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公开(公告)号：US20230098375A1
公开(公告)日：2023-03-30
申请号：US17052251
申请日：2020-04-08
Inventor： Jing ZHAO , Xu SU , Shuang ZHAO , Jigang SUN
IPC: G09G3/20
Abstract: 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.
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公开(公告)号：US20220398981A1
公开(公告)日：2022-12-15
申请号：US17610581
申请日：2020-12-22
Inventor： Tiankuo SHI , Wei SUN , Yifan HOU , Zhihua JI , Xiaomang ZHANG , Rui LIU , Jigang SUN , Yuxin BI , Xue DONG
IPC: G09G3/3266 , G09G3/3275 , G09G3/20
Abstract: 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.
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13.发明申请公开(公告)号：US20210072851A1
公开(公告)日：2021-03-11
申请号：US16062953
申请日：2017-09-29
Inventor： Jigang SUN , Wei SUN , Pengjun CHEN
Abstract: The calibration device is used for automatically calibrating capacitances of a sensing capacitor at various frequency points in the touch screen, and comprising a calibration circuit and a comparison circuit. The calibration circuit is connected with the sensing capacitor and the comparison circuit to transmit a calibration excitation signal to the touch screen to start calibration operations at the various frequency points, and calibrate the sensing capacitor in the touch screen according to a comparison result from the comparison circuit; the comparison circuit is used for comparing a preset capacitance with the capacitance of the sensing capacitor at a current frequency point in the touch screen to obtain the comparison result, and feeding the comparison result back to the calibration circuit, and the calibration circuit calibrates the capacitance of the sensing capacitor to a capacitance that matches with the current frequency point.
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14.发明申请公开(公告)号：US20190294289A1
公开(公告)日：2019-09-26
申请号：US16123654
申请日：2018-09-06
Inventor： Shaolei ZONG , Jieqiong WANG , Jigang SUN
IPC: G06F3/041
Abstract: A display touch scanning method, a non-volatile storage medium, a display touch scanning chip and a display apparatus are disclosed. The display touch scanning method including: dividing one frame of display scan into M display time periods to be sequentially executed, and dividing one frame of touch scan into N touch time periods to be sequentially executed; and performing the touch scan using different touch loads in at least two adjacent touch time periods, or performing the display scan using different display loads in at least two adjacent display time periods. The M display time periods and the N touch time periods are interlaced, and M and N are integers greater than or equal to 2.
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公开(公告)号：US20240153433A1
公开(公告)日：2024-05-09
申请号：US17773337
申请日：2021-05-10
Applicant: BOE Technology Group Co., Ltd.
Inventor： Rui LIU , Xin DUAN , Shaolei ZONG , Wei SUN , Jigang SUN , Shuhuan YU , Kexin HAO , Jiantao LIU
CPC classification number: G09G3/2096 , G06T9/00 , G09G2300/0439 , G09G2330/021 , G09G2370/00
Abstract: 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.
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Patent Agency Ranking
公开(公告)号：US20230410761A1
公开(公告)日：2023-12-21
申请号：US18037043
申请日：2020-11-20
Applicant: BOE Technology Group Co., Ltd.
Inventor： 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
IPC: G09G3/36 , H04N13/383 , G06T15/00
CPC classification number: G09G3/3674 , H04N13/383 , G06T15/00 , G09G2354/00
Abstract: 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.
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公开(公告)号：US20210383765A1
公开(公告)日：2021-12-09
申请号：US16330481
申请日：2018-09-12
Inventor： Shuang ZHAO , Jigang SUN , Jing ZHAO
Abstract: A backlight control device, a backlight control method, and a display device that avoids image shake are described. The backlight control device comprises: a driving detection component that detects a scan state of a gate driving circuit of a display module and outputs a detection signal, and a backlight control component that controls intermittent closing of a backlight between frames based to the detection signal.
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公开(公告)号：US20200019271A1
公开(公告)日：2020-01-16
申请号：US16507287
申请日：2019-07-10
Inventor： Shaolei ZONG , Jieqiong WANG , Jigang SUN , Weixing SHAN
Abstract: There is provided a touch display device, which includes a touch display substrate, a drive circuit and at least one switch circuit. The touch display substrate includes plural common electrode blocks including plural first-shaped common electrode blocks and at least one second-shaped common electrode block. The drive circuit includes plural touch terminals and at least one common voltage output terminal, and each common electrode block is connected to one of the touch terminals through a touch line. Each switch circuit is connected to at least one of the at least one second-shaped common electrode block and a portion of the first-shaped common electrode blocks, and configured to cause the common electrode blocks connected to the switch circuit to be disconnected from (or connected to) each other and disconnected from (or connected to) a respective common voltage output terminal connected to the switch circuit.
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公开(公告)号：US20180350321A1
公开(公告)日：2018-12-06
申请号：US15562212
申请日：2017-03-29
Inventor： Jigang SUN , Pengjun CHEN , Wei SUN
CPC classification number: G09G5/006 , G06F9/44 , G06F9/4411 , G06F9/451 , G09G3/006 , G09G3/36 , G09G5/36 , G09G5/393 , G09G2330/026 , G09G2354/00
Abstract: An electronic apparatus including a display panel integrated circuit, an erasable nonvolatile storage and a processor is provided. The erasable nonvolatile storage is configured to store a display panel integrated circuit driving program, and the processor is configured to drive the display panel integrated circuit based on the display panel integrated circuit driving program stored in the erasable nonvolatile storage. The electronic apparatus improves the research and development efficiency and reduces the waste of integrated circuits by using an erasable nonvolatile storage to store a display panel integrated circuit driving program. A driving method for an electronic apparatus is further provided.
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公开(公告)号：US20240153462A1
公开(公告)日：2024-05-09
申请号：US18273041
申请日：2022-08-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shaolei ZONG , Wei SUN , Rui LIU , Jigang SUN , Kuanjun PENG
IPC: G09G3/3266 , G11C19/28
CPC classification number: G09G3/3266 , G11C19/28 , G09G2300/0842 , G09G2310/0286 , G09G2310/061
Abstract: 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.
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