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公开(公告)号：US12048096B2
公开(公告)日：2024-07-23
申请号：US17405257
申请日：2021-08-18
发明人： Hao Sun , Yong Yu , Chang Zhang , Ge Sun
CPC分类号： H05K1/118 , H05K1/028 , H10K59/12 , H10K77/111
摘要： Embodiments of the application provide a printed circuit board, a display module, a display device and a method of bonding the printed circuit board to a display screen. The printed circuit board includes a plurality of sub-circuit boards and a flexible connector between adjacent sub-circuit boards of the plurality of sub-circuit boards. The flexible connector is configured to connect the adjacent sub-circuit boards of the plurality of sub-circuit boards with each other. For the printed circuit board provided in the embodiments of the application, each sub-circuit board of the printed circuit board can be bonded independently, thereby avoiding pitch accumulation in the bonding region and thus controlling the total pitch within a satisfactory range.
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公开(公告)号：US12045414B2
公开(公告)日：2024-07-23
申请号：US18322494
申请日：2023-05-23
发明人： Xuerui Gong , Jiangsheng Wang , Yong Yu , Chang Zhang
CPC分类号： G06F3/04164 , G06F3/044 , H05K1/0281 , H05K1/117 , H05K1/118 , H05K2201/10128
摘要： The embodiments of the present disclosure provide a chip on flex (COF), a touch assembly, and a display device. The chip on flex includes a flexible base provided with a first opening, the flexible base includes a bonding area provided with a plurality of metal bonding pads; on the flexible base, a spacing area with a preset range is provided between the first opening and the bonding area; wherein, the flexible base is provided with a reinforcement sheet thereon, the reinforcement sheet is located on a portion of the flexible base other than the first opening, the spacing area and the bonding area.
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公开(公告)号：US11829541B2
公开(公告)日：2023-11-28
申请号：US17631482
申请日：2021-03-11
发明人： Shimin Pu , Jianjun Wu , Jiangsheng Wang , Chang Zhang , Qi Liu
IPC分类号： G06F3/041 , G06F3/044 , H10K59/122 , H10K59/12
CPC分类号： G06F3/0412 , G06F3/0443 , G06F3/0445 , G06F3/0446 , G06F3/04164 , H10K59/122 , G06F2203/04103 , G06F2203/04107 , G06F2203/04111 , H10K59/1201
摘要： A display panel and a manufacturing method thereof, and a display device are provided. The display panel includes: a substrate; a plurality of light-emitting elements and an encapsulation layer disposed on the substrate, with the plurality of light-emitting elements located between the encapsulation layer and the substrate; a transfer layer disposed on a side of the encapsulation layer away from the substrate and bonded to the encapsulation layer, with an adhesive force between the transfer layer and the encapsulation layer greater than that between an organic adhesive layer and the encapsulation layer, and the organic adhesive layer configured to react chemically under a preset catalytic condition to be formed to the transfer layer; and a touch structure (40) disposed on a side of the transfer layer away from the substrate and configured to detect occurrence of a touch action.
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公开(公告)号：US10810958B2
公开(公告)日：2020-10-20
申请号：US16336989
申请日：2018-08-31
发明人： Lixia Shen , Zhiguang Zhang , Chang Zhang , Yong Yu , Tae Hyun Kim
IPC分类号： G09G3/36 , G09G3/3225
摘要： Embodiments of the present disclosure provide a display panel and a drive method thereof, and a display device. The display panel includes a plurality of sets of pixel columns and a plurality of drive circuits. Each of the sets of pixel columns includes a plurality of subpixel columns. The plurality of drive circuits correspond to the plurality of sets of pixel columns respectively. Each of the drive circuits is further configured to send, to an adjacent drive circuit, a source data signal for the subpixel column in the set of pixel columns of the drive circuit, and/or receive, from the adjacent drive circuit, a source data signal for the subpixel column in the set of pixel columns of the adjacent drive circuit and generate a data signal for driving the subpixel column in the set of pixel columns of the drive circuit, based on the received source data signal.
