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公开(公告)号：US20200242994A1
公开(公告)日：2020-07-30
申请号：US16675386
申请日：2019-11-06
发明人： Chunheng ZHANG , Yizhan HAN , Jun WANG , Jianwei SUN , Liugang ZHOU
IPC分类号： G09G3/20
摘要： A display device comprising a plurality of pixels arranged in multiple rows and multiple columns. The multiple pixel columns are connected with a plurality of source signal lines respectively. The pixels of odd-numbered rows in the same pixel column are connected with the source signal lines on a first side of the pixel column. The pixels of even-numbered rows in the same pixel column are connected with the source signal lines on a second side of the pixel column opposite the first side. A display control method comprising the steps of determining and storing target pixel potential data which comprises a target pixel potential for each of the plurality of source signal lines; and setting a potential of each source signal line as the target pixel potential corresponding to the source signal line in an interval zone between two adjacent frames.
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公开(公告)号：US20240249658A1
公开(公告)日：2024-07-25
申请号：US18016284
申请日：2022-02-24
发明人： Liugang ZHOU , Jinshui CHEN , Jianwei SUN , Zhihua SUN , Wu WANG , Jun WANG , Jiao LIU , Jie DENG , Jiantao LIU
IPC分类号： G09G3/20 , G09G3/3291 , G09G3/36
CPC分类号： G09G3/2074 , G09G3/2003 , G09G3/3291 , G09G3/3607 , G09G3/3688 , G09G2300/0452 , G09G2310/08 , G09G2320/0233 , G09G2320/0242 , G09G2320/0285
摘要： Provided are a method for driving a display panel, and a display device. The method includes: obtaining a gray scale value of each sub-pixels in a current row and a gray scale value of each sub-pixels in a previous row; determining a target gray scale value of each sub-pixel in the current row according to the gray scale value of each sub-pixel in the current row, the gray scale value of each sub-pixel in the previous row, and a target compensation value in a predetermined target compensation lookup table; and inputting a data voltage into a data line in the display panel according to the target gray scale value of each sub-pixel in the current row, to charge with a corresponding data voltage to each sub-pixel in the current row.
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公开(公告)号：US20210225319A1
公开(公告)日：2021-07-22
申请号：US16768273
申请日：2019-12-18
发明人： Yizhan HAN , Jianwei SUN , Liugang ZHOU , Xiaolong SUO
IPC分类号： G09G3/36
摘要： The present disclosure provides a common voltage regulating circuit and a common voltage regulating method, a display driving circuit and a display device, the common voltage regulating circuit is applied to a display panel, and the display panel includes a pixel electrode and a common electrode, the common voltage regulating circuit includes: a first regulating sub-circuit configured to provide a signal from a second signal input terminal to a first signal output terminal under the control of an enabling signal terminal in a power-on stage of the display panel; the first signal input terminal is configured to input a signal to be provided to the common electrode in a display stage of the display panel, the second signal input terminal is configured to input a signal to be provided to the pixel electrode in the power-on stage, the first signal output terminal is coupled with the common electrode.
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公开(公告)号：US20210049969A1
公开(公告)日：2021-02-18
申请号：US16994217
申请日：2020-08-14
发明人： Jun WANG , Liugang ZHOU , Jingang LIU , Ke DAI , Xiaofeng YIN , Jianwei SUN , Liu HE , Zhenlin QU , Qing LI , Yunyun LIANG , Yulong XIONG , Yu QUAN
摘要： A display driving method includes: determining, by a timing controller, an actual grayscale value of a sub-pixel image in an X-th row and a Y-th column according to a preset grayscale value of a sub-pixel image in an (X−1)-th row and the Y-th column and a preset grayscale value of the sub-pixel image in the X-th row and the Y-th column of an image frame to be displayed. The image frame to be displayed includes J rows and Q columns of sub-pixel images. X is greater than or equal to 2, and is less than or equal to J. Y is greater than or equal to 1, and is less than or equal to Q, and X, Y, J, and Q are all integers.
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公开(公告)号：US20200211669A1
公开(公告)日：2020-07-02
申请号：US16568751
申请日：2019-09-12
发明人： Tao LI , Liugang ZHOU , Ke DAI , Yizhan HAN , Jianwei SUN , Yulong XIONG
摘要： Some embodiments of the present disclosure provide a shift register unit, a gate driver, a driving method thereof and a display device. The shift register unit includes: an output circuit, configured to receive a clock signal and output the clock signal to an output signal terminal under control of a voltage of a pull-up control node; a pull-down control circuit, configured to receive a control voltage signal and control the voltage of the pull-up control node and a voltage of the output signal terminal according to the control voltage signal; and an output control circuit, configured to receive a first voltage signal and the control voltage signal, and control the voltage of the output signal terminal in response to the first voltage signal and the control voltage signal.
