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公开(公告)号：US20200234623A1
公开(公告)日：2020-07-23
申请号：US16652589
申请日：2019-05-31
Inventor： Meng LI , Yongqian LI , Zhidong YUAN , Can YUAN
Abstract: The present disclosure discloses a shift register and a driving method therefor, a gate drive circuit, and a display device. An input circuit is configured to respond to a signal of an input signal end and provide a signal of a first reference signal terminal to a first node; a reset circuit is configured to respond to the signal of the second node and provide a signal of a second reference signal end to the first node; and an output circuit is configured to respond to the signal of the first node and provide the signal of the clock signal end to an output signal end and is configured to respond to the signal of the third node and provide the signal of the second reference signal end to the output signal end.
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公开(公告)号：US20200160928A1
公开(公告)日：2020-05-21
申请号：US16495206
申请日：2019-03-22
Inventor： Can YUAN , Zhidong YUAN , Yongqian LI
IPC: G11C19/18 , G11C19/28 , G09G3/3266 , G09G3/36
Abstract: This application discloses a shift register, a gate drive circuit and a display device. The signal of the input signal terminal is provided to the pull-up node by the input circuit under the control of the input signal terminal; and the signal of the second reference signal terminal is provided to the output signal terminal by the output circuit under the control of the clock signal terminal and the signal of the pull-up node. The signal of the first reference signal terminal is provided to the pull-up node by the reset circuit under the control of the input signal terminal and the clock signal terminal. The pull-down control circuit resets the output signal terminal according to the signal of the first reference signal terminal.
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公开(公告)号：US20180342864A1
公开(公告)日：2018-11-29
申请号：US15865988
申请日：2018-01-09
Inventor： Zhidong YUAN , Can YUAN , Yongqian LI , Xuehuan FENG
Abstract: The present disclosure relates to an electrostatic protection circuit, an array substrate and a display device, comprising: a first electrostatic discharge circuit and a second electrostatic discharge circuit; wherein the first electrostatic discharge circuit is configured to, in case that an electrostatic voltage formed on the first signal wire is greater than or equal to a first preset turn-on voltage, transmit the electrostatic voltage on the first signal wire to the second signal wire. In case that the electrostatic voltage formed on the first signal wire is greater than or equal to a second preset turn-on voltage, the first electrostatic discharge circuit couples the voltage on the first signal wire to a first node, so that the second electrostatic discharge circuit transmits the electrostatic voltage on the first signal wire to the second signal wire.
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公开(公告)号：US20210384288A1
公开(公告)日：2021-12-09
申请号：US17287997
申请日：2020-08-07
Inventor： Meng LI , Yongqian LI , Zhidong YUAN , Can YUAN
IPC: H01L27/32
Abstract: A pixel structure includes: gate lines and data lines disposed crosswise and a plurality of pixel repetition modules distributed in an array. A pixel repetition module includes: a plurality of pixel units arranged in order, wherein each pixel unit includes three sub-pixels arranged in a triangular structure, and the three sub-pixels in each pixel unit and the three sub-pixels in an adjacent pixel unit are arranged inversely with respect to each other; each pixel unit corresponds to two groups of gate lines, wherein each group of gate lines includes two gate lines parallel to each other, a first group of gate lines are located on a first outer side and a second outer side of the pixel units respectively, and a second group of gate lines are both located between the sub-pixels located in a first row and the sub-pixels located in a second row in the pixel units.
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公开(公告)号：US20210225253A1
公开(公告)日：2021-07-22
申请号：US16312101
申请日：2018-01-04
Inventor： Meng LI , Yongqian LI , Zhidong YUAN , Can YUAN , Zhenfei CAI , Xuehuan FENG
IPC: G09G3/20 , G09G3/3258
Abstract: Embodiments of the present disclosure provide a shift register unit and a driving method thereof, and a gate driving circuit. The shift register unit includes an input circuit, a next-stage start circuit, a control circuit, a stabilization circuit, and at least one output circuit. The at least one output circuit each can control a voltage of a signal output terminal according to a voltage of a pull-up node, a voltage of a pull-down node, a first voltage signal, a control clock signal from a control clock signal terminal, and a control voltage signal from a control voltage signal terminal. A high level of a second clock signal begins when a high level of a first clock signal ends, and a high level of a third clock signal begins when a high level of the second clock signal ends.
