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公开(公告)号：US20240304139A1
公开(公告)日：2024-09-12
申请号：US18270850
申请日：2021-02-26
Inventor： Shaolei ZONG , Jigang SUN , Rui LIU , Xin DUAN , Wei SUN , Junwei ZHANG , Hongrun WANG , Fuqiang LI , Changfeng SUN , Hui ZHANG , Xue DONG
IPC: G09G3/3225 , G09G3/20 , G09G3/36 , H04N23/611 , H04N23/67
CPC classification number: G09G3/3225 , G09G3/2092 , G09G3/3648 , H04N23/611 , H04N23/675 , G09G2300/0452 , G09G2300/0842 , G09G2340/0435
Abstract: 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.
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公开(公告)号：US20230045236A1
公开(公告)日：2023-02-09
申请号：US17790365
申请日：2021-05-19
Inventor： Minglei CHU , Yanhui XI , Xiaomang ZHANG , Xiangjun PENG , Wenchao HAN , Lianghao ZHANG , Wei SUN , Rui LIU , Xin DUAN , Tiankuo SHI
Abstract: The present disclosure provides a display device, a sound-emitting control method, and a sound-emitting control device. The device includes: a display screen which includes a first display region, a middle display region, and a second display region; a plurality of sound-emitting units, which include: a plurality of first sound-emitting units, a plurality of second sound-emitting units and a plurality of third sound-emitting units; the plurality of first sound-emitting units and the plurality of second sound-emitting units respectively include a sound-emitting unit which emits sounds at a first frequency band, a sound-emitting unit which emits sounds at a second frequency band, and a sound-emitting unit which emits sounds at a third frequency band; the first, second, and third frequency bands increase in turn; and all of the plurality of third sound-emitting units are the sound-emitting units emitting sound in the second frequency band.
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公开(公告)号：US20210407370A1
公开(公告)日：2021-12-30
申请号：US16960137
申请日：2019-09-30
Inventor： Yan YANG , Chinghua HUNG , Wenchieh HUANG , Rui LIU , Wei SUN , Ming CHEN
IPC: G09G3/20
Abstract: A driver, a display device, and an optical compensation method thereof are provided. The display panel includes sub-pixels arranged in an array. The method includes: receiving an initial gray level of each sub-pixel of a picture to be displayed; determining whether each sub-pixel satisfies a preset determination condition based on the initial gray level of each sub-pixel; if an absolute value of a difference between the initial gray levels of two sub-pixels electrically connected to a same data line and located in two adjacent rows is greater than a preset threshold, it is determined that a sub-pixel in a next row satisfies the preset determination condition; and, in response to determining that a sub-pixel satisfies the preset determination condition, acquiring a first compensation parameter of the sub-pixel, and compensating the initial gray level of the sub-pixel based on the acquired first compensation parameter.
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公开(公告)号：US20240339065A1
公开(公告)日：2024-10-10
申请号：US18580700
申请日：2021-11-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zhaoyun GU , Shuhuan YU , Rui LIU , Xin DUAN , Kexin HAO , Shaoru ZHANG , Bin WANG , Shaolei ZONG , Jiantao LIU
IPC: G09G3/20
CPC classification number: G09G3/2074 , G09G2310/0275 , G09G2310/0291
Abstract: A display substrate includes: a base substrate including a display area and a frame area; pixel islands arranged in an array in the display area, each pixel island having sub-pixels arranged in an array; data lines extending in a column direction and arranged along a row direction in the display area, the data lines being electrically connected to the sub-pixels; operational amplifiers in the frame area, each operational amplifier being electrically connected to a column of sub-pixels through the data line(s); and reusing circuits in the frame area, each reusing circuit being connected to at least two operational amplifiers, and sub-pixels electrically connected to each reusing circuit through data lines being in at least two columns.
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公开(公告)号：US20230410759A1
公开(公告)日：2023-12-21
申请号：US18036205
申请日：2020-12-22
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shaolei ZONG , Xin DUAN , Jigang SUN , Wei SUN , Rui LIU
CPC classification number: G09G3/3607 , G06F3/14 , G09G2340/0407 , G09G2320/0666
Abstract: 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.
