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公开(公告)号：US20220301489A1
公开(公告)日：2022-09-22
申请号：US17431182
申请日：2021-02-07
Inventor： Xiurong WANG , Wei HAO , Lingyun SHI , Qibing GU , Guofeng HU , Tao YANG , Mengmeng WANG , Wenhao LIU
Abstract: Provided are a pixel drive circuit, a drive circuit of a display panel, and a display apparatus. The pixel drive circuit includes a switch unit and a drive unit, the switch unit is connected to the drive unit, and the drive unit is configured to be connected to a plurality of sub-pixel units; the switch unit is configured to receive a scan signal and a data signal, be switched on under action of the scan signal, and send the data signal to the drive unit; and the drive unit is configured to send the data signal to the plurality of sub-pixel units connected thereto in a time division manner.
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公开(公告)号：US20240304132A1
公开(公告)日：2024-09-12
申请号：US18044311
申请日：2022-04-24
Inventor： Xiuling LI , Qibing GU , Guofeng HU , Bao FU , Wenchieh HUANG , Lingyun SHI
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2310/0275 , G09G2310/08 , G09G2330/021
Abstract: Embodiments of the present disclosure provide an electronic device and a display driving method. The electronic device includes a plurality of device groups and a plurality of driving elements; a first terminal of at least one device group among the plurality of device groups is coupled with a positive signal line, a second terminal of at least one device group among the plurality of device groups is coupled with an output terminal of any one of the plurality of driving elements, and a reference voltage terminal of any one of the plurality of driving elements is configured to be coupled with a reference signal line.
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公开(公告)号：US20230326398A1
公开(公告)日：2023-10-12
申请号：US18044664
申请日：2021-01-08
Inventor： Xiuling LI , Qibing GU , Guofeng HU , Hongge MEI , Nana GAO , Bao FU , Xiangyi CHEN , Lingyun SHI , Wenchieh HUANG
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0452 , G09G2310/0202 , G09G2310/08
Abstract: An array substrate and a driving method therefor, and a display apparatus are disclosed. The array substrate includes: a base substrate; and a plurality of pixels located on the base substrate, where the plurality of pixels are arranged in an array in a first direction and a second direction. At least one pixel of the plurality of pixels includes: sub-pixels, and a pixel driving chip for driving each sub-pixel in the pixel. The array substrate further includes: a plurality of addressing signal lines located on the base substrate, where the addressing signal lines are coupled to addressing signal ends of pixel driving chips of a row of the pixels arranged in the first direction; and a plurality of data lines located on the base substrate, where the data lines are coupled to data signal ends of pixel driving chips of a column of the pixels arranged in the second direction.
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公开(公告)号：US20220302093A1
公开(公告)日：2022-09-22
申请号：US17422750
申请日：2021-01-28
Inventor： Qibing GU , Guofeng HU , Xiurong WANG , Jing XUE , Lingyun SHI , Ming CHEN
IPC: H01L25/16
Abstract: Provided is a pixel structure, a display panel, and a display device. The pixel structure includes three sub-pixel units of different colors and a driving unit. The three sub-pixel units include a first sub-pixel unit, a second sub-pixel unit, and a third sub-pixel unit. The driving unit is configured to send corresponding display data to the three sub-pixel units respectively. The sub-pixel units are arranged on one side or two sides of the driving unit.
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公开(公告)号：US20220139316A1
公开(公告)日：2022-05-05
申请号：US17259594
申请日：2020-03-30
Inventor： Hong LIU , Qibing GU , Lingyun SHI , Ming CHEN , Xiurong WANG , Guofeng HU , Mingjian YU , Donghui WANG
IPC: G09G3/3233
Abstract: Pixel structure, driving method thereof and display device are disclosed. The pixel structure includes: light-emitting device having first electrode coupled to corresponding first voltage line. Driving chip includes: receiving circuit configured to decode first digital clock signal on first control line in display phase to obtain first address data and light emission data; address storage circuit configured to store reference address data before the display phase; data processing circuit configured to output PWM signal and current control signal corresponding to each light-emitting device according to the light emission data when the first address data is the same as the reference address data; current output circuit configured to output driving current according to the current control signal; and gating circuit configured to sequentially receive the PWM signal corresponding to each light-emitting device and transmit the driving current to the output terminal when the PWM signal is in active-level state.
