公开(公告)号：US20240397771A1

公开(公告)日：2024-11-28

申请号：US18694301

申请日：2021-11-30

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xueyan TIAN ,  Yibing FAN ,  Xuliang ZHAO ,  Jianchao ZHU ,  Hao GAO ,  Shiming SHI

IPC: H10K59/131 ,  H10K59/12 ,  H10K59/122

Abstract: A display panel includes: a substrate; a driving layer, arranged on one side of the substrate and including multiple circuit units distributed in an array, multiple row wiring harnesses, and multiple column wiring harnesses; where the circuit unit includes multiple pixel circuits; the row wiring harness includes multiple row wirings distributed at intervals along a column direction, the column wiring harness includes multiple column wirings distributed at intervals along a row direction; orthographic projections of the row wiring harnesses and the column wiring harnesses on the substrate cross and separate multiple transparent regions, and a region of the driving layer corresponding to the transparent region is a transparent structure; and a light emitting layer, arranged on a surface of the driving layer away from the substrate, and including multiple device units distributed in an array; where the device units correspond to the transparent regions.

公开(公告)号：US20240363071A1

公开(公告)日：2024-10-31

申请号：US18029829

申请日：2022-04-07

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xuliang ZHAO ,  Jianchao ZHU ,  Lujiang HUANGFU

IPC: G09G3/3241

CPC classification number: G09G3/3241 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0297 ,  G09G2310/06 ,  G09G2320/0209 ,  G09G2320/0693

Abstract: A pixel driving circuit is used for driving a light emitting element, in the pixel driving circuit, a first terminal of the driving sub-circuit being coupled to a power supply line; a compensation sub-circuit is respectively coupled to a scanning line, a control terminal of the driving sub-circuit, and a second terminal of the driving sub-circuit; a first terminal of the coupling sub-circuit being coupled to the control terminal of the driving sub-circuit; a first terminal of the storage sub-circuit being coupled to a second terminal of the coupling sub-circuit; a data writing-in sub-circuit is respectively coupled to a second terminal of the storage sub-circuit, a data line, and a reset line; a first reset sub-circuit is respectively coupled to the reset line, an initialization signal line, the control terminal of the driving sub-circuit, and the second terminal of the coupling sub-circuit.

公开(公告)号：US20250124862A1

公开(公告)日：2025-04-17

申请号：US18577653

申请日：2023-04-18

Applicant: Beijing BOE Technology Development Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Tuo SUN ,  Xuliang ZHAO ,  Libin LIU

IPC: G09G3/3233

Abstract: Provided is a pixel circuit. In the pixel circuit, a data writing circuit controls the connection or disconnection between a data terminal and a first node, a reset circuit controls the connection or disconnection between an initial power supply terminal and a second node and between an initial power supply terminal and a light-emitting element, and controls the connection or disconnection between a reference power supply terminal and the first node, a potential adjustment circuit adjusts the potentials of the first node, the second node and the third node, a light emission control circuit controls the connection or disconnection between the reference power supply terminal and the first node, and controls the connection or disconnection between the fourth node and the light-emitting element, and a drive circuit drives the light-emitting element to emit light.

公开(公告)号：US20250104625A1

公开(公告)日：2025-03-27

申请号：US18291949

申请日：2023-04-25

Applicant: Beijing BOE Technology Development Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tuo SUN ,  Lujiang HUANGFU ,  Xuliang ZHAO

IPC: G09G3/3233 ,  G09G3/3291

Abstract: A pixel structure, a display panel and a display device are provided. The pixel structure includes: pixel circuits arranged in rows and columns, the pixel circuits including a first type and a second type of pixel circuits; a data line electrically connected to the pixel circuits, and used for providing a data voltage to the pixel circuit; the pixel circuits in two adjacent rows electrically connected to at least one data line are the first and second types of pixel circuits; light-emitting elements, including a first and a second light-emitting elements electrically connected to the first type and the second type of pixel circuits respectively; a display brightness of the first light-emitting element increases as the data voltage provided to the first type of pixel circuit increases; a display brightness of the second light-emitting element decreases as data voltage provided to the second type of pixel circuit increases.

公开(公告)号：US20240251608A1

公开(公告)日：2024-07-25

申请号：US18289575

申请日：2023-01-04

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xuliang ZHAO ,  Hao ZHANG ,  Jia ZHAO ,  Xiyu ZHAO ,  Pinfan WANG

IPC: H10K59/124 ,  H10K59/80 ,  H10K102/00

CPC classification number: H10K59/124 ,  H10K59/873 ,  H10K2102/311

Abstract: Provided is a flexible display substrate, including: a peripheral region and a display region. The peripheral region surrounds the display region. The peripheral region has a plurality of corner regions, and at least one of the corner regions includes two first regions and a second region disposed between the two first regions. The first region has a hollow structure, and the second region has at least one notch disposed in an edge of the flexible display substrate.