公开(公告)号：US12133428B2

公开(公告)日：2024-10-29

申请号：US17753513

申请日：2021-03-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xing Zhang ,  Zhan Gao ,  Yicheng Lin ,  Pan Xu ,  Ying Han ,  Guoying Wang ,  Dacheng Zhang

IPC: H01L35/24 ,  H01L51/00 ,  H10K59/126 ,  H10K59/131 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K59/126 ,  H10K59/131 ,  H10K59/38 ,  H10K59/87

Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a light-shielding layer. The base substrate includes a display region including repeating units, each repeating unit includes a transparent region and a pixel region, the pixel region includes sub-pixels, each sub-pixel includes a sub-pixel driving circuit and a light-emitting element, and the light-emitting element includes a first electrode, a second electrode, and a light-emitting layer located between the first electrode and the second electrode. The light-shielding layer is located on a side of the sub-pixel driving circuit close to the base substrate, at least part of an orthographic projection of the light-shielding layer on a main surface of the base substrate overlaps with an orthographic projection of the sub-pixel driving circuit on the main surface of the base substrate, and the light-shielding layer is connected with the second electrode.

公开(公告)号：US20240194688A1

公开(公告)日：2024-06-13

申请号：US17904748

申请日：2021-10-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Guoying Wang ,  Pan Xu ,  Dacheng Zhang ,  Xing Zhang ,  Ying Han ,  Chengyuan Luo ,  Zhen Song

IPC: H01L27/12

CPC classification number: H01L27/124 ,  H01L27/1248

Abstract: An array substrate having a connection pad in a connection pad area is provided. The connection pad includes a plurality of first probe contact pads, a plurality of second probe contact pads, a plurality of first connection lines coupled to the plurality of first probe contact pads, respectively, and a plurality of second connection lines coupled to the plurality of second probe contact pads, respectively; the plurality of first connection lines and the plurality of second connection lines being in two different layers. A total number of conductive layers electrically connected to a respective first connection line of the plurality of first connection lines is different from a total number of conductive layers electrically connected to a respective second connection line of the plurality of second connection lines.

公开(公告)号：US12004385B2

公开(公告)日：2024-06-04

申请号：US17418814

申请日：2020-11-13

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ying Han ,  Yicheng Lin ,  Pan Xu ,  Xing Zhang ,  Zhan Gao ,  Guang Yan

IPC: H10K59/13 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131 ,  H10K59/38 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/13 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131 ,  H10K59/38 ,  H10K71/00 ,  H10K59/1201

Abstract: Provided is a display substrate including a substrate, and a light-emitting device and an optical compensation structure which are located on the substrate. The optical compensation structure includes a photoelectric sensor, a transistor and a capacitor, and the photoelectric sensor is electrically connected to the transistor and the capacitor respectively. The photoelectric sensor includes a first electrode, a photosensitive layer located on a side of the first electrode distal from the substrate, and a second electrode located on a side of the photosensitive layer distal from the substrate; the transistor includes a source electrode, a drain electrode, a gate electrode and an active layer; and the capacitor includes a first electrode plate and a second electrode plate located on a side of the first electrode plate distal from the substrate.

公开(公告)号：US20240122034A1

公开(公告)日：2024-04-11

申请号：US17754000

申请日：2021-04-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Xu ,  Zhidong Yuan

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/122

CPC classification number: H10K59/80522 ,  H10K59/1201 ,  H10K59/122 ,  H10K59/80523

Abstract: A display substrate, a display panel and a method of manufacturing a display substrate are provided. The display substrate includes: a substrate; a plurality of pixel units including at least a first pixel unit including a first light-emitting region and a first non-light-emitting region; a first light-emitting element arranged in the first light-emitting region, including a first electrode, a light-emitting layer and a second electrode; a scan driving circuit arranged in the first non-light-emitting region; and a first auxiliary electrode located in a first partial region in the first non-light-emitting region, wherein the scan driving circuit includes a plurality of scan driving sub-circuits located in a second partial region in the first non-light-emitting region; an orthographic projection of the first partial region on the substrate overlaps an orthographic projection of the second partial region on the substrate, and the first auxiliary electrode is electrically connected to the second electrode.

