Patents by Inventor Jigang SUN
Jigang SUN 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: 12154496Abstract: Disclosed are a display panel, a display device and a driving method. The display panel includes a plurality of sub-pixel units located in areas formed by the plurality of scanning signal lines and the plurality of data signal lines, and at least two adjacent sub-pixel units in the first direction and the second direction constitute a pixel island. A plurality of control units each corresponding to a sub-pixel unit row in the pixel island are provided. The control unit includes a control terminal, an input terminal and an output terminal. The control unit is configured to transmit a signal from the input terminal to the output terminal under control of a first signal transmitted by a control signal line corresponding to the control unit, and stop transmitting the signal from the input terminal to the output terminal under control of a second signal transmitted by the control signal line.Type: GrantFiled: February 26, 2021Date of Patent: November 26, 2024Assignees: BOE MLED TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shaolei Zong, Jigang Sun, Rui Liu, Xin Duan, Wei Sun, Junwei Zhang, Hongrun Wang, Fuqiang Li, Changfeng Sun, Hui Zhang, Xue Dong
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Patent number: 12131683Abstract: A method for clock calibration is provided. In the technical solution according to the present disclosure, a target driving chip includes a plurality of clock calibration circuits, wherein each of the clock calibration circuits is configured with one clock frequency. Prior to sending a clock calibration signal, a controller sends a reference clock frequency to a driving chip over a configuration instruction, such that the driving chip determines a target clock calibration circuit for clock calibration based on the configuration instruction.Type: GrantFiled: October 9, 2021Date of Patent: October 29, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xin Duan, Jigang Sun, Shaolei Zong, Wei Sun
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Publication number: 20240304139Abstract: Disclosed are a display panel, a display device and a driving method. The display panel includes a plurality of sub-pixel units located in areas formed by the plurality of scanning signal lines and the plurality of data signal lines, and at least two adjacent sub-pixel units in the first direction and the second direction constitute a pixel island. A plurality of control units each corresponding to a sub-pixel unit row in the pixel island are provided. The control unit includes a control terminal, an input terminal and an output terminal. The control unit is configured to transmit a signal from the input terminal to the output terminal under control of a first signal transmitted by a control signal line corresponding to the control unit, and stop transmitting the signal from the input terminal to the output terminal under control of a second signal transmitted by the control signal line.Type: ApplicationFiled: February 26, 2021Publication date: September 12, 2024Inventors: Shaolei ZONG, Jigang SUN, Rui LIU, Xin DUAN, Wei SUN, Junwei ZHANG, Hongrun WANG, Fuqiang LI, Changfeng SUN, Hui ZHANG, Xue DONG
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Patent number: 12087245Abstract: A display apparatus and a driving method therefor. The driving method includes: determining a gaze area and a non-gaze area of a user on a display apparatus in real time (S10); and driving the gaze area for image displaying at a first resolution, and driving the non-gaze area for image displaying at a second resolution, wherein the first resolution is higher than the second resolution. By using of the display apparatus, image resolution can be adjusted according to different areas, so as to realize high-resolution image display in a display area at which a user gazes and realize low-resolution image display in other areas, thereby reducing power consumption and achieving reasonable allocation of resources on the premise of ensuring the user experience.Type: GrantFiled: November 20, 2020Date of Patent: September 10, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Shaolei Zong, Jigang Sun, Weixin Jiang, Bin Wang, Wei Sun, Xin Duan, Shuhuan Yu, Kexin Hao, Jiaqi Fan, Zhaoyun Gu, Shaoru Zhang, Tieshi Wang, Kuanjun Peng, Xue Dong, Wei Qin, Weixing Liu
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Patent number: 12033586Abstract: A display panel, a gate drive circuit and a driving method thereof. The gate drive circuit includes drive units. A first cascaded input end OUT(n?1) of a first shift register (100) of each of the drive units is connected to a different start signal end STV; a plurality of drive units in the drive units include a reset control sub-circuit (9), where the reset control sub-circuit (9) is connected with a second cascaded input end OUT(n+1) of a last shift register (100) and one or more start signal ends STV, and is configured to control an electric potential of the second cascaded input end OUT(n?1) according to an electric potential of the one or more start signal ends STV.Type: GrantFiled: August 23, 2022Date of Patent: July 9, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Shaolei Zong, Wei Sun, Rui Liu, Jigang Sun, Kuanjun Peng
