Patents by Inventor Senwang LI
Senwang LI 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: 12189897Abstract: 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.Type: GrantFiled: June 25, 2021Date of Patent: January 7, 2025Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yinlong Zhang, Zhihua Sun, Pengfei Hu, Senwang Li, Yanping Liao, Xibin Shao, Xiaofeng Yin, Jiantao Liu, Kaiming Shi, Jinling Zhang
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Publication number: 20240168588Abstract: 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.Type: ApplicationFiled: June 25, 2021Publication date: May 23, 2024Inventors: Yinlong ZHANG, Zhihua SUN, Pengfei HU, Senwang LI, Yanping LIAO, Xibin SHAO, Xiaofeng YIN, Jiantao LIU, Kaiming SHI, Jinling ZHANG
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Patent number: 11796870Abstract: An array substrate, a light control panel, and a display device are disclosed. The array substrate includes a data line layer, a base substrate, a first electrode layer, and a second electrode layer. The first electrode layer includes gate lines, each gate line integrally extends along a first direction, and includes first broken line structures directly connected in sequence in the first direction; the data line layer includes data lines, each data line integrally extends along a second direction; the gate lines and the data lines cross each other to define light control pixel units; the second electrode layer includes common electrodes, each common electrode is provided in at least one light control pixel unit; and at least one gate line at least partially overlaps with an orthographic projection of at least one common electrode on the first electrode layer.Type: GrantFiled: September 27, 2020Date of Patent: October 24, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jianhua Huang, Yingmeng Miao, Chongyang Zhao, Zhihua Sun, Yingying Qu, Ting Dong, Yifu Chen, Lingdan Bo, Senwang Li
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Patent number: 11790818Abstract: A method for debugging the display panel includes: acquiring a target correction data table of the display panel in each of at least one color mode by debugging the display panel in each of the at least one color mode. Debugging the display panel in each of the at least one color mode includes: controlling the display panel to display a test picture in the color mode; acquiring an initial display parameter curve based on a display parameter of the test picture; determining a reference display parameter curve based on the initial display parameter curve and a standard display parameter curve; and determining the target correction data table based on the reference display parameter curve and the standard display parameter curve.Type: GrantFiled: February 14, 2022Date of Patent: October 17, 2023Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Guohuo Su, Changcheng Liu, Zhihua Sun, Jiantao Liu, Senwang Li, Zhun Lin, Wenliang Liu, Yinlong Zhang, Jituo Tang, Jinling Zhang
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Publication number: 20230178042Abstract: A ghost elimination method, a ghost elimination device and a display panel are provided. The ghost elimination method includes driving and displaying a display panel by taking a plurality of continuous frames of pictures as a period. In one period, motion compensation is performed on the front m frames of pictures, and the motion compensation is not performed on the remaining n frames of pictures, where m and n are both positive integers.Type: ApplicationFiled: July 6, 2021Publication date: June 8, 2023Inventors: Guohuo SU, Zhihua SUN, Senwang LI, Zhun LIN
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Patent number: 11636830Abstract: The present disclosure discloses a driving method and apparatus of a display panel. When each of a plurality of obtained display frames is transmitted, only display data, corresponding to each pixel in one row group, in the display frame of image data is transmitted to a driving chip in the display panel, so that the driving chip in the display panel drives the display panel to display an image according to the received display data. Therefore, when a system on chip transmits each of the plurality of obtained display frames, only the display data, corresponding to each pixel in one row group, in the display frame of image data is transmitted to the driving chip in the display panel.Type: GrantFiled: August 25, 2021Date of Patent: April 25, 2023Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group CO., Ltd.Inventors: Zhihua Sun, Senwang Li, Yinlong Zhang, Xibin Shao, Yanping Liao, Feng Qu
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Publication number: 20220308411Abstract: An array substrate, a light control panel, and a display device are disclosed. The array substrate includes a data line layer, a base substrate, a first electrode layer, and a second electrode layer. The first electrode layer includes gate lines, each gate line integrally extends along a first direction, and includes first broken line structures directly connected in sequence in the first direction; the data line layer includes data lines, each data line integrally extends along a second direction; the gate lines and the data lines cross each other to define light control pixel units; the second electrode layer includes common electrodes, each common electrode is provided in at least one light control pixel unit; and at least one gate line at least partially overlaps with an orthographic projection of at least one common electrode on the first electrode layer.Type: ApplicationFiled: September 27, 2020Publication date: September 29, 2022Inventors: Jianhua HUANG, Yingmeng MIAO, Chongyang ZHAO, Zhihua SUN, Yingying QU, Ting DONG, Yifu CHEN, Lingdan BO, Senwang LI