公开(公告)号：US11900885B2

公开(公告)日：2024-02-13

申请号：US17908021

申请日：2021-09-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ying Han ,  Xuehuan Feng ,  Yicheng Lin ,  Pan Xu ,  Guoying Wang ,  Xing Zhang ,  Zhan Gao ,  Mingi Chu

IPC: G09G3/32 ,  G09G3/3266 ,  H10K59/121 ,  H10K59/131 ,  G09G3/3275 ,  G11C19/28 ,  H01L27/12

CPC classification number: G09G3/3266 ,  G09G3/3275 ,  G11C19/28 ,  H01L27/124 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/1315 ,  G09G2300/0842 ,  G09G2310/0278 ,  G09G2310/0286 ,  G09G2310/061 ,  G09G2320/0233

Abstract: A display panel includes: a substrate, sub-pixels and a gate drive circuit. The sub-pixel includes a pixel drive circuit. The gate drive circuit includes cascaded shift registers, and a shift register is electrically connected to pixel drive circuits in a row of sub-pixels. The gate drive circuit further includes cascade input signal lines and cascade display reset signal lines. The cascade input signal line is configured to connect a shift signal terminal and an input signal terminal of two different shift register, and the cascade display reset signal line is configured to connect a shift signal terminal and a display reset signal terminal of two different shift register. The display panel has sub-pixel regions for arranging the sub-pixels and first gap regions each located between two adjacent columns of sub pixel regions: the cascade display reset signal lines and the cascade input signal lines are disposed in different first gap regions.

公开(公告)号：US11778880B2

公开(公告)日：2023-10-03

申请号：US17307573

申请日：2021-05-04

Applicant: Hefei Xinsheng Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Zhidong Yuan ,  Pan Xu ,  Can Yuan ,  Meng Li

IPC: H10K59/35 ,  H10K71/00 ,  H10K59/12 ,  H10K59/38

CPC classification number: H10K59/35 ,  H10K71/00 ,  H10K59/12 ,  H10K59/38

Abstract: A display substrate and a fabrication method thereof, a display panel and a display device are provided. The display substrate includes pixels. Each of the pixels includes sub-pixels that emit light of different colors, each of the sub-pixels includes a light emitting element, and at least one of the sub-pixels further includes a color filter. The color filter of the at least one of the sub-pixels covers a portion of a light emitting region of the light emitting element of the at least one of the sub-pixels, and a color of the color filter of the at least one of the sub-pixels is the same as a color of light emitted by the light emitting element of the at least one of the sub-pixels.

公开(公告)号：US20230006177A1

公开(公告)日：2023-01-05

申请号：US17762147

申请日：2021-05-10

Applicant: BOE Technology Group Co., Ltd.

Inventor： Pan Xu ,  Zhidong Yuan

IPC: H01L51/52 ,  H01L51/56

Abstract: A display substrate, a method of manufacturing a display substrate, and an electronic device are provided. The display substrate includes: a base substrate; a thin film transistor arranged on the base substrate; a first planarization layer arranged on a side of the thin film transistor away from the base substrate; a first protective layer arranged on a side of the first planarization layer away from the base substrate; a first conductive layer arranged on a side of the first protective layer away from the base substrate; and a second planarization layer arranged on a side of the first conductive layer away from the base substrate, wherein the display substrate is provided with a first via hole penetrating the first protective layer, and the first planarization layer is in contact with the second planarization layer through the first via hole.

公开(公告)号：US11289548B2

公开(公告)日：2022-03-29

申请号：US16632184

申请日：2018-11-20

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ling Wang ,  Xue Dong ,  Yicheng Lin ,  Cuili Gai ,  Pan Xu

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display substrate includes a base substrate; and a plurality of light emitting brightness value detectors on the base substrate. Each of the plurality of light emitting brightness value detectors includes a first thin film transistor; a protection layer on a side of the first thin film transistor away from the base substrate; and a photosensor electrically connected to the first thin film transistor and configured to detect alight emitting brightness value. An orthographic projection of the protection layer on the base substrate covers an orthographic projection of at least a channel part of the first thin film transistor on the base substrate.

公开(公告)号：US11263948B2

公开(公告)日：2022-03-01

申请号：US16622488

申请日：2019-03-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Cuili Gai ,  Yicheng Lin ,  Ling Wang ,  Pan Xu

IPC: G09G3/20 ,  G09G3/32

Abstract: A display apparatus and a control method are disclosed. The display apparatus includes a plurality of sub-pixels, at least one photosensitive assembly, and a processor. Each photosensitive assembly is configured to detect and output actual luminance value(s) of at least one sub-pixel. The processor is configured to obtain a display compensation map corresponding to a target sub-pixel according to actual luminance values of the target sub-pixel that are acquired respectively in cases where a plurality of preset display data are input to the target sub-pixel, and target luminance values of the target sub-pixel that are obtained respectively in cases where the plurality of preset display data are input to the target sub-pixel.

公开(公告)号：US11200840B2

公开(公告)日：2021-12-14

申请号：US16097051

申请日：2018-01-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Xu

IPC: G09G3/3233 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: Embodiments of the present disclosure relate to an organic light emitting diode display panel, a manufacturing method thereof, a maintenance method and a display device. The organic light emitting diode display panel includes a base substrate and a plurality of subpixel units disposed on the base substrate, wherein each of the subpixel units includes a driving circuit and at least two light emitting regions; in each of the subpixel units, a same output terminal of the driving circuit is split into at least two sub output terminals; and the at least two light emitting regions are respectively connected with different sub output terminals.