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Patent number: 12033554Abstract: A shift register, a gate drive circuit, a display device, and a driving method for the same. The shift register comprises a first output sub-circuit, which provides, under control of an INPUT or a RESET, a signal of a CN or a CNB to a pull-up node, outputs, according to a voltage level of the pull-up node, a signal of a CK to an OUT, transmits, under control of a CKB, a CKB to a pull-down node, and pulls down, according to a voltage level of the pull-down node, a voltage level of the OUT; a second output sub-circuit, which outputs, during a scan output stage and under control of a GON, a signal of the OUT to a GOUT; and a transfer sub-circuit, which pulls down, during a scan transfer stage and under control of a GOFF, a voltage level of the GOUT.Type: GrantFiled: April 12, 2021Date of Patent: July 9, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Shaolei Zong, Jigang Sun, Chingwen Kung, Wei Sun
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Publication number: 20240153433Abstract: Provided is a method for transmitting image data. The method includes acquiring initial image data of a to-be-displayed image in a display panel, wherein the display panel includes a plurality of pixels, and the initial image data includes pixel data of the plurality of pixels; compressing pixel data of a plurality of first pixels in the initial image data to acquire at least one piece of compressed pixel data, wherein the plurality of first pixels are disposed in a non-foveal region of the display panel, and a plurality of second pixels are disposed in a foveal region of the display panel; sending compressed image data to a driver chip of the display panel, wherein the compressed image data comprises the at least one piece of compressed pixel data and pixel data of the plurality of second pixels.Type: ApplicationFiled: May 10, 2021Publication date: May 9, 2024Inventors: Rui LIU, Xin DUAN, Shaolei ZONG, Wei SUN, Jigang SUN, Shuhuan YU, Kexin HAO, Jiantao LIU
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Publication number: 20240153462Abstract: A display panel, a gate drive circuit and a driving method thereof. The gate drive circuit includes drive units. A first cascaded input end OUT(n?1) of a first shift register (100) of each of the drive units is connected to a different start signal end STV; a plurality of drive units in the drive units include a reset control sub-circuit (9), where the reset control sub-circuit (9) is connected with a second cascaded input end OUT(n+1) of a last shift register (100) and one or more start signal ends STV, and is configured to control an electric potential of the second cascaded input end OUT(n?1) according to an electric potential of the one or more start signal ends STV.Type: ApplicationFiled: August 23, 2022Publication date: May 9, 2024Inventors: Shaolei ZONG, Wei SUN, Rui LIU, Jigang SUN, Kuanjun PENG
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Patent number: 11961479Abstract: A display device and a method for driving the display device are described, where the display device includes a plurality of pixel island groups, a plurality of lenses, a positioning module, and a gate driving chip. The plurality of pixel island groups are arranged in array, wherein each of the pixel island groups includes a plurality of pixel islands, and different pixel islands are able to be scanned in different scanning modes. The positioning module is configured to determine a gaze area and a non-gaze area according to gazed coordinates of human eye. The gate driving chip is configured to provide gate driving signals in a first driving manner to sub-pixel units in the gaze area, and provide gate driving signals simultaneously in a second driving manner to sub-pixel units in the non-gaze area during a scanning stage of the sub-pixel units in the non-gaze area.Type: GrantFiled: December 22, 2020Date of Patent: April 16, 2024Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tiankuo Shi, Wei Sun, Yifan Hou, Zhihua Ji, Xiaomang Zhang, Rui Liu, Jigang Sun, Yuxin Bi, Xue Dong
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Publication number: 20230410759Abstract: A driving method and drive circuit of a display panel, a display panel, and a display device. The method includes: receiving initial image data of a frame to be displayed, the resolution of an initial image corresponding to the initial image data being different from the resolution of a display panel; the initial image data including a plurality of pieces of initial gray scale data for displaying the initial image; according to the initial gray scale data in the initial image data, the resolution of the initial image, and the resolution of the display panel, determining target gray scale data corresponding to panel sub-pixels in the display panel; and driving the display panel to display according to the target gray scale data.Type: ApplicationFiled: December 22, 2020Publication date: December 21, 2023Inventors: Shaolei ZONG, Xin DUAN, Jigang SUN, Wei SUN, Rui LIU