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Patent Agency Ranking
公开(公告)号：US20210217376A1
公开(公告)日：2021-07-15
申请号：US16649519
申请日：2019-03-25
Inventor： Zhidong YUAN , Yongqian LI , Haixia XU , Can YUAN
IPC: G09G3/36
Abstract: The embodiments of the present disclosure provide a shift register and a driving method thereof, a gate driving circuit, and a display device. The shift register includes a compensation selection circuit, a storage circuit, a blanking input circuit, and a shift register circuit. The compensation selection circuit is configured to provide an input signal to a first node. The storage circuit is configured to store and maintain a voltage difference between a blanking control signal terminal and the first node. The blanking input circuit is configured to provide a blanking input signal to a second node. The shift register circuit is configured to provide a compensation driving signal during a blanking period, and provide a scan driving signal during a display period.
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公开(公告)号：US20210005127A1
公开(公告)日：2021-01-07
申请号：US17004688
申请日：2020-08-27
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN
Abstract: A circuit includes an input sub-circuit configured to transmit an input signal from an input signal terminal to a feedback node under control of a first clock signal from a first clock signal terminal; a pull-up node control sub-circuit configured to transmit a feedback signal of the feedback node to a pull-up node under control of a first clock signal from the first clock signal terminal; a feedback sub-circuit configured to transmit a first voltage signal from a first voltage signal terminal to the feedback node under control of the pull-up node; an output sub-circuit configured to transmit a second clock signal from a second clock signal terminal to an output signal terminal under control of the pull-up node; and a pull-down sub-circuit configured to transmit a second voltage signal from a second voltage signal terminal to the output signal terminal under control of a pull-down node.
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公开(公告)号：US20200090571A1
公开(公告)日：2020-03-19
申请号：US16443325
申请日：2019-06-17
Inventor： Meng LI , Yongqian LI , Zhidong YUAN , Can YUAN
IPC: G09G3/20
Abstract: The present disclosure provides a gate driving circuit and a driving method thereof as well as a display device. The gate driving circuit comprises a driving circuit connected to a gate line for outputting a gate scanning signal; and a detecting circuit connected to the gate line for collecting and recording the gate scanning signal.
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119.发明申请公开(公告)号：US20190108777A1
公开(公告)日：2019-04-11
申请号：US15988446
申请日：2018-05-24
Inventor： Can YUAN
IPC: G09G3/00 , G09G3/3291 , G09G3/3258
Abstract: The present disclosure provides a method and a device for detecting an external compensation line and a display module. The method includes steps of: within a resetting time period of each detection stage, applying a resetting voltage to the external compensation line and entering a detection time period after a resetting duration; and within the detection time period of each detection stage, controlling the external compensation line to be in a floating state, applying a data voltage to a data line, applying a power source voltage to a power source voltage input end, applying a data write-in control voltage to a data write-in control end, applying an external compensation control voltage to an external compensation control end, detecting a voltage across the external compensation line after a detection duration, and determining whether or not there is a short circuit for the external compensation line in accordance with the voltage across the external compensation line.
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公开(公告)号：US20190066601A1
公开(公告)日：2019-02-28
申请号：US15989746
申请日：2018-05-25
Inventor： Zhidong YUAN , Can YUAN , Zhenfei CAI , Yongqian LI , Dongxu HAN
IPC: G09G3/3275 , G09G3/3266
Abstract: A brightness compensation method for a display apparatus, and a display apparatus are disclosed. The brightness compensation method includes: for each row of display units, turning on the row S times during a display time of one frame; inputting, to each display unit in the row a pixel data signal of the frame corresponding to the display unit, when the row is turned on for the i-th time; inputting, to a to-be-compensated display unit in the row, a compensation signal, and controlling other display unit than the to-be-compensated display unit in the row to present black, when the row is turned on for each time other than the i-th time; wherein both S and i are integers, S≥2, 1≤i≤S; for every two adjacent rows of display units, a time interval of same turning-ons of the latter and the former is the same.
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