公开(公告)号：US11972711B2

公开(公告)日：2024-04-30

申请号：US17415717

申请日：2020-12-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Tian Dong ,  Shiming Shi ,  Bo Wang ,  Jingquan Wang

IPC: G09G3/20

CPC classification number: G09G3/20 ,  G09G2300/043 ,  G09G2310/08 ,  G09G2320/0252

Abstract: Provided are a display panel, a drive method thereof and a display apparatus. The display panel includes M*N display units disposed in an array defined by intersections of (M+1) gate lines and N pairs of data lines, and each pair of data lines include a first data line and a second data line; in an mth display row, display units of odd display columns are connected to an mth gate line, and display units of even display columns are connected to an (m+1)th gate line; in an nth display column, display units of odd display rows are connected to first data lines of an nth pair of data lines, and display units of even display rows are connected to second data lines of the nth pair of data lines.

公开(公告)号：US11963397B2

公开(公告)日：2024-04-16

申请号：US17280725

申请日：2020-05-15

Applicant: HEFEI BOE JOINT TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

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.

公开(公告)号：US11925067B2

公开(公告)日：2024-03-05

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: G09G3/3233 ,  G09G3/3258 ,  H01L27/12 ,  H10K59/121 ,  H10K59/131 ,  H10K59/35

CPC classification number: H10K59/1216 ,  G09G3/3233 ,  G09G3/3258 ,  H01L27/1255 ,  H10K59/1213 ,  H10K59/131 ,  H10K59/353

Abstract: Disclosed are 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; a first conductive layer located on a side, facing away from the base substrate, of a first insulating layer; 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.

公开(公告)号：US11423842B2

公开(公告)日：2022-08-23

申请号：US17279757

申请日：2020-06-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li Wang ,  Bo Wang ,  Jingquan Wang

IPC: G09G3/3266 ,  G09G3/3233 ,  H01L27/32

Abstract: Provided are a display panel and a manufacturing method thereof, and a display device. The display panel includes: a base substrate; a plurality of sub-pixels and gate lines; and a gate driving circuit including cascaded multistage gate driving units, one or more stages include first and second gate driving sub-circuits. The sub-pixels includes a first and a second groups of sub-pixels. The first group of sub-pixels includes a first, a second, and a third sub-groups of sub-pixels, of which, pixel driving circuits are connected to anodes of light-emitting elements of the first, second and third sub-groups of sub-pixels through a first, a second and a third groups of anode connection lines, respectively. At least one group of anode connection lines includes a plurality of first anode connection lines, of which, a length of one of two first anode connection lines closer to the first gate driving sub-circuit is larger.

公开(公告)号：US20220199735A1

公开(公告)日：2022-06-23

申请号：US17279462

申请日：2020-06-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li Wang ,  Bo Wang ,  Jingquan Wang

IPC: H01L27/32

Abstract: Provided are a display panel and a manufacturing method thereof, and a display device. The display panel includes: a base substrate including a display area and a peripheral area; a plurality of sub-pixels and gate lines located at the display area; and a gate driving circuit including cascaded multistage gate driving units, one or more stages gate driving units include first and second gate driving sub-circuits spaced apart by pixel driving circuits of a first group of sub-pixels; a gate driving sub-circuit connection line connected to the first and second gate driving sub-circuits. The pixel driving circuit of at least one of the first group of sub-pixels includes: a first pixel driving sub-circuit including a driving transistor including a first active layer; a second pixel driving sub-circuit; a connector located in a different layer from the first active layer and electrically connected to the first and second pixel driving sub-circuits.

公开(公告)号：US11327353B2

公开(公告)日：2022-05-10

申请号：US16766969

申请日：2020-01-20

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jingquan Wang ,  Hongli Wang ,  Li Tian

IPC: G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/29 ,  H04N5/225 ,  H01L27/32

Abstract: A display panel, a manufacturing method thereof and a display device are provided. The display panel includes a display substrate and an opposing substrate arranged opposite to each other, a liquid crystal layer and a liquid crystal control electrode, the display substrate includes a display region and a first region disposed in the display region, the display substrate is provided with a recessed portion in the first region on a side facing the opposing substrate, the liquid crystal layer is accommodated into the recessed portion and disposed between the display substrate and the opposing substrate and the liquid crystal control electrode is configured to allow the liquid crystal layer to form as a liquid crystal lens after applied with voltage.

