公开(公告)号：US20240144885A1

公开(公告)日：2024-05-02

申请号：US17771016

申请日：2021-05-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Long HAN ,  Guangliang SHANG ,  Libin LIU

IPC: G09G3/3266 ,  G11C19/28

CPC classification number: G09G3/3266 ,  G11C19/28 ,  G09G2310/0286 ,  G09G2310/08 ,  G09G2330/021

Abstract: Disclosed is a display substrate including a display region and a non-display region. The non-display region is provided with a gate drive circuit, the gate drive circuit includes a plurality of cascaded shift register units, and a shift register unit is connected with at least one power supply line. The shift register unit includes a first output circuit and a second output circuit. The first output circuit is connected with a first group of clock signal lines, and the second output circuit is connected with the first group of clock signal lines and a second group of clock signal lines. In a first direction, the first group of clock signal lines and the at least one power supply line are located between the first output circuit and the second output circuit.

公开(公告)号：US20240105119A1

公开(公告)日：2024-03-28

申请号：US17637815

申请日：2021-04-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Libin LIU ,  Li WANG ,  Guangliang SHANG ,  Yu FENG ,  Long HAN ,  Baoyun WU ,  Shiming SHI

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2320/0233 ,  G09G2340/0435

Abstract: A pixel circuit, a driving method therefor and a display apparatus are provided. The pixel circuit includes a driving sub-circuit, a write sub-circuit, a compensation sub-circuit, a reset sub-circuit, a first light-emitting control sub-circuit, a second light-emitting control sub-circuit, a leak-proof sub-circuit, a storage sub-circuit and a light-emitting element. The reset sub-circuit is configured to reset a fourth node under control of a signal of a light-emitting control signal terminal and reset a fifth node under control of a signal of a reset control signal terminal. The compensation sub-circuit is configured to compensate a threshold voltage of the driving sub-circuit to the fifth node under the control of a signal of a first scanning signal terminal. The leak-proof sub-circuit is configured to write a signal of the fifth node into a first node under control of a signal of a second scanning signal terminal.

公开(公告)号：US20230180551A1

公开(公告)日：2023-06-08

申请号：US17923934

申请日：2021-11-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jiangnan LU ,  Libin LIU ,  Guangliang SHANG ,  Long HAN ,  Yu FENG ,  Li WANG ,  Mei LI

IPC: H10K59/131 ,  H10K59/12

CPC classification number: H10K59/131 ,  H10K59/1201 ,  H10K59/124

Abstract: A display panel includes: a substrate; at least one first signal line disposed on the substrate and located in a peripheral region; at least one second signal line disposed on the substrate and located in the peripheral region; an insulating layer covering the at least one first signal line and the at least one second signal line; and a shielding signal line covering the at least one groove. The at least one second signal line and the at least one first signal line are arranged in a same layer. A surface of the insulating layer away from the substrate has at least one groove. An orthogonal projection, on the substrate, of a bottom surface of a groove is located between orthogonal projections, on the substrate, of a first signal line and a second signal line.

公开(公告)号：US20230157146A1

公开(公告)日：2023-05-18

申请号：US17420115

申请日：2020-12-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Long HAN

IPC: H10K77/10 ,  H10K59/35 ,  H10K59/131

CPC classification number: H10K77/111 ,  H10K59/353 ,  H10K59/131 ,  H10K2102/311

Abstract: The present disclosure relates to a display panel and a curved display device. The display panel includes a flexible substrate (100), including a first region (BB) and a second region (AA). The first region (BB) includes: a plurality of light emitting structures (110) with a first opening gap (200) formed between two adjacent light omitting structures (110); and a plurality of flexible bridging parts (120), with at least one flexible bridging part (120) connecting two adjacent light emitting structures (110).

公开(公告)号：US20220375392A1

公开(公告)日：2022-11-24

申请号：US17771102

申请日：2021-05-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yuhan QIAN ,  Libin LIU ,  Long HAN

IPC: G09G3/20 ,  G11C19/28

Abstract: A display panel and a display device. The display panel comprises a transition region, and further comprises: a base substrate; multiple pixel units located on the side of the base substrate and integrated in the transition region; and a first gate drive circuit located on the side of the base substrate facing the pixel units, integrated in the transition region, and comprising a first shift register unit and a first signal line group. The first signal line group comprises a first signal line segment group used for providing a drive signal for the first shift register unit. The base substrate comprises multiple integration portions which are located between orthographic projections of two adjacent pixel units in the same row on the base substrate.

公开(公告)号：US20210234079A1

公开(公告)日：2021-07-29

申请号：US16958746

申请日：2020-02-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Long HAN

IPC: H01L33/62 ,  H01L27/15 ,  G09G3/32

Abstract: A display panel and a display apparatus are provided. The display panel includes an active area and a non-active area located at least on one side of the active area, wherein the non-active area includes a first fanout area; a plurality of sub-pixels located in the active area; a plurality of data lines located in the active area and extending from the active area to the first fanout area, the plurality of data lines electrically connected to the plurality of sub-pixels and configured to provide data signals for the plurality of sub-pixels; the first fanout area includes at least two data line fanout sub-areas, and the plurality of data lines are respectively located in the at least two data line fanout sub-areas.

公开(公告)号：US20180068601A1

公开(公告)日：2018-03-08

申请号：US15549303

申请日：2017-01-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.

Inventor： Long HAN ,  Libin LIU

IPC: G09G3/00 ,  G02F1/13 ,  G01R1/04 ,  G01R1/067

CPC classification number: G09G3/006 ,  G01R1/0408 ,  G01R1/067 ,  G02F1/1309 ,  G09G3/00

Abstract: An adjustment device for light-on testing and a light-on testing device are provided. The adjustment device for light-on testing including a substrate, a first pressing member and a second pressing member disposed on the substrate, wherein, the first pressing member and the second pressing member are disposed on the substrate and capable of moving with respect to each other, so that a distance therebetween is adjustable; and the first pressing member and the second pressing member are respectively provided with a probe for contacting a product to be subjected to the light-on testing.