Patents by Inventor Yuanzhang ZHU
Yuanzhang ZHU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12293728Abstract: 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.Type: GrantFiled: March 30, 2022Date of Patent: May 6, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanzhang Zhu, Jian Li, Ting Han, Guoqiang Wu, Shuai Hou
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Publication number: 20250087130Abstract: Provided is a display panel. In the display panel, a plurality of first drive units included in a first drive circuit can output gate driving signals based on a turn-on signal provided by a first turn-on line coupled with the first drive units. A plurality of second drive units included in a second drive circuit can output gate driving signals based on a turn-on signal provided by a second turn-on line coupled with the second drive units. First gating units can control on-off between the corresponding first drive units and one part of pixels based on an enable signal provided by a first enable line coupled with the first gating units. Second gating units can control on-off between the corresponding second drive units and the other part of the pixels based on an enable signal provided by a second enable line coupled with the second gating units.Type: ApplicationFiled: April 24, 2023Publication date: March 13, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jian LI, Shuai HOU, Xuesong TIAN, Yuanzhang ZHU, Jianbo XIAN
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Publication number: 20250078741Abstract: Provided is a display panel. The display panel is provided with a display region, and the display panel includes: a plurality of pixel units disposed in arrays in the display region; the display region is divided into a first dynamic refresh region, a second dynamic refresh region, and at least one first transition refresh region between the first dynamic refresh region and the second dynamic refresh region; a refresh rate of pixel units in the first dynamic refresh region is different from a refresh rate of pixel units in the second dynamic refresh region; a refresh rate of pixel units in each of the first transition refresh regions is between the refresh rates of the pixel units in the first dynamic refresh region and the second dynamic refresh region.Type: ApplicationFiled: April 17, 2023Publication date: March 6, 2025Inventors: Jian LI, Xuesong TIAN, Yuanzhang ZHU, Shuai HOU
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Patent number: 12190800Abstract: 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.Type: GrantFiled: May 31, 2022Date of Patent: January 7, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Baoyun Wu, Yang Yu, Yuanzhang Zhu, Xuesong Tian, Xinbin Han, Shiming Shi, Hui Zhao, Hualing Yang
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Patent number: 12161034Abstract: 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.Type: GrantFiled: August 11, 2023Date of Patent: December 3, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanzhang Zhu, Ren Xiong, Qiang Tang, Guoqiang Wu, Fei Shang, Haijun Qiu
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Publication number: 20240379066Abstract: 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.Type: ApplicationFiled: March 30, 2022Publication date: November 14, 2024Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanzhang ZHU, Jian LI, Ting HAN, Guoqiang WU, Shuai HOU
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Publication number: 20240244751Abstract: 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.Type: ApplicationFiled: March 29, 2024Publication date: July 18, 2024Inventors: Ren XIONG, Yuanzhang ZHU, Qiang TANG, Huiqiang SONG, Yichen JIANG, Hang MIN, Fei SHANG, Haijun QIU
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Publication number: 20240233631Abstract: 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.Type: ApplicationFiled: May 31, 2022Publication date: July 11, 2024Inventors: Baoyun Wu, Yang Yu, Yuanzhang Zhu, Xuesong Tian, Xinbin Han, Shiming Shi, Hui Zhao, Hualing Yang
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Patent number: 12002401Abstract: A gamma correction method and apparatus, electronic device and readable storage medium.Type: GrantFiled: December 14, 2020Date of Patent: June 4, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ting Han, Yuanzhang Zhu
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Patent number: 11991828Abstract: 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.Type: GrantFiled: February 20, 2021Date of Patent: May 21, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ren Xiong, Yuanzhang Zhu, Qiang Tang, Huiqiang Song, Yichen Jiang, Hang Min, Fei Shang, Haijun Qiu
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Publication number: 20240112616Abstract: A gamma correction method and apparatus, electronic device and readable storage medium.Type: ApplicationFiled: December 14, 2020Publication date: April 4, 2024Inventors: Ting HAN, Yuanzhang ZHU
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Publication number: 20230397464Abstract: 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.Type: ApplicationFiled: August 11, 2023Publication date: December 7, 2023Inventors: Yuanzhang ZHU, Ren XIONG, Qiang TANG, Guoqiang WU, Fei SHANG, Haijun QIU
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Patent number: 11775110Abstract: 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.Type: GrantFiled: March 10, 2021Date of Patent: October 3, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanzhang Zhu, Ren Xiong, Qiang Tang, Guoqiang Wu, Fei Shang, Haijun Qiu
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Patent number: 11688340Abstract: 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.Type: GrantFiled: October 22, 2021Date of Patent: June 27, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yuanzhang Zhu, Guoqiang Wu, Ting Han
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Publication number: 20230058388Abstract: 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.Type: ApplicationFiled: October 22, 2021Publication date: February 23, 2023Inventors: Yuanzhang ZHU, Guoqiang WU, Ting HAN
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Publication number: 20220350458Abstract: 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.Type: ApplicationFiled: March 10, 2021Publication date: November 3, 2022Inventors: Yuanzhang ZHU, Ren XIONG, Qiang TANG, Guoqiang WU, Fei SHANG, Haijun QIU
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Publication number: 20220256706Abstract: 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.Type: ApplicationFiled: February 20, 2021Publication date: August 11, 2022Inventors: Ren XIONG, Yuanzhang ZHU, Qiang TANG, Huiqiang SONG, Yichen JIANG, Hang MIN, Fei SHANG, Haijun QIU
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Patent number: 11379065Abstract: 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.Type: GrantFiled: March 20, 2020Date of Patent: July 5, 2022Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventor: Yuanzhang Zhu
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Publication number: 20210149512Abstract: 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.Type: ApplicationFiled: March 20, 2020Publication date: May 20, 2021Inventor: Yuanzhang ZHU
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Patent number: 10275077Abstract: A touch control display panel, a touch control display device and a driving method are provided. The touch control display panel comprises a color film substrate including touch sensing electrodes and touch sensing signal lines electrically connected to the touch sensing electrodes, respectively; and an array substrate arranged opposite to the color film substrate and including a driving IC chip and a signal conversion unit. The signal conversion unit includes input terminals and output terminals. The input terminals are electrically connected to the touch sensing signal lines, respectively. The output terminals are electrically connected to the driving IC chip. The signal conversion unit combines a plurality of input signals received at the input terminals into a plurality of output signals, and transmits the output signals to the output terminals, respectively.Type: GrantFiled: February 23, 2017Date of Patent: April 30, 2019Assignees: Xiamen Tianma Micro-Electronics Co., Ltd., Tianma Micro-Electronics Co., Ltd.Inventors: Yuanzhang Zhu, Kangpeng Yang, Yumin Xu