orthographic projections of the pixel units on the base substrate are arranged in an array in the display region. At least part of an orthographic projection of the light shielding layer and at least part of an orthographic projection of the first common electrode bus on the base substrate are in the second peripheral region, and the first common electrode bus is electrically connected to the common electrode included in at least one pixel unit. A distribution density of the first common electrode bus in the first peripheral region is smaller than that in the second peripheral region.
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Patent Agency Ranking
公开(公告)号：US12169356B2
公开(公告)日：2024-12-17
申请号：US17639071
申请日：2021-04-09
Inventor： Jiabin Zou, Sr. , Xiaofeng Yin , Chunguang Tian , Na Wen
IPC: G03F1/38 , G02F1/1335 , G02F1/1362
Abstract: A mask is provided that includes a first graphic region and a second graphic region disposed along a first direction. The first graphic region comprises a first splicing exposure region. The second graphic region comprises a second splicing exposure region. The first splicing exposure region is used for, after being translated along a first vector, forming a first splicing auxiliary region, and the first splicing auxiliary region coincides with the second splicing exposure region.
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7.发明授权公开(公告)号：US11868009B2
公开(公告)日：2024-01-09
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：US11380240B2
公开(公告)日：2022-07-05
申请号：US16908283
申请日：2020-06-22
Inventor： Zhenlin Qu , Liugang Zhou , Ke Dai , Tao Li , Yulong Xiong , Yizhan Han , Jianwei Sun , Liu He , Yunyun Liang , Jun Wang , Qing Li , Xutong Chen , Liwei Zhou , Xiaofeng Yin
Abstract: The preset disclosure provides a display control method, a timing controller IC and a display device. The method includes: acquiring a preset grayscale voltage of a target pixel unit and a backlight brightness of a backlight region corresponding to the target pixel unit, in a current output display frame; outputting a first grayscale voltage to the target pixel unit if the backlight brightness of the corresponding backlight region is less than or equal to a first preset brightness value; outputting a second grayscale voltage to the target pixel unit if the backlight brightness of the corresponding backlight region is greater than the first preset brightness value; wherein the second grayscale voltage is greater than the first grayscale voltage, and both the second grayscale voltage and the first grayscale voltage are greater than the preset grayscale voltage.
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公开(公告)号：US10332776B2
公开(公告)日：2019-06-25
申请号：US15763438
申请日：2017-06-30
Inventor： Zhidong Wang , Xiaofeng Yin
IPC: H01L51/00 , G02F1/1333 , H01L21/683 , H01L27/32 , G02F1/1368
Abstract: Embodiments of the disclosure provide a bearing substrate and a fabrication method for a flexible display device, which relate to the field of display technology and may achieve a uniform separation between a flexible substrate and bearing substrate, and not cause damage to the flexible substrate and the display element. The bearing substrate comprises a first sub-bearing substrate and a second sub-bearing substrate. The first sub-bearing substrate has a plurality of through holes, and the second sub-bearing substrate has a plurality of protrusions that are in one-to-one correspondence with the protrusions. The protrusions and the through holes are configured such that the protrusions are capable of passing through the through holes when assembling the first sub-bearing substrate with the second sub-bearing substrate, so that the protrusions are flush with a surface of the first sub-bearing substrate and spliced together with the surface.
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公开(公告)号：US12300190B2
公开(公告)日：2025-05-13
申请号：US18247423
申请日：2022-06-17
Inventor： Chongguang Wei , Weifan Yang , Lu Ding , Linlin Wang , Bo Feng , Xiaofeng Yin
IPC: G09G3/36
Abstract: Provided is a driving method of a display panel, which relates to a field of a display technology. The display panel includes a pixel array, the pixel array comprises a plurality of rows of sub-pixels, and the driving method includes: driving, in a same display frame, different sub-pixels in a row of the sub-pixels respectively by a forward driving signal and a negative driving signal, wherein a voltage conversion rate of the forward driving signal is greater than a voltage conversion rate of the negative driving signal under a same display gray scale. A driving circuit, a driving chip and a display device are further provided.
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