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公开(公告)号：US12161034B2
公开(公告)日：2024-12-03
申请号：US18448859
申请日：2023-08-11
Inventor： Yuanzhang Zhu , Ren Xiong , Qiang Tang , Guoqiang Wu , Fei Shang , Haijun Qiu
IPC: H10K59/131
Abstract: The present disclosure provides a display apparatus, a display panel of which includes a panel chip; a second bonding region of a main circuit board is provided with second display terminals coupled with first display terminals and second touch control terminals coupled with first touch control terminals; each of segment touch control lines includes a first segment coupled between one second touch control terminal and one main connector in a first region, and a second segment coupled between a touch control chip and one main connector in a second region; a third region and a fourth region of a jumper connection circuit board are bonded with the first region and the second region respectively; the segment touch control lines are in one-to-one correspondence with jumper connection lines, each jumper connection line is coupled between one jumper connector in the third region and one jumper connector in the fourth region.
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公开(公告)号：US12190800B2
公开(公告)日：2025-01-07
申请号：US18246047
申请日：2022-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Baoyun Wu , Yang Yu , Yuanzhang Zhu , Xuesong Tian , Xinbin Han , Shiming Shi , Hui Zhao , Hualing Yang
IPC: G09G3/3225 , G09G3/20 , G09G3/3266
Abstract: A display controller, a display device, a display system, and a control method are provided. The display controller includes: a flag-signal circuit configured to send a flag-signal to an application processor; an image processing circuit configured to obtain second current image data in response to receiving first current image data from the application processor, wherein the first current image data is sent by the application processor in response to receiving the flag-signal sent from the flag-signal circuit; and a drive circuit configured to generate a first drive control signal in response to receiving the second current image data from the image processing circuit.
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公开(公告)号：US12002401B2
公开(公告)日：2024-06-04
申请号：US18038200
申请日：2020-12-14
Inventor： Ting Han , Yuanzhang Zhu
IPC: G09G3/20 , G09G3/3225
CPC classification number: G09G3/2007 , G09G3/3225 , G09G2300/0452 , G09G2320/0233 , G09G2320/0673 , G09G2360/16
Abstract: A gamma correction method and apparatus, electronic device and readable storage medium. The method comprises: controlling a first display area (21) to display a test picture (S11); performing gamma correction on first display area to obtain first gamma correction data (S12); according to first gamma correction data, controlling a second display area (22) to display the test picture (S13); acquiring current display brightness corresponding to the test picture displayed in second display area (S14); when current display brightness is the same as that corresponding to a preset pixel grayscale displayed in first display area, determining remapping parameters of second display area according to grayscale brightness corresponding to second display area when current display brightness is displayed and preset pixel grayscale (S15); according to remapping parameters, compensating first gamma correction data to obtain second gamma correction data (S16); according to second gamma correction data, controlling second display area to display (S17).
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公开(公告)号：US11688340B2
公开(公告)日：2023-06-27
申请号：US17797830
申请日：2021-10-22
Inventor： Yuanzhang Zhu , Guoqiang Wu , Ting Han
IPC: G09G3/3225 , G09G3/20
CPC classification number: G09G3/3225 , G09G3/2074 , G09G2320/0276 , G09G2320/0693
Abstract: A gamma debugging method and a gamma debugging apparatus are provided. The gamma debugging method includes: selecting a test display region in a first display region, performing gamma debugging on test sub-pixels to obtain a first gamma data set; controlling all sub-pixels in the test display region and all sub-pixels in a second display region to emit light, and detecting a target luminance and a target chrominance of the test display region that correspond to a corresponding grayscale; performing gamma debugging on the second display region to obtain a second gamma data set; obtaining, based on the second gamma data set, the first gamma data set and the predetermined gamma data set, a third gamma data set applied to the second display region.
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Patent Agency Ranking
公开(公告)号：US11379065B2
公开(公告)日：2022-07-05
申请号：US17048308
申请日：2020-03-20
Inventor： Yuanzhang Zhu
Abstract: Disclosed by the present disclosure are a touch module and a driving method therefor, and a touch display device. The touch module has a touch area and a non-touch area. The touch module comprises: touch signal lines extending from the touch area to the non-touch area, and n data selection units connected to the touch signal lines extending to the non-touch area; each data selection unit is connected to m touch signal lines; each of the data selection units comprise m switching transistors and one data selection line, each switching transistor is in one to one correspondence with one touch signal line, control terminals of the switching transistors are connected to level signal lines that provide time-sharing driving level signals respectively, first terminals of the switching transistors are connected to corresponding touch signal lines respectively, and second terminals of the switching transistors are each connected to the data selection lines.
