公开(公告)号：US11947858B2

公开(公告)日：2024-04-02

申请号：US17765500

申请日：2021-06-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiqiang Xu ,  Tieshi Wang ,  Weixing Liu

IPC: G06F3/14 ,  G06F3/01 ,  H05K5/00

CPC classification number: G06F3/14 ,  G06F3/013 ,  H05K5/0018

Abstract: A display panel and a display device are disclosed. The display panel includes a first sub-panel (1), a second sub-panel (2), a drive unit (4) and an image acquisition unit (3). The first sub-panel (1) has a transparent area (S1) and a display area (S2) surrounding the transparent area (S1). The second sub-panel (2) is on a side of the first sub-panel (1) away from a display surface. The drive unit (4) is connected to the second sub-panel (2) and can drive the second sub-panel (2) to move back and forth between positions corresponding to the transparent area (S1) and the display area (S2) of the first sub-panel (1). The image acquisition unit (3) is on a side of the second sub-panel (2) away from the first sub-panel (1), and an orthographic projection thereof on the first sub-panel (1) is within the transparent area (S1).

公开(公告)号：US11915646B2

公开(公告)日：2024-02-27

申请号：US17762092

申请日：2021-05-21

Applicant: BOE Technology Group Co., Ltd.

Inventor： Weixing Liu ,  Kai Guo ,  Tieshi Wang ,  Wei Qin

IPC: G09G3/3233 ,  H01L27/32 ,  H10K59/131

CPC classification number: G09G3/3233 ,  H10K59/131 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/061 ,  G09G2310/08 ,  G09G2320/0233 ,  G09G2320/0257 ,  G09G2320/043 ,  G09G2330/021

Abstract: A pixel circuit, including: an input sub-circuit, a driving control sub-circuit, a light emission control sub-circuit, a driving sub-circuit, a first light-emitting element and a second light-emitting element, wherein the driving control sub-circuit comprises a capacitor; the input sub-circuit is used for providing a signal of a data signal end to a first node; the driving control sub-circuit adjusts the voltages of the first node, a second node and a third node by means of controlling the voltages at two ends of the capacitor; the light emission control sub-circuit is used for providing a signal of a first power supply signal end to the second node under the signal control of a light emission control signal end; and the driving sub-circuit is used for connecting or disconnecting the connection between the second node and the third node under the signal control of the first node.

公开(公告)号：US20230129625A1

公开(公告)日：2023-04-27

申请号：US17609504

申请日：2021-01-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Weixing Liu ,  Wei Qin ,  Kuanjun Peng ,  Tieshi Wang ,  Chunfang Zhang ,  Hui ZHANG ,  Changfeng Li ,  Shunhang Zhang ,  Kai Hou ,  Hongrun Wang ,  Liwei Liu ,  Yunsik Im ,  Wanpeng Teng ,  Xