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公开(公告)号：US20220223107A1
公开(公告)日：2022-07-14
申请号：US17352293
申请日：2021-06-19
Inventor： Yipeng CHEN , Ling SHI
IPC: G09G3/3258 , G09G3/3291
Abstract: The present disclosure discloses a pixel circuit and a drive method thereof, and a display panel. The pixel circuit includes a drive transistor, a first light-emission control sub-circuit, a second light-emission control sub-circuit, a first threshold compensation sub-circuit, a second threshold compensation sub-circuit, a first initialization sub-circuit, a second initialization sub-circuit, a data-in sub-circuit, a capacitor, and a light-emitting element; wherein the second light-emission control sub-circuit is connected to the first light-emission control sub-circuit, a second initialization sub-circuit and a gate of the drive transistor, and is configured to send the signal of the first threshold compensation sub-circuit or the signal of the second threshold compensation sub-circuit to the gate of the drive transistor.
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公开(公告)号：US20220130933A1
公开(公告)日：2022-04-28
申请号：US17271249
申请日：2020-05-11
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yang YU , Yipeng CHEN , Ling SHI , Jingquan WANG
IPC: H01L27/32
Abstract: The embodiments of the disclosure disclose a display panel and a display device. The display panel includes a base substrate including a plurality of sub-pixels, at least one of the plurality of sub-pixels including a pixel circuit, wherein the pixel circuit includes a storage capacitor; a first conductive layer located on a side, lacing away from the base substrate, of a first insulating layer, the first conductive layer including a plurality of scanning wires; a second insulating layer located on a side, facing away from the base substrate, of the first conductive layer; a second conductive layer located on a side, facing away from the base substrate, of the second insulating layer; a fourth insulating layer located on a side, facing away from the base substrate, of the second conductive layer; and a third conductive layer located on a side, facing away from the base substrate, of the fourth insulating layer, the third conductive layer including a plurality of data wires arranged at intervals; where the storage capacitor includes three stacked electrode plates, and the three stacked electrode plates are respectively arranged on the same layer together with the first conductive layer, the second conductive layer and the third conductive layer.
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公开(公告)号：US20210408203A1
公开(公告)日：2021-12-30
申请号：US16771454
申请日：2019-07-31
Inventor： Ling SHI , Shiming SHI , Chien Pang HUANG , Hao ZHANG
IPC: H01L27/32
Abstract: A display substrate and a display device. The display substrate includes a plurality of sub-pixel groups and a plurality of signal line groups. The plurality of signal line groups are arranged along a first direction and are spaced apart from each other, each of the signal line groups includes at least one signal line, and the signal line extends along a second direction intersecting the first direction. Each of the sub-pixel groups includes a first sub-pixel, and the first sub-pixel includes a first anode and a first effective light-emitting region, the first anode includes a first main portion, and the first main portion at least partially overlaps with the first effective light-emitting region, a size of the first main portion in the first direction is larger than a size of the first main portion in the second direction, and the first anode overlaps with two adjacent signal line groups.
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公开(公告)号：US20250157399A1
公开(公告)日：2025-05-15
申请号：US19021317
申请日：2025-01-15
Inventor： Shuai XIE , Xuewei TIAN , Ling SHI , Yipeng CHEN
IPC: G09G3/3208
Abstract: A pixel circuit includes a first transistor, a third transistor, and a storage capacitor, the pixel circuit further including a base substrate and a first semiconductor layer and a first conductive layer stacked on the base substrate. The first semiconductor layer includes a first active layer of the first transistor and a third active layer of the third transistor. The first conductive layer includes a first electrode plate and a first gate block of the storage capacitor, an overlapping area of the first gate block and the first active layer of the first transistor serves as a gate electrode of the first transistor, the first electrode plate serves as a gate electrode of the third transistor, and an overlapping area of the third active layer of the third transistor and the first electrode plate serves as a channel region of the third transistor.
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公开(公告)号：US20250126988A1
公开(公告)日：2025-04-17
申请号：US18293783
申请日：2022-08-04
IPC: H10K59/131 , H10K59/126 , H10K102/00
Abstract: A display substrate and a manufacturing method therefor, and a display apparatus are provided. The display substrate includes a plurality of circuit units, a scan signal line for providing a scan signal for the circuit units, and a first power supply line (51) for providing a power supply signal; wherein at least one circuit unit includes a pixel drive circuit, the pixel drive circuit includes a first shield electrode (34), which is connected to the first power supply line (51), an orthographic projection of the first shield electrode (34) on a plane of the display substrate at least partially overlaps an orthographic projection of the scan signal line on the plane of display substrate.