公开(公告)号：US20220013067A1

公开(公告)日：2022-01-13

申请号：US17280283

申请日：2020-05-15

Applicant: Hefei BOE Joint Technology Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Meng Li ,  Yongqian Li ,  Chen Xu ,  Dacheng Zhang ,  Jingquan Wang ,  Shi Sun

IPC: G09G3/3233 ,  G09G3/3275 ,  G09G3/3266

Abstract: A pixel driving circuit, a display device and an electronic device are provided. The pixel driving circuit includes: a first sub-pixel driving circuit, a second sub-pixel driving circuit, a third sub-pixel driving circuit, and a fourth sub-pixel driving circuit sequentially arranged in a first direction; a detection line; a first power line extending in the second direction; and a second power line extending in the second direction; wherein one of the first power line and the second power line is provided on a side of the second sub-pixel driving circuit away from the third sub-pixel driving circuit, and the other of the first power line and the second power line is provided on a side of the third sub-pixel driving circuit away from the second sub-pixel driving circuit.

公开(公告)号：US12236897B2

公开(公告)日：2025-02-25

申请号：US18620521

申请日：2024-03-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xing Yao ,  Chen Xu ,  Jingquan Wang ,  Xinyin Wu

IPC: G09G3/3266 ,  H10K59/126 ,  H10K59/131

Abstract: A display substrate is provided. The display substrate includes a base substrate including a display region and a peripheral region, a gate scan driving circuit, a light-emitting control scan driving circuit, a first power line, a first planarization layer, a second planarization layer and a first shielding layer and a second shielding layer. The first planarization layer and the second planarization layer further include an open slot. The second shielding layer extends from a region corresponding to the light-emitting control scan driving circuit to a region corresponding to the gate scan driving circuit and covers the open slot. In an area where the second shielding layer is close to the open slot, an orthographic projection of the second shielding layer covering the open slot on the base substrate at least overlaps with an orthographic projection of the first shielding layer on the base substrate.

公开(公告)号：US12080226B2

公开(公告)日：2024-09-03

申请号：US18275012

申请日：2022-07-08

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

Inventor： Miao Liu ,  Xueguang Hao ,  Jingbo Xu ,  Xing Yao ,  Jingquan Wang ,  Xinyin Wu ,  Xinguo Li ,  Zhichong Wang

IPC: G09G3/3266 ,  G09G3/32 ,  G09G3/3208

CPC classification number: G09G3/32 ,  G09G3/3266 ,  G09G3/3208 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/0809 ,  G09G2310/0267 ,  G09G2310/0286 ,  G09G2320/0223

Abstract: A display substrate, comprising a base substrate and a scan drive control circuit which is disposed in a non-display area of the base substrate. The scan drive control circuit comprises an input circuit, an output control circuit, and an output circuit. The output control circuit is connected to the input circuit and the output circuit. The output control circuit comprises a first node control capacitor and a second node control capacitor. The length of the first node control capacitor in a first direction LC1k, the length of the second node control capacitor in the first direction LC2k and the length of the scan drive control circuit in the first direction LY satisfy the following formula:







L

C
⁢
1
⁢
k



L
Y

公开(公告)号：US20240260363A1

公开(公告)日：2024-08-01

申请号：US18620574

申请日：2024-03-28

Applicant: BOE TECHNOLOGY Group Co, Ltd.

Inventor： Li Wang ,  Bo Wang ,  Jingquan Wang

IPC: H10K59/131 ,  G09G3/00 ,  G09G3/3225 ,  H10K59/121 ,  H10K59/35

CPC classification number: H10K59/131 ,  G09G3/00 ,  G09G3/3225 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/353 ,  G09G2300/00

Abstract: Provided are a display panel and a manufacturing method thereof, and a display device. The display panel includes: a base substrate including a display area and a peripheral area; a plurality of sub-pixels, each sub-pixel including a light-emitting element and a pixel driving circuit; a plurality of gate lines and light-emitting control lines; a gate driving circuit located at the display area and including cascaded multistage gate driving units, one or more stages include gate driving sub-circuits including a first and a second gate driving sub-circuit spaced apart by pixel driving circuits of a first group of sub-pixels; and a light-emitting control driving circuit located at the display area and including cascaded multistage light-emitting control driving units, one or more stages include light-emitting control driving sub-circuits including a first and a second light-emitting control driving sub-circuit spaced apart by pixel driving circuits of a second group of sub-pixels.