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公开(公告)号：US20200019282A1
公开(公告)日：2020-01-16
申请号：US16395146
申请日：2019-04-25
发明人： Hongqiang Luo , Qing Gong , Jianjun Wu , Chang Zhang , Biyu Zhao
摘要： A touch panel, a method for manufacturing the same and a display device are disclosed. The touch panel includes: a substrate including a plane portion and at least one bending portion extending from an edge of the plane portion and bent to form a side of the plane portion; a plane touch module arranged at the plane portion and configured to sense a plane touch signal generated at the plane portion; and a side touch module arranged at the bending portion and configured to sense a side touch signal generated at the bending portion. A part of touch signal lines of the plane touch module are multiplexed as touch signal lines of the side touch module.
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公开(公告)号：US11698695B2
公开(公告)日：2023-07-11
申请号：US16767577
申请日：2019-06-27
发明人： Xuerui Gong , Jiangsheng Wang , Yong Yu , Chang Zhang
CPC分类号： G06F3/04164 , G06F3/044 , H05K1/0281 , H05K1/117 , H05K1/118 , H05K2201/10128
摘要： The embodiments of the present disclosure provide a chip on flex (COF), a touch assembly, and a display device. The chip on flex includes a flexible base provided with a first opening, the flexible base includes a bonding area provided with a plurality of metal bonding pads; on the flexible base, a spacing area with a preset range is provided between the first opening and the bonding area; wherein, the flexible base is provided with a reinforcement sheet thereon, the reinforcement sheet is located on a portion of the flexible base other than the first opening, the spacing area and the bonding area.
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公开(公告)号：US11651722B2
公开(公告)日：2023-05-16
申请号：US17498207
申请日：2021-10-11
发明人： Qun Jia , Chang Zhang
IPC分类号： G09G3/20
CPC分类号： G09G3/2074 , G09G3/2003 , G09G2300/0452 , G09G2320/0233 , G09G2320/0242
摘要： The present disclosure provides a method for driving a display device and a driver. The method includes obtaining image data, determining whether the image pixels are detail pixels according to the image data, determining a plurality of screen pixel groups, and driving the screen pixels for display.
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公开(公告)号：US20230027802A1
公开(公告)日：2023-01-26
申请号：US17788437
申请日：2021-05-12
发明人： Weihong Wu , Shuang Zhang , Yong Yu , Chang Zhang
IPC分类号： G06F1/16
摘要： A display apparatus and an electronic device. The display apparatus includes a flexible display panel, a plurality of driver integrated circuits, a logic board, and a circuit board. The driver integrated circuits are disposed on a first surface of the flexible display panel and on a peripheral region; and the circuit boards is electrically connected to the driver integrated circuits and the logic board, respectively. A first bendable section of the circuit board is configured to be bent to a second surface of the flexible display panel along a first side edge; a second bendable section of the circuit board is configured to be bent at a side where the second surface is disposed, such that the logic board protrudes from the first side edge; and a third bendable section of the circuit board is configured to bypass a hinge shaft of the electronic device.
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公开(公告)号：US11237436B2
公开(公告)日：2022-02-01
申请号：US16070059
申请日：2017-12-11
发明人： Biyu Zhao , Kwanggyun Jang , Chang Zhang
IPC分类号： G02F1/1339 , G02F1/1333 , H01L27/32 , H01L51/56
摘要： A spacer includes a first layer, a second layer and a third layer which are disposed in a stacked manner, the second layer includes an upper portion and a lower portion, the lower portion is embedded in the first layer, at least a part of the upper portion is embedded in the third layer, and a hardness of a material of the second layer is higher than a hardness of a material of each of the first layer and the third layer.
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公开(公告)号：US10963111B1
公开(公告)日：2021-03-30
申请号：US16830537
申请日：2020-03-26
发明人： Wenli Xiao , Jianjun Wu , Jiangsheng Wang , Chang Zhang
摘要： A touch substrate and a method for preparing the same, as well as a touch device are provided in embodiments of the disclosure, the touch substrate includes a substrate, the substrate having a touch area on a first surface thereof and a first peripheral area surrounding the touch area, the touch area including a plurality of first electrodes and a plurality of second electrodes arranged in a same layer and provided alternately to cross each other, and the first peripheral area including a plurality of first signal lines connected with the plurality of first electrodes, and a plurality of second signal lines connected with the plurality of second electrodes; and the touch substrate further includes an isolation layer provided on a second surface of the substrate, with an orthogonal projection of the isolation layer on the substrate covering orthogonal projections of the plurality of first signal lines and the plurality of second signal lines on the substrate, and the second substrate being opposite to the first substrate.
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