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Patent number: 11455929Abstract: The present disclosure discloses a driving method and apparatus of a display panel. When the display panel is driven to display a (2k?1)th image, only display data, corresponding to pixels of one row group, in image data of a kth display frame of a plurality of display frames are transmitted to a driver chip in the display panel, and a data size transmitted may be reduced. When the display panel is driven to display a (2k)th image, display data, corresponding to pixels of another row group, in the image data of the kth display frame are transmitted to the driver chip in the display panel, and the data size transmitted may also be reduced.Type: GrantFiled: August 26, 2021Date of Patent: September 27, 2022Assignees: Beijing BOE Display Technology Co., Ltd., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Zhihua Sun, Yinlong Zhang, Senwang Li, Yanping Liao, Xibin Shao, Feng Qu
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Publication number: 20220262289Abstract: A method for debugging the display panel includes: acquiring a target correction data table of the display panel in each of at least one color mode by debugging the display panel in each of the at least one color mode. Debugging the display panel in each of the at least one color mode includes: controlling the display panel to display a test picture in the color mode; acquiring an initial display parameter curve based on a display parameter of the test picture; determining a reference display parameter curve based on the initial display parameter curve and a standard display parameter curve; and determining the target correction data table based on the reference display parameter curve and the standard display parameter curve.Type: ApplicationFiled: February 14, 2022Publication date: August 18, 2022Inventors: Guohuo SU, Zhihua SUN, Jiantao LIU, Senwang LI, Zhun LIN, Wenliang LIU, Yinlong ZHANG, Jituo TANG, Jinling ZHANG
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Publication number: 20220122567Abstract: The present disclosure discloses a driving method and apparatus of a display panel. When each of a plurality of obtained display frames is transmitted, only display data, corresponding to each pixel in one row group, in the display frame of image data is transmitted to a driving chip in the display panel, so that the driving chip in the display panel drives the display panel to display an image according to the received display data. Therefore, when a system on chip transmits each of the plurality of obtained display frames, only the display data, corresponding to each pixel in one row group, in the display frame of image data is transmitted to the driving chip in the display panel.Type: ApplicationFiled: August 25, 2021Publication date: April 21, 2022Inventors: Zhihua SUN, Senwang LI, Yinlong ZHANG, Xibin SHAO, Yanping LIAO, Feng QU
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Publication number: 20220122510Abstract: The present disclosure discloses a driving method and apparatus of a display panel. When the display panel is driven to display a (2k?1)th image, only display data, corresponding to pixels of one row group, in image data of a kth display frame of a plurality of display frames are transmitted to a driver chip in the display panel, and a data size transmitted may be reduced. When the display panel is driven to display a (2k)th image, display data, corresponding to pixels of another row group, in the image data of the kth display frame are transmitted to the driver chip in the display panel, and the data size transmitted may also be reduced.Type: ApplicationFiled: August 26, 2021Publication date: April 21, 2022Inventors: Zhihua SUN, Yinlong ZHANG, Senwang LI, Yanping LIAO, Xibin SHAO, Feng QU
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Patent number: 11289038Abstract: The present disclosure relates to the field of display technology and, in particular, to a pixel charging method, a pixel charging circuit, a display device, and a display control method. The pixel charging method includes acquiring a state of a backlight source and adjusting a charging time of a sub-pixel corresponding to the backlight source according to the state of the backlight source. When the backlight source is in an on state, the charging time of the sub-pixel corresponding to the backlight source is a first charging time. When the backlight source is in an off state, the charging time of the sub-pixel corresponding to the backlight source is a second charging time, the second charging time being shorter than the first charging time.Type: GrantFiled: March 31, 2020Date of Patent: March 29, 2022Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhihua Sun, Yinshu Zhang, Jian Li, Senwang Li, Guohuo Su, Jianhua Huang, Hui Zhang
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Publication number: 20210097946Abstract: The present disclosure relates to the field of display technology and, in particular, to a pixel charging method, a pixel charging circuit, a display device, and a display control method. The pixel charging method includes acquiring a state of a backlight source and adjusting a charging time of a sub-pixel corresponding to the backlight source according to the state of the backlight source. When the backlight source is in an on state, the charging time of the sub-pixel corresponding to the backlight source is a first charging time. When the backlight source is in an off state, the charging time of the sub-pixel corresponding to the backlight source is a second charging time, the second charging time being shorter than the first charging time.Type: ApplicationFiled: March 31, 2020Publication date: April 1, 2021Inventors: Zhihua SUN, Yinshu ZHANG, Jian LI, Senwang LI, Guohuo SU, Jianhua HUANG, Hui ZHANG