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Publication number: 20230410761Abstract: A display apparatus and a driving method therefor. The driving method includes: determining a gaze area and a non-gaze area of a user on a display apparatus in real time; and driving the gaze area for image displaying at a first resolution, and driving the non-gaze area for image displaying at a second resolution, wherein the first resolution is higher than the second resolution. By means of the display apparatus, image resolution can be adjusted according to different areas, so as to realize high-resolution image display in a display area at which a user gazes and realize low-resolution image display in other areas, thereby reducing power consumption and achieving reasonable allocation of resources on the premise of ensuring the user experience.Type: ApplicationFiled: November 20, 2020Publication date: December 21, 2023Inventors: Shaolei ZONG, Jigang SUN, Weixin JIANG, Bin WANG, Wei SUN, Xin DUAN, Shuhuan YU, Kexin HAO, Jiaqi FAN, Zhaoyun GU, Shaoru ZHANG, Tieshi WANG, Kuanjun PENG, Xue DONG, Wei QIN, Weixing LIU
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Patent number: 11837149Abstract: A driving method for a display panel, a display panel and a display apparatus, including: determining a gaze region, watched by eyes of a user, in a display region of the display panel; and refreshing data of at least some of sub-pixels in the display panel according to a set rule and in combination with the gaze region.Type: GrantFiled: January 4, 2021Date of Patent: December 5, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shaolei Zong, Xin Duan, Jigang Sun, Wei Sun
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Patent number: 11778446Abstract: A gate driving unit includes an input terminal, a latch node control circuit, a first node potential maintenance circuit, and a latch node reset circuit, the latch node control circuit is configured to control a voltage of the latch node through a charging voltage inputted by the latch charging terminal under the control of an input signal provided by the input terminal, the first node potential maintenance circuit is configured to control the connection between the first node and the latch enable terminal under the control of a voltage of the latch node, to maintain a potential of the first node; and the latch node reset circuit is configured to control to reset the potential of the latch node under the control of the latch node reset signal inputted by the latch node reset terminal.Type: GrantFiled: August 10, 2021Date of Patent: October 3, 2023Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shaolei Zong, Wei Sun, Jieqiong Wang, Jigang Sun
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Patent number: 11776443Abstract: There is provided a gate driving circuit including cascaded Gate Driver On Array (GOA) units, each GOA unit drives a row of pixels and includes a starting sub-unit, an output sub-unit and an output terminal, in the GOA unit at a first stage, the starting sub-unit is coupled with a starting signal, a first control signal, a second control signal and a constant voltage potential, and the output sub-unit is coupled with a first clock signal and a first power supply signal; in the GOA unit at an nth stage, the starting sub-unit is coupled with the starting signal, the first control signal, the second control signal and the output terminal of the GOA unit at an (n?1)th stage, the output sub-unit is coupled with the first power supply signal and the output terminal of the GOA unit at an (n+1)th stage, n is an integer greater than 1.Type: GrantFiled: April 8, 2020Date of Patent: October 3, 2023Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jing Zhao, Xu Su, Shuang Zhao, Jigang Sun
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Patent number: 11715441Abstract: Provided are a virtual reality display device, a host device, a system and a data processing method. The virtual reality display device includes a display panel and a drive chip, wherein the drive chip includes a first processing module and a drive module; the first processing module is configured to decode an image to be decoded with a third color depth sent by a second processing module in a virtual reality host device to obtain a first image with a first color depth and a second image with a second color depth, the third color depth is greater than or equal to the first color depth, and the second color depth is less than the first color depth; the drive module is configured to generate a first data voltage corresponding to the first image and a second data voltage corresponding to the second image.Type: GrantFiled: June 29, 2021Date of Patent: August 1, 2023Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Wenyu Li, Jinghua Miao, Lili Chen, Hao Zhang, Shaolei Zong, Xin Duan, Jigang Sun, Wei Sun
