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公开(公告)号：US20200082747A1
公开(公告)日：2020-03-12
申请号：US16610999
申请日：2018-11-05
发明人： Zhenguo TIAN , Shuang HU , Lijun XIONG , Shuai CHEN , Taoliang TANG , Xing DONG , Xuebo LIANG , Zhi ZHANG
摘要： A display driving circuit includes a control sub-circuit and a gate drive sub-circuit connected to the control sub-circuit. The control sub-circuit is configured to: receive an effective display data enable signal; determine whether the effective display data enable signal is lost; and control each stage of shift register in the gate drive sub-circuit to output a disabling signal via an output terminal of the shift register in response to determining that the effective display data enable signal is lost.
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公开(公告)号：US20200033977A1
公开(公告)日：2020-01-30
申请号：US16404893
申请日：2019-05-07
发明人： Jingpeng ZHAO , Jieqiong WANG , Zhi ZHANG , Guangquan WANG , Xiang WANG , Panpan LI , Yanfei REN , Xiuzhu TANG , Shuai CHEN
IPC分类号： G06F3/041 , G02F1/1333 , G02F1/1343 , G09G3/36
摘要： A method for driving a display panel, a display panel, and a display device are provided. The display panel includes: a first gate driver circuit, a second gate driver circuit, common electrodes in an array, data lines, and gate lines, where the gate lines include first and second gate lines alternately row by row in the extension direction of the data lines, the first gate driver circuit is connected with the first gate lines, the second gate driver circuit is connected with the second gate lines, and the common electrodes are reused as touch electrodes; and in one frame, a gate scan signal or an alternating-current touch scan signal is input respectively to the first gate lines and the second gate lines in different periods so that a display function can be enabled, but also a touch report rate can be improved.
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公开(公告)号：US20190355433A1
公开(公告)日：2019-11-21
申请号：US16482870
申请日：2018-11-15
发明人： Xuebo LIANG , Zhi ZHANG , Xiuzhu TANG , Shuai CHEN , Jingpeng ZHAO , Xing DONG , Qian QIAN , Taoliang TANG , Lijun XIONG , Zhenguo TIAN , Shuang HU , Hui LI
摘要： A shift register unit, a gate drive circuit, a display device and a driving method are disclosed. A shift register unit includes an input circuit, a first node reset circuit, an output circuit and a touch noise reduction circuit. The input circuit is configured to control a level of a first node in response to an input signal; the first node reset circuit is configured to reset the first node in response to a reset signal; the output circuit is configured to output a driving signal to an output terminal under control of the level of the first node; and the touch noise reduction circuit is configured to reset the first node in response to a touch start signal.
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公开(公告)号：US20230085261A1
公开(公告)日：2023-03-16
申请号：US17991383
申请日：2022-11-21
发明人： Shuai CHEN , Xiuzhu TANG , Hailong WU , Jianfeng YUAN , Zhi ZHANG , Xuebo LIANG , Qian WANG , Qiyuan WEI , Qi LI
摘要： The present disclosure provides a shift register, a drive method thereof, and a gate drive circuit. The shift register includes an input circuit, a reset circuit, a first output circuit, and a second output circuit. The input circuit is configured to provide an input signal from an input terminal to a first node. The reset circuit is configured to provide a first voltage from a first voltage terminal to the first node under the control of a reset signal from a reset signal terminal. The first output circuit is configured to output from a first output terminal one of a first clock signal and a second clock signal as a first scan signal. The second output circuit is configured to output from a second output terminal the other of the first clock signal and the second clock signal as a second scan signal.
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5.发明申请公开(公告)号：US20180047357A1
公开(公告)日：2018-02-15
申请号：US15674387
申请日：2017-08-10
发明人： Shuai CHEN , Zhi ZHANG , Lijun XIAO , Yuanbo ZHANG
IPC分类号： G09G3/36
CPC分类号： G09G3/3655 , G09G3/3677 , G09G3/3696 , G09G2230/00 , G09G2310/0291 , G09G2320/0204 , G09G2320/0233 , G09G2320/0247 , G09G2330/021 , G09G2330/12
摘要： The present disclosure provides a common voltage adjustment circuit, a common voltage adjustment method, a display panel and a display device. The common voltage adjustment circuit includes: a filter unit; and a control unit configured to, at a compensation stage, enable a common voltage feedback line to be electrically disconnected from a second input end of a common voltage negative-feedback amplification unit and enable a reference common voltage output end to be electrically connected to the second input end of the common voltage negative-feedback amplification unit through the filter unit, and at a non-compensation stage, enable the common voltage feedback line to be electrically connected to the second input end of the common voltage negative-feedback amplification unit and enable the reference common voltage output end to be electrically disconnected from the second input end of the common voltage negative-feedback amplification unit.