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公开(公告)号：US12293728B2
公开(公告)日：2025-05-06
申请号：US18250152
申请日：2022-03-30
Inventor： Yuanzhang Zhu , Jian Li , Ting Han , Guoqiang Wu , Shuai Hou
IPC: G09G3/3275 , G09G3/32 , G09G3/3266
Abstract: A method for driving a display apparatus includes: in a first refresh period which corresponds to a first refresh rate and includes a first effective phase and first ineffective phase(s), outputting a first image frame signal to a display panel of the display apparatus in the first effective phase, and outputting a first ineffective data signal to the display panel in a first ineffective phase; and in a second refresh period which corresponds to a second refresh rate and includes a second effective phase and second ineffective phase(s), outputting a second image frame signal to the display panel in the second effective phase, and outputting a second ineffective data signal to the display panel in a second ineffective phase. The first refresh rate is different from the second refresh rate, and the first ineffective data signal and the second ineffective data signal have different magnitudes in voltage.
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公开(公告)号：US20240233631A1
公开(公告)日：2024-07-11
申请号：US18246047
申请日：2022-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Baoyun Wu , Yang Yu , Yuanzhang Zhu , Xuesong Tian , Xinbin Han , Shiming Shi , Hui Zhao , Hualing Yang
IPC: G09G3/3225
CPC classification number: G09G3/3225 , G09G2300/0819 , G09G2300/0842 , G09G2310/08 , G09G2320/0252 , G09G2340/0435 , G09G2370/00
Abstract: A display controller, a display device, a display system, and a control method are provided. The display controller includes: a flag-signal circuit configured to send a flag-signal to an application processor; an image processing circuit configured to obtain second current image data in response to receiving first current image data from the application processor, wherein the first current image data is sent by the application processor in response to receiving the flag-signal sent from the flag-signal circuit; and a drive circuit configured to generate a first drive control signal in response to receiving the second current image data from the image processing circuit.
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公开(公告)号：US11991828B2
公开(公告)日：2024-05-21
申请号：US17626902
申请日：2021-02-20
Inventor： Ren Xiong , Yuanzhang Zhu , Qiang Tang , Huiqiang Song , Yichen Jiang , Hang Min , Fei Shang , Haijun Qiu
IPC: H05K1/14 , G06F3/041 , H05K1/11 , H05K1/18 , G02F1/1345 , G02F1/1368 , H01L25/18 , H01R12/61 , H10K59/131
CPC classification number: H05K1/147 , G06F3/04164 , H05K1/118 , H05K1/189 , G02F1/13452 , G02F1/1368 , G06F2203/04103 , G06F2203/04107 , H01L25/18 , H01R12/61 , H05K2201/09227 , H05K2201/09409 , H05K2201/10128 , H05K2201/10136 , H10K59/131
Abstract: A display apparatus includes a display panel, a touch layer, and a flexible printed circuit (FPC) including a main FPC and a bridge FPC. A third soldering region and a fourth soldering region of the bridge FPC are respectively soldered to a first soldering region and a second soldering region of the main FPC. Ends of each first touch connection line are electrically connected to a touch chip and a first touch lead. Ends of each second touch connection line are electrically connected to a pad on the second soldering region and a second touch lead. Ends of each third touch connection line are electrically connected to a pad on the first soldering region and the touch chip. Ends of each touch transfer line are electrically connected to a pad on the third soldering region and a pad on the fourth soldering region.
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公开(公告)号：US11775110B2
公开(公告)日：2023-10-03
申请号：US17599045
申请日：2021-03-10
Inventor： Yuanzhang Zhu , Ren Xiong , Qiang Tang , Guoqiang Wu , Fei Shang , Haijun Qiu
IPC: G06F3/041 , H10K59/40 , H10K59/131
CPC classification number: G06F3/04166 , G06F3/0412 , H10K59/131 , H10K59/40 , G06F2203/04107
Abstract: The present disclosure provides a display apparatus, a display panel of which includes a panel chip; a second bonding region of a main circuit board is provided with second display terminals coupled with first display terminals and second touch control terminals coupled with first touch control terminals; each of segment touch control lines includes a first segment coupled between one second touch control terminal and one main connector in a first region, and a segment coupled between a touch control chip and one main connector in a second region; a third region and a fourth region of a jumper connection circuit board are bonded with the first region and the second region respectively; the segment touch control lines are in one-to-one correspondence with jumper connection lines, each jumper connection line is coupled between one jumper connector in the third region and one jumper connector in the fourth region.
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