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Publication number: 20230196975Abstract: A driving method for a display panel, a display panel and a display apparatus, including: determining a gaze region, watched by eyes of a user, in a display region of the display panel; and refreshing data of at least some of sub-pixels in the display panel according to a set rule and in combination with the gaze region.Type: ApplicationFiled: January 4, 2021Publication date: June 22, 2023Inventors: Shaolei ZONG, Xin DUAN, Jigang SUN, Wei SUN
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Publication number: 20230098375Abstract: There is provided a gate driving circuit including cascaded Gate Driver On Array (GOA) units, each GOA unit drives a row of pixels and includes a starting sub-unit, an output sub-unit and an output terminal, in the GOA unit at a first stage, the starting sub-unit is coupled with a starting signal, a first control signal, a second control signal and a constant voltage potential, and the output sub-unit is coupled with a first clock signal and a first power supply signal; in the GOA unit at an nth stage, the starting sub-unit is coupled with the starting signal, the first control signal, the second control signal and the output terminal of the GOA unit at an (n?1)th stage, the output sub-unit is coupled with the first power supply signal and the output terminal of the GOA unit at an (n+1)th stage, n is an integer greater than 1.Type: ApplicationFiled: April 8, 2020Publication date: March 30, 2023Inventors: Jing ZHAO, Xu SU, Shuang ZHAO, Jigang SUN
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Patent number: 11574575Abstract: Provided are a shift register unit, a shift register, a display panel and a driving method thereof. The shift register unit includes: an input circuit electrically coupled to an input terminal, a first voltage terminal and a pull-up node; an output circuit electrically coupled to the pull-up node, a first clock terminal, a first scan control terminal, a first output terminal and a second output terminal; and a scan control circuit electrically coupled to the second output terminal, a second voltage terminal and a second scan control terminal. The input circuit is configured to write a first voltage provided by the first voltage terminal into the pull-up node in response to a start signal inputted to the input terminal. The output circuit is configured to output a first clock signal from the first clock terminal via the first output terminal, when the pull-up node is at the first voltage.Type: GrantFiled: December 17, 2021Date of Patent: February 7, 2023Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shaolei Zong, Jigang Sun, Rui Liu, Wei Sun, Xin Duan, Junwei Zhang
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Publication number: 20220398981Abstract: A display device and a method for driving the display device are described, where the display device includes a plurality of pixel island groups, a plurality of lenses, a positioning module, and a gate driving chip. The plurality of pixel island groups are arranged in array, wherein each of the pixel island groups includes a plurality of pixel islands, and different pixel islands are able to be scanned in different scanning modes. The positioning module is configured to determine a gaze area and a non-gaze area according to gazed coordinates of human eye. The gate driving chip is configured to provide gate driving signals in a first driving manner to sub-pixel units in the gaze area, and provide gate driving signals simultaneously in a second driving manner to sub-pixel units in the non-gaze area during a scanning stage of the sub-pixel units in the non-gaze area.Type: ApplicationFiled: December 22, 2020Publication date: December 15, 2022Inventors: Tiankuo SHI, Wei SUN, Yifan HOU, Zhihua JI, Xiaomang ZHANG, Rui LIU, Jigang SUN, Yuxin BI, Xue DONG
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Patent number: 11460950Abstract: A display panel includes a touch display region and a border region, wherein multiple touch drive lines and multiple multi-path selection units are disposed within the touch display region, each of the multi-path selection units is electrically connected with at least part of the multiple touch drive lines, the border region includes a wiring region, and input signal lines of the multi-path selection units are arranged within the wiring region.Type: GrantFiled: December 25, 2019Date of Patent: October 4, 2022Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventors: Jing Zhao, Jigang Sun, Shuang Zhao