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公开(公告)号：US20210256930A1
公开(公告)日：2021-08-19
申请号：US16647671
申请日：2019-04-01
发明人： Shuai CHEN , Xiuzhu TANG , Zhi ZHANG , Xuebo LIANG , Lijun XIONG , Qiyuan WEI , Qi LI , Meiling TAN , Jinjin CHEN , Huan WANG
摘要： The present disclosure provides a gate drive circuit, an array substrate, and a display device. The gate drive circuit includes cascaded shift registers, control circuits, level shifters, voltage stabilization circuits, and first exchanging circuits. The shift registers at respective stages output respective first signals. Each control circuit is configured to process the respective first signal to generate a respective second signal. Each level shifter is configured to convert the voltage level of the respective second signal to generate a respective third signal. Each voltage stabilization circuit is configured to stabilize the respective third signal. The stabilized third signal is outputted as a fourth signal. The first exchanging circuit is configured to enable any of the following: exchanging the first signals at two adjacent stages, exchanging the second signals at two adjacent stages, exchanging the third signals at two adjacent stages, and exchanging the fourth signals at two adjacent stages.
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公开(公告)号：US20210225226A1
公开(公告)日：2021-07-22
申请号：US16082071
申请日：2018-01-24
发明人： Shuai CHEN , Zhi ZHANG , Xiuzhu TANG , Heecheol KIM , Xing DONG , Zhenguo TIAN , Shuang HU , Taoliang TANG , Jingpeng ZHAO
IPC分类号： G09G3/20
摘要： A scan driving circuit and a driving method thereof, and a display device are disclosed. The scan driving circuit includes: a control circuit, a scanning circuit group and a first processing circuit group. The control circuit is configured to generate and output a keyword signal to the first processing circuit group, to control a scan order of respective scanning circuits in the scanning circuit group; the first processing circuit group is configured to generate a scan enable signal according to the keyword signal, and output the scan enable signal to a scanning circuit corresponding to the keyword signal in the scanning circuit group.
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公开(公告)号：US20190051256A1
公开(公告)日：2019-02-14
申请号：US16049611
申请日：2018-07-30
发明人： Zhenguo TIAN , Jingpeng ZHAO , Taoliang TANG , Zhi ZHANG , Heecheol KIM , Taeyup MIN
IPC分类号： G09G3/36
摘要： A display driving circuit, a driving method thereof, and a display device are provided. The display driving circuit includes: a timing controller which is configured to acquire grayscale data of subpixels in a frame of display image row by row and output the grayscale data to the grayscale controller; a grayscale controller which is configured to receive grayscale data of each subpixel in each row of subpixels, and control at least a part of the plurality of reference grayscale voltage output terminals in the grayscale controller to output reference grayscale voltages according to the grayscale data of each subpixel in each row of subpixels; a source IC which is configured to generate a grayscale voltage according to the received reference grayscale voltages and input the grayscale voltage as a data voltage to a data line.
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公开(公告)号：US20180300033A1
公开(公告)日：2018-10-18
申请号：US15578441
申请日：2017-03-30
发明人： Shuai CHEN , Zhi ZHANG , Shaoru LI , Hui Che LIN , Zhihui WANG , Siqing FU , Lisheng LIANG , Yuanbo ZHANG , Xin LIU
IPC分类号： G06F3/0485 , G06F3/147 , G06F3/0354 , G06F3/0481
摘要： The present disclosure provides a display method and a display device. There is provided a display method for a display, wherein the display method comprises the following steps: detecting movement data of the display by a motion detection mechanism, wherein the movement data comprises at least a movement direction of the display; and changing a region of an object currently displayed by the display which is displayed on a display screen according to the movement data of the display.
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公开(公告)号：US20230124102A1
公开(公告)日：2023-04-20
申请号：US16978754
申请日：2019-11-05
发明人： Shuai CHEN , Zhi ZHANG , Xiuzhu TANG , Chun LUO , Jinjin CHEN
IPC分类号： G09G3/20
摘要： A driving method and a driving device for a display panel and a display device are provided. The display panel includes data line groups and multiplexers, each data line group includes at least three data lines, each multiplexer successively couples the input terminal thereof to the data lines electrically in the data line group in each line scanning period; and for at least one data line group, the driving method includes: acquiring data voltages to be output to the data lines in the data line group in a current line scanning period; in response to that the data voltages are not completely equal to each other, successively outputting the data voltages to the input terminal of the multiplexer corresponding to the data line group and controlling the multiplexer to electrically couple the input terminal thereof to the data line to receive the data voltages.
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