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Patent Agency Ranking
公开(公告)号：US20250087151A1
公开(公告)日：2025-03-13
申请号：US18558257
申请日：2022-12-09
Inventor： Zhu WANG , Yanyang SHANG , Zhenglong YAN , Ling SHI
IPC: G09G3/3233 , H10K59/121 , H10K59/131
Abstract: A pixel circuit includes a driving transistor, a reset sub-circuit, a leakage prevention sub-circuit and a data writing sub-circuit. The reset sub-circuit is configured to, under control of a first scanning signal, transmit a reference voltage signal to a first electrode of the driving transistor. The leakage prevention sub-circuit is configured to, under control of a second scanning signal, connect the first electrode of the driving transistor to a control electrode of the driving transistor. The data writing sub-circuit is configured to, under control of a third scanning signal, transmit a data signal to a second electrode of the driving transistor. The reset sub-circuit and the data writing sub-circuit are turned on sequentially when the leakage prevention sub-circuit is turned on; and the reset sub-circuit is turned on at least once when the leakage prevention sub-circuit is turned off.
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公开(公告)号：US20250017069A1
公开(公告)日：2025-01-09
申请号：US18705621
申请日：2023-05-19
Inventor： Yipeng CHEN , Hui LU , Ling SHI
Abstract: A display substrate is provided, the display substrate has a display region and includes a base substrate, sub-pixels, data lines, and first signal lines; each of at least part of the sub-pixels includes a pixel driving circuit and a light-emitting device; the data lines are in a first metal layer, the first signal lines are in a second metal layer; in a first display region, a plurality of first signal lines extend in a first direction, the first display region includes first compensation patterns, the first electrode is on a side of the first signal lines and the first compensation patterns away from the base substrate, an orthographic projection of at least one first compensation pattern on the base substrate at least partially overlaps with an orthographic projection of the first electrode of a light-emitting device of at least one sub-pixel on the base substrate.
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公开(公告)号：US20240407196A1
公开(公告)日：2024-12-05
申请号：US18798917
申请日：2024-08-09
Inventor： Yipeng CHEN , Ling SHI , Wenqiang LI
IPC: H10K59/121 , H10K59/12 , H10K59/131
Abstract: An array substrate includes a pixel driving circuit, a base substrate, a first conductive layer, a first dielectric layer, a second conductive layer, and a data line. The pixel driving circuit includes a driving transistor, a first transistor, a capacitor, and a second transistor. The first conductive layer is laminated at a side of the base substrate and includes a first conductive portion. The first dielectric layer is laminated at a side of the first conductive layer away from the base substrate. The second conductive layer is laminated at a side of the first dielectric layer away from the base substrate, and includes a fourth gate line. The first conductive layer further includes a first gate line. An orthographic projection of the first gate line on the base substrate is located between orthographic projections of the fourth gate line and the first conductive portion on the base substrate.
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公开(公告)号：US20240397777A1
公开(公告)日：2024-11-28
申请号：US18267787
申请日：2022-07-29
Inventor： Changchang LIU , Xuewei TIAN , Ling SHI , Liqiang CHEN
IPC: H10K59/131 , H10K59/12 , H10K59/121 , H10K59/80 , H10K59/88 , H10K77/10
Abstract: A display substrate, a manufacturing method therefor, and a display apparatus are disclosed. The display substrate includes a display area (100), a bonding area (200) and a bezel area (300). On a plane perpendicular to the display substrate, the display substrate includes a base substrate (101) and a driving circuit layer (102). The substrate (101) at least includes a base conductive layer disposed between a first flexible layer (10A) and a second flexible layer (10C), the base conductive layer at least includes a first connection line (70), the driving circuit layer (102) at least includes a data signal line (60) and a second connection line (80), the second connection line (80) is connected to the first connection line (70) through a first lapping via (DV1), the data signal line (60) is connected to the second connection line (80) through a second lapping via (DV2).
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公开(公告)号：US20240365649A1
公开(公告)日：2024-10-31
申请号：US18254968
申请日：2022-05-31
Inventor： Dan GUO , Ke LIU , Fei FANG , Jingjing XU , Ling SHI , Puyu QI , Changchang LIU
IPC: H10K59/80 , H10K59/131 , H10K59/35
CPC classification number: H10K59/8792 , H10K59/131 , H10K59/353
Abstract: A display panel includes a substrate and a plurality of first sub-pixels and a plurality of light-shielding portions which are both located in a functional device configuration region. At least some first sub-pixels each include a first pixel circuit and a first light-emitting device. The plurality of first light-shielding portions are arranged on a side of a plurality of first light-emitting devices away from the substrate at intervals. An orthographic projection of a first portion, whose orthographic projection is located outside an orthographic projection of a first electrode of the first light-emitting device on the substrate, of the first pixel circuit on the substrate is located within an orthographic projection of a first light-shielding portion of the plurality of light-shielding portions on the substrate.
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