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公开(公告)号：US20240172480A1
公开(公告)日：2024-05-23
申请号：US17779143
申请日：2021-07-12
Inventor： Can YUAN , Yongqian LI , Maoning ZHANG , Chao JIAO , Zhidong YUAN , Dacheng ZHANG
IPC: H10K59/121 , H10K59/12 , H10K59/122 , H10K59/126 , H10K59/131 , H10K59/35 , H10K59/80
CPC classification number: H10K59/1216 , H10K59/1201 , H10K59/122 , H10K59/126 , H10K59/131 , H10K59/351 , H10K59/80524
Abstract: Provided is a display substrate and a manufacturing method therefor, and a display apparatus. The display substrate includes multiple sub-pixels, at least one sub-pixel includes a drive circuit layer disposed on the substrate, the drive circuit layer includes a ring storage capacitor constituting a pixel drive circuit; the ring storage capacitor includes a first electrode plate and a second electrode plate, wherein, the first electrode plate includes a first housing surrounding at least one first opening and the second electrode plate includes a second housing surrounding at least one second opening; an orthographic projection of the first housing on the substrate at least partially overlaps an orthographic projection of the second housing on the substrate, and the first housing and the second housing form a capacitor housing around at least one capacitor opening.
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公开(公告)号：US20240161691A1
公开(公告)日：2024-05-16
申请号：US17779576
申请日：2021-07-21
Inventor： Zhidong YUAN , Yongqian LI , Dacheng ZHANG , Jingbo XU , Can YUAN
IPC: G09G3/3233
CPC classification number: G09G3/3233 , G09G2300/0426 , G09G2300/0852 , G09G2330/021
Abstract: A display substrate includes an underlay substrate and a plurality of pixel unit groups. The plurality of pixel unit groups are located in a display region of the underlay substrate. At least one pixel unit group includes a plurality of sub-pixel groups, wherein at least one sub-pixel group includes a pixel circuit. The pixel circuit includes a first sub-pixel circuit, a second sub-pixel circuit, and a light emitting control sub-circuit. The first sub-pixel circuit and the second sub-pixel circuit are both electrically connected to the light emitting control sub-circuit. The light emitting control sub-circuit is configured to control a first light emitting element electrically connected to the first sub-pixel circuit to emit light, and to control a second light emitting element electrically connected to the second sub-pixel circuit to emit light.
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公开(公告)号：US20240138211A1
公开(公告)日：2024-04-25
申请号：US17926747
申请日：2021-11-29
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Jun LIU
IPC: H10K59/131
CPC classification number: H10K59/131
Abstract: A display substrate and a display device are provided. The display substrate includes: a base substrate and a plurality of sub-pixels arranged on the base substrate, the plurality of the sub-pixels are arranged in an array, the sub-pixel includes: a reference signal line and a second scan line; and a sub-pixel driving circuit including a driving transistor and a second transistor, a gate electrode of the second transistor is coupled to the second scan line, a first electrode of the second transistor and the reference signal line form an integrated structure, a second electrode of the second transistor is coupled to a gate electrode of the driving transistor.
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公开(公告)号：US11963397B2
公开(公告)日：2024-04-16
申请号：US17280725
申请日：2020-05-15
Inventor： Meng Li , Yongqian Li , Jingquan Wang , Chen Xu , Dacheng Zhang , Zhidong Yuan , Can Yuan , Xuehuan Feng
IPC: H10K59/121 , H10K59/126 , H10K59/131 , H10K59/38 , H10K71/00 , H10K59/12
CPC classification number: H10K59/121 , H10K59/1216 , H10K59/126 , H10K59/131 , H10K59/38 , H10K71/00 , H10K59/1201
Abstract: A display region includes a plurality of pixel driving circuitry setting regions arranged sequentially in a first direction, and each pixel driving circuitry setting region extends in a second direction intersecting the first direction. Each display circuitry includes a plurality of subpixels in one-to-one correspondence with the pixel driving circuitry setting regions, each subpixel includes a subpixel driving circuitry and a light-emitting element coupled to each other, the subpixel driving circuitry is located in a corresponding pixel driving circuitry setting region, the light-emitting element is located at a side of the subpixel driving circuitry away from the substrate, a width of the light-emitting element is greater than a width of the corresponding pixel driving circuitry setting region in the first direction, and a length of the light-emitting element is smaller than a length of the corresponding pixel driving circuitry setting region in the second direction.
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公开(公告)号：US11935484B2
公开(公告)日：2024-03-19
申请号：US17642983
申请日：2020-10-23
Inventor： Xuehuan Feng , Yongqian Li
IPC: G09G3/3266 , G09G3/3233 , G11C19/28 , H10K59/131
CPC classification number: G09G3/3266 , G09G3/3233 , G11C19/28 , H10K59/131 , G09G2300/0426 , G09G2300/0842 , G09G2310/0286 , G09G2330/021
Abstract: A display panel includes a plurality of rows of sub-pixels and at least one gate driver circuit that are disposed on a base substrate. Each sub-pixel includes a pixel driver circuit and a light-emitting device coupled to the pixel driver circuit, and a gate driver circuit includes a plurality of shift registers that are cascaded and a plurality of control signal lines. A shift register is coupled to a plurality of pixel driver circuits in at least one row of sub-pixels and at least a part of the plurality of control signal lines, and includes a plurality of first thin film transistors that are divided into a plurality of first thin film transistors. At least one thin film transistor group is located in the display region and distributed between adjacent sub-pixels in a same row of sub-pixels.