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Patent Agency Ranking
公开(公告)号：US20220284843A1
公开(公告)日：2022-09-08
申请号：US17555153
申请日：2021-12-17
Inventor： Shaolei ZONG , Jigang SUN , Rui LIU , Wei SUN , Xin DUAN , Junwei ZHANG
IPC: G09G3/20
Abstract: 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.
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公开(公告)号：US20220253192A1
公开(公告)日：2022-08-11
申请号：US17434956
申请日：2020-11-26
Inventor： Shuang HU , Jingpeng ZHAO , Yajie BAI , Taoliang TANG , Wentao ZHU , Hongxin PAN , Xing DONG , Rui LIU
IPC: G06F3/041
Abstract: Provided are a driving method, a gate drive unit and a display touch device. The driving method is applied to the gate drive unit in the display touch device. The gate drive unit includes at least one pull-down circuit. The pull-down circuit is coupled with a pull-up node and a pull-down voltage terminal, and is configured to control connection or disconnection between the pull-up node and the pull-down voltage terminal; one frame of image display time includes a display phase and a touch phase that are alternately set, and at least one of the touch phase is set between two adjacent display phases. The driving method includes: during the touch phase, controlling, by the at least one pull-down circuit, the disconnection between the pull-up node and the pull-down voltage terminal. The problem of a screen flashing phenomenon of existing display touch devices during the touch phase is solved.
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公开(公告)号：US20220166965A1
公开(公告)日：2022-05-26
申请号：US17459747
申请日：2021-08-27
Inventor： Minglei CHU , Yan SUN , Tiankuo SHI , Shuo ZHANG , Xiaomang ZHANG , Wei SUN , Xin DUAN , Rui LIU , Xue DONG
IPC: H04N13/327 , H04N13/324
Abstract: The present disclosure relates to a system for measuring a naked-eye stereoscopic image, a method and apparatus for processing an image and a display device. The system includes: a naked-eye stereoscopic display device, configured to display preset images in sequence; an image acquisition device, configured to obtain monochromatic images by capturing display contents of the naked-eye stereoscopic display device, and send the monochromatic images to a processor; and a processor, configured to acquire at least one preset crosstalk amount to each stereoscopic pixel of the naked-eye stereoscopic display device from each view point according to the monochromatic images, where each of the at least one preset crosstalk amount represents a proportion coefficient that measures how much a view from another view point affects a color value of a view from a target view point.
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公开(公告)号：US20210201838A1
公开(公告)日：2021-07-01
申请号：US16767000
申请日：2019-12-04
Inventor： Xueqin WEI , Chunyang NIE , Ke DAI , Ruilian LI , Lixin ZHU , Bingbing YAN , Yan YANG , Wen Chieh HUANG , Ching Hua HUNG , Wei SUN , Rui LIU , Ming CHEN
IPC: G09G3/36 , G02F1/1362
Abstract: The present disclosure provides a driving method of a display device and a display device. The driving method of the display device includes: inputting a gate signal with a length of a first duration to each of gate lines; and inputting a data signal to each of data lines to drive the display device for displaying. Among M data lines crossing the gate line in a direction of the gate line from a signal input terminal to an terminal away from the signal input terminal, a start time at which an mth data line input with the data signal is delayed by a second duration, relative to the start time at which a first data line closest to the signal input terminal of the gate line is input with the data signal, and the second duration is less than the first duration.
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10.发明申请公开(公告)号：US20210174723A1
公开(公告)日：2021-06-10
申请号：US17255070
申请日：2020-05-26
IPC: G09G3/20
Abstract: The disclosure provides a timing control method and a timing control circuit for a display panel, a driving device, and a display device. The method includes: in respective display periods, supplying a data enable signal to a source driving circuit. The source driving circuit supplies a data signal to a plurality of sub-display regions under the control of the data enable signal. The data enable signal is switched between an active level and an inactive level, and the active levels of the data enable signal are in one-to-one correspondence with the plurality of sub-display regions of the display panel. The farther one of the plurality of sub-display regions from the source driving circuit, the longer time period, at an active level, of the data enable signal for controlling the source driving circuit to provide the data signal to at least one row of pixels in the sub-display region is.
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