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公开(公告)号：US20190094640A1
公开(公告)日：2019-03-28
申请号：US16019985
申请日：2018-06-27
发明人： Yizhan HAN , Zhonghou WU , Liugang ZHOU , Shou LI , Jianwei SUN , Yulong XIONG , Tao LI
IPC分类号： G02F1/1362 , H01L27/12 , G02F1/1343 , G02F1/1368
摘要： The disclosure provides an array substrate, a liquid crystal display panel, and a display device. The array substrate according to the disclosure includes: an underlying substrate, and a plurality of scan lines and a plurality of data lines, the scan lines and the data lines are arranged to intersect with each other on the underlying substrate, wherein at least one of the scan lines is connected with a capacitor for adjusting common electrode voltage, and the capacitor has one end connected with one of the scan lines, and the other end connected with the common electrode voltage.
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公开(公告)号：US20240249659A1
公开(公告)日：2024-07-25
申请号：US18016414
申请日：2022-02-28
发明人： Jianwei SUN , Liugang ZHOU , Jiao LIU , Jiantao LIU , Jun WANG , Yunyun LIANG , Qing LI
IPC分类号： G09G3/20
CPC分类号： G09G3/2074 , G09G2300/0819 , G09G2310/08 , G09G2320/0285 , G09G2320/0626
摘要： A method and a circuit for driving a display panel, and a display device are disclosed. The display panel includes rows of sub-pixels. The method includes a display process, which includes: generating an initial driving signal for each row of sub-pixels according to image information of an image to be displayed; adjusting the initial driving signal for each row of sub-pixels according to a compensation gain of each row of sub-pixels, so as to obtain a target driving signal, the compensation gain of each row of sub-pixels is an actual brightness coefficient of the row of sub-pixels with respect to a reference row of sub-pixels during the display panel displaying an image with a test gray scale; and driving each row of sub-pixels to display according to the target driving signal for the row of sub-pixels, so as to enable each row of sub-pixels to reach target brightness.
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8.发明公开公开(公告)号：US20240135892A1
公开(公告)日：2024-04-25
申请号：US17769632
申请日：2021-03-03
发明人： Yunlu CHEN , Changcheng LIU , Liugang ZHOU , Liu HE , Kun YANG , Jianwei SUN , Jun WANG , Yunyun LIANG , Qing LI , Yu QUAN , Yanting HUANG , Zhengru PAN , Bingbing YAN , Jiantao LIU
CPC分类号： G09G3/36 , G09G3/2096 , G09G2320/02 , G09G2320/041 , G09G2370/00
摘要： Disclosed are a method for adjusting a signal of a display panel, a time controller integrated circuit, a display panel, and a storage medium. The method includes: converting first data into a first data voltage signal using a first data voltage, in response to a set condition being reached, sending the first data voltage signal to a chip on film integrated circuit, the chip on film integrated circuit identifies the first data voltage signal to obtain a second data; acquiring the second data from the chip on film integrated circuit, determining that the chip on film integrated circuit fails to identify the first data in response to the second data being different from the first data; and adjusting the first data voltage until a second data voltage signal converted from the first data using a second data voltage after adjustment being successfully identified by the chip on film integrated circuit.
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9.发明申请公开(公告)号：US20220301468A1
公开(公告)日：2022-09-22
申请号：US17588307
申请日：2022-01-30
发明人： Jun WANG , Liugang ZHOU , Jianwei SUN , Zhengru PAN , Liu HE , Qing LI , Yunyun LIANG , Yu QUAN , Yanting HUANG , Yunlu CHEN
摘要： A control method of a display apparatus is provided. The method includes: obtaining to-be-displayed data; starting to generate first image data of a first display panel based on the to-be-displayed data; sending image data to a second processing component based on the to-be-displayed data; and after generating the first image data, delaying sending the first image data to the first display panel based on a first difference between second duration taken by the second processing component to generate second image data and first duration taken by a first processing component to generate the first image data.
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公开(公告)号：US20210150962A1
公开(公告)日：2021-05-20
申请号：US17094737
申请日：2020-11-10
发明人： Qing LI , Liugang ZHOU , Ke DAI , Yizhan HAN , Liu HE , Yunyun LIANG , Jun WANG , Zhenlin QU , Jianwei SUN , Yulong XIONG , Tao LI , Yu QUAN , Xiaofeng YIN , Qian ZHOU , Pengjun FANG
IPC分类号： G09G3/20
摘要： A display driving device, a display driving method, a display module and a display device are provided. The display driving device includes: a PWM signal generating circuit configured to generate a PWM signal; a PWM signal acquisition circuit, configured to identify whether the PWM signal output by the PWM signal generating circuit is at a high level or a low level; a gamma voltage debugging circuit, configured to debug a gamma voltage to obtain a first group of gamma voltage reference data corresponding to the PWM signal at the high level and a second group of gamma voltage reference data corresponding to the PWM signal at the low level in each gray-scale image; and a gamma voltage switching circuit.
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