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Patent Agency Ranking
226.发明授权公开(公告)号：US11935469B2
公开(公告)日：2024-03-19
申请号：US17620195
申请日：2020-12-23
Inventor： Xuehuan Feng , Yongqian Li , Pan Xu , Zhongyuan Wu
IPC: G09G3/3275 , G09G3/3233 , G09G3/3266
CPC classification number: G09G3/3233 , G09G3/3266 , G09G2300/0426 , G09G2300/0842 , G09G2300/0861 , G09G2320/0233 , G09G2320/0257
Abstract: A pixel circuit array, a display panel, a method for driving a pixel circuit array, and a method for driving a display panel are provided. The pixel circuit array may include: a first signal sensing line (SENSE1) and a second signal sensing line (SENSE2); and N pixel circuits arranged in a column. All of the N pixel circuits are divided into a first group and a second group, each pixel circuit in the first group is coupled to the first signal sensing line (SENSE1), and each pixel circuit in the second group is coupled to the second signal sensing line (SENSE2) different from the first signal sensing line (SENSE1), where N is a positive integer greater than 1.
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227.发明授权公开(公告)号：US11869426B2
公开(公告)日：2024-01-09
申请号：US17763818
申请日：2021-04-13
Inventor： Yongqian Li , Xuehuan Feng
IPC: G09G3/3233 , G11C19/28 , G09G3/3266
CPC classification number: G09G3/3233 , G11C19/28 , G09G3/3266 , G09G2300/0426 , G09G2300/0842 , G09G2310/0286 , G09G2310/08 , G09G2320/0233 , G09G2320/0257 , G09G2330/021
Abstract: A pixel driving circuit includes: a data writing sub-circuit configured to write a data signal received at a data signal terminal into a first node under control of a first scanning signal received at a first scanning signal terminal; a driving sub-circuit configured to drive a light-emitting device coupled to a second node to work under control of a voltage of the first node and a first power supply voltage signal received at a first power supply voltage signal terminal; and a time control sub-circuit configured to transmit a control signal received at a control signal terminal to the first node under control of a second scanning signal received at a second scanning signal terminal after the light-emitting to device works for a preset time, so that the driving sub-circuit is turned off to control the light-emitting device to stop working.
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公开(公告)号：US20240005875A1
公开(公告)日：2024-01-04
申请号：US18466011
申请日：2023-09-13
Inventor： Xuehuan FENG , Yongqian LI
IPC: G09G3/3266 , G09G3/3225
CPC classification number: G09G3/3266 , G09G3/3225 , G09G2300/0426 , G09G2300/0842 , G09G2310/0286 , G09G2310/08 , G09G2320/0233 , G09G2320/0252 , G09G2320/0257 , G09G2320/029 , G09G2330/021
Abstract: A shift register, a gate drive circuit and a driving method therefor. The shift register includes a display pre-charge reset subcircuit, a sensing pre-charge reset subcircuit, a pull-down control subcircuit, an output subcircuit, a sensing cascade subcircuit and a black frame insertion cascade subcircuit. The display pre-charge reset subcircuit is configured to provide a signal of a first power supply end for a pull-up node under control of a first signal input end and provide a signal of a second power supply end to the pull-up node under control of a reset signal end; the sensing pre-charge reset subcircuit is configured to provide a signal of a first clock signal end to the pull-up node under control of the sensing cascade node and the first clock signal end, and provide a signal of the second power supply end to the pull-up node under control of a total reset end.
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公开(公告)号：US20230363228A1
公开(公告)日：2023-11-09
申请号：US17802153
申请日：2021-11-16
Inventor： Wenbin JIA , Wenfeng SONG , Feifei ZHU
IPC: H10K59/35 , H10K59/131
CPC classification number: H10K59/353 , H10K59/131
Abstract: A display substrate and a display device, the display substrate comprising a transparent display area and a non-display area disposed on the periphery of the transparent display area; the transparent display area comprises a base substrate and a plurality of display units which are arranged in an array on the base substrate; the display units each comprise a display area and a first transparent area; the display areas each comprise a plurality of sub-pixels, and each sub-pixel comprises a pixel driving circuit and a light-emitting element; the pixel driving circuits are configured to drive the light-emitting elements to emit light; and the display area is at least partially surrounded by the first transparent area. The display device comprises the display substrate.
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公开(公告)号：US20230345763A1
公开(公告)日：2023-10-26
申请号：US17788840
申请日：2021-02-18
Inventor： Xuehuan FENG , Yongqian LI
IPC: H10K59/121 , G09G3/3233 , G09G3/3266 , H10K59/131
CPC classification number: H10K59/1213 , G09G3/3233 , G09G3/3266 , H10K59/131 , G09G2300/0842 , G09G2310/0286 , G09G2300/0465
Abstract: A driving backplane includes a base substrate, and data lines, a first gate line, a second gate line and pixel driving circuits that are disposed on the base substrate. The first gate line and the second gate line are adjacent. Each pixel driving circuit includes a first transistor including an active layer. The active layer includes an active portion, a first conductive portion and a second conductive portion. Active portions of first transistors further include first contact portions. The pixel driving circuits include a first pixel driving circuit and a second pixel driving circuit that are coupled to a data line and the first gate line. A first conductive portion in the first pixel driving circuit and a first conductive portion in the second pixel driving circuit are in contact through a first contact portion, and are coupled to the data line through the first contact portion.
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