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公开(公告)号：US20210335201A1
公开(公告)日：2021-10-28
申请号：US16613643
申请日：2019-04-19
Inventor： Zhidong YUAN , Can YUAN , Haixia XU , Meng LI
IPC: G09G3/20 , G09G3/3225
Abstract: The present disclosure provides a driving unit, a driving method thereof, a gate driving circuit, and a display substrate. The driving unit includes: a shift register including a pull-up node, a pull-down node and a driving signal output terminal; and a first output circuit including a first control sub-circuit, a second control sub-circuit, an output sub-circuit, and a first signal output terminal; the first control sub-circuit and the output sub-circuit are coupled at a first node, and the first control sub-circuit, the second control sub-circuit and the output sub-circuit are coupled at a second node.
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82.发明申请公开(公告)号：US20210335200A1
公开(公告)日：2021-10-28
申请号：US16611295
申请日：2019-01-16
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Meng LI
IPC: G09G3/20 , H03K19/0185 , H03K19/20
Abstract: An OR logic operation circuit and a driving method, a shift register unit, a gate drive circuit, and a display device are provided. The OR logic operation circuit includes: a first inverter, a second inverter, a first control circuit, and a second control circuit. The first inverter is configured to invert a first control signal, which is received, to output a second control signal; the second inverter is configured to invert a third control signal received to output a fourth control signal; the first control circuit is configured to perform first control on a first node and the output terminal to achieve an OR operation and output a first level of an output signal at the output terminal; and the second control circuit is configured to perform second control on the first node and the output terminal to output a second level of the output signal at the output terminal.
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公开(公告)号：US20210257393A1
公开(公告)日：2021-08-19
申请号：US16097875
申请日：2018-03-14
Inventor： Can YUAN , Zhenfei CAI , Yongqian LI , Pan XU , Zhidong YUAN , Meng LI , Xuehuan FENG
IPC: H01L27/12 , H01L29/786
Abstract: A thin film transistor structure and a manufacturing method thereof, a circuit structure, a display substrate and a display device are provided. The thin film transistor structure includes: a base plate, and a first thin film transistor and a second thin film transistor stacked on the base plate. The first thin film transistor and the second thin film transistor share a same active layer.
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公开(公告)号：US20210202601A1
公开(公告)日：2021-07-01
申请号：US16768266
申请日：2019-05-27
Inventor： Can YUAN , Yongqian LI , Meng LI , Zhidong YUAN
IPC: H01L27/32
Abstract: An array substrate and a display device are provided. The array substrate includes at least one data line and a plurality of sub-pixel groups arranged in an array along a first direction and a second direction. At least one sub-pixel group includes two rows of sub-pixels, one row of the two rows of sub-pixels includes a first color sub-pixel and a second color sub-pixel, and the other row of the two rows of sub-pixels includes a third color sub-pixel; the first color sub-pixel, the second color sub-pixel and the third color sub-pixel in each sub-pixel group are connected to a same data line of the at least one data line.
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公开(公告)号：US20210201804A1
公开(公告)日：2021-07-01
申请号：US16753443
申请日：2019-09-26
Inventor： Xuehuan FENG , Yongqian LI , Zhidong YUAN , Can YUAN
IPC: G09G3/3266 , G09G3/3233 , G11C19/28
Abstract: An electronic panel, a display device, and a driving method are disclosed. In the electronic panel, each sub-pixel unit includes a light emitting unit, a pixel driving circuit for driving the light emitting unit to emit light, and a sensing circuit for sensing the pixel driving circuit; the gate driving circuit includes N+1 output terminals, and is configured to output gate scanning signals that turn on the N rows of the plurality of sub-pixel units row by row; the pixel driving circuits of the sub-pixel units in a j-th row are connected to a j-th output terminal of the gate driving circuit to receive the gate scanning signal as a scanning driving signal, and the sensing circuits of the sub-pixel units in the j-th row are connected to a (j+1)-th output terminal of the gate driving circuit to receive the gate scanning signal as a sensing driving signal.
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Patent Agency Ranking
公开(公告)号：US20210097933A1
公开(公告)日：2021-04-01
申请号：US16916147
申请日：2020-06-30
Inventor： Zhidong YUAN , Yongqian LI , Song MENG , Can YUAN
IPC: G09G3/3233 , G09G3/3266 , G09G3/3291
Abstract: Provided are a pixel structure, a display panel and a control method thereof. The pixel structure includes four sub-pixel units, wherein the i-th sub-pixel unit includes: an i-th element to be driven and an i-th drive circuit, 1≤i≤4, and the i-th drive circuit is respectively connected with an M-th data line and an N-th scanning line, and is configured to drive the i-th element to be driven according to a data signal of the M-th data line under control of the N-th scanning line, M = { 1 , 1 ≤ i ≤ 2 2 , 3 ≤ i ≤ 4 , N = { 1 , 2 ≤ i ≤ 3 2 , i is 1 or 4 .
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公开(公告)号：US20210005692A1
公开(公告)日：2021-01-07
申请号：US16883001
申请日：2020-05-26
Inventor： Can YUAN , Yongqian LI , Zhidong YUAN
IPC: H01L27/32 , G09G3/3266
Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a plurality of pixel units arranged in an array, each pixel unit includes a first sub-pixel, a second sub-pixel and a third sub-pixel, and each of the first, second and third sub-pixels includes a pixel circuit including a switching transistor, a driving transistor, a sensing transistor, a storage capacitor and a light-emitting device. The first sub-pixels, the second sub-pixels and the third sub-pixels included in each row of the array are controlled by four scanning lines, and at least one of the four scanning lines is shared by the row of the array and another row of the array adjacent to the row of the array. Each column of pixel units of the array are coupled to a same data line.
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公开(公告)号：US20200312246A1
公开(公告)日：2020-10-01
申请号：US16768638
申请日：2019-12-11
Inventor： Haixia XU , Zhongyuan WU , Zhidong YUAN , Song MENG
IPC: G09G3/3258 , G09G3/00 , G09G3/3291
Abstract: A method and a device for compensating a display device and a display apparatus are provided, each pixel unit includes a pixel driving circuit and a light-emitting element, the pixel driving circuit includes a driving transistor and sensing line, the method includes: acquiring a first mobility and a first threshold voltage of the driving transistor, the first mobility and the first threshold voltage are acquired when the display device is not displaying; acquiring a second mobility of the driving transistor according to the electrical signal on the sensing line, the second mobility is acquired when the display device is displaying; determining a second threshold voltage of the driving transistor according to the first threshold voltage, a difference between the second mobility and the first mobility, and a compensation factor; and calculating an external compensation value of a display data signal according to the second threshold voltage and the second mobility.
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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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