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Patent Agency Ranking
公开(公告)号：US20220117059A1
公开(公告)日：2022-04-14
申请号：US17364679
申请日：2021-06-30
Inventor： Wei HAO , Lingyun SHI , Wenchieh HUANG , Feifei WANG , Wengang SU , Rui SHI , Xingce SHANG , Junwei ZHANG , Kaimin YIN , Qibing GU , Lili JIA , Xiurong WANG
Abstract: A method of controlling a driving circuit applicable to a light-emitting substrate which includes a light-emitting assembly including a plurality of light-emitting-element strings connected in parallel, each of the plurality of light-emitting strings comprising a plurality of light-emitting-elements connected in series, the driving circuit connected to the plurality of light-emitting-element strings via a wiring, wherein the method comprises: obtaining a wiring IR drop, a light-emitting element string IR drop, a voltage deviation, and a channel IR drop; obtaining a target power supply voltage according to the wiring IR drop. the light-emitting element string IR drop, the voltage deviation, and the channel IR drop; comparing the target power supply voltage with an output voltage to obtain a comparison result; generating an adjustment signal according to the comparison result; and adjusting the output voltage according to the adjustment signal. A driving circuit and a light-emitting substrate are further provided.
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7.发明申请公开(公告)号：US20190180698A1
公开(公告)日：2019-06-13
申请号：US16119037
申请日：2018-08-31
Inventor： Qibing GU , Bo GAO , Wei SUN , Lingyun SHI , Hao ZHANG , Guangquan WANG , Ming CHEN , Xue DONG
Abstract: A method for driving a backlight module, a driving device, a backlight module and a display apparatus are provided. The backlight module includes a plurality lines of point sources, and each line of point sources correspond to each line of pixel units in a display panel one by one. The method includes: generating a first enable signal after a first time delay elapses from a time instant that a line scan of at least one line of pixel units for a first image frame of the display panel is completed; and driving point sources corresponding to the at least one line of pixel units specified to be turned on based on the first enable signal.
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公开(公告)号：US20240346995A1
公开(公告)日：2024-10-17
申请号：US18756624
申请日：2024-06-27
Inventor： Xiuling LI , Qibing GU , Guofeng HU , Hongge MEI , Nana GAO , Bao FU , Xiangyi CHEN , Lingyun SHI , Wenchieh HUANG
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0452 , G09G2310/0202 , G09G2310/08
Abstract: An array substrate and a driving method therefor, and a display apparatus are disclosed. The array substrate includes: a base substrate; and a plurality of pixels located on the base substrate, where the plurality of pixels are arranged in an array in a first direction and a second direction. At least one pixel of the plurality of pixels includes: sub-pixels, and a pixel driving chip for driving each sub-pixel in the pixel. The array substrate further includes: a plurality of addressing signal lines located on the base substrate, where the addressing signal lines are coupled to addressing signal ends of pixel driving chips of a row of the pixels arranged in the first direction; and a plurality of data lines located on the base substrate, where the data lines are coupled to data signal ends of pixel driving chips of a column of the pixels arranged in the second direction.
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公开(公告)号：US20240062708A1
公开(公告)日：2024-02-22
申请号：US18271674
申请日：2021-12-30
Inventor： Qibing GU , Guofeng HU , Xiuling LI , Bao FU , Jiayi LI , Xiurong WANG , Yicheng LIN , Lingyun SHI
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0408 , G09G2300/0426 , G09G2310/0291 , G09G2300/0828 , G09G2330/021 , G09G2320/041 , G09G2320/0626
Abstract: Disclosed are a display panel and a display apparatus, wherein the display panel includes a plurality of first signal lines extending along a first direction and a plurality of pixel units arranged in an array in the first direction and a second direction; at least one pixel unit among the plurality of pixel units includes a component group and a drive chip configured to drive the component group to emit light; the component group includes K light emitting elements, and the drive chip includes K signal channel terminals, K is a positive integer greater than or equal to 2; for a pixel unit in a j-th row and an i-th column, cathodes of the K light emitting elements are electrically connected with an i-th first signal line, and an anode of an s-th light emitting element is electrically connected with an s-th signal channel terminal of the drive chip.
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公开(公告)号：US20220415217A1
公开(公告)日：2022-12-29
申请号：US17779655
申请日：2021-06-15
Inventor： Gongtao ZHANG , Xuerong WANG , Qibing GU , Haiwei SUN , Shipeng WANG
Abstract: A splicing display unit, a splicing display device and a manufacturing method thereof are disclosed. The splicing display unit includes a display module and a signal source module. The signal source module includes a first circuit board having a power structure, a first driving structure, a first connector, at least one first wireless signal transmitter. The display module includes a second circuit board, at least one display panel, a second driving structure connected to each display panel. The second circuit board has a second connector, and at least one first wireless signal receiver corresponding to the display panel respectively. The first wireless signal receiver and the second connector are electrically connected to the second driving structure. The first wireless signal receiver is opposite to the first wireless signal transmitter; the first connector and the second connector are arranged in a one-to-one correspondence way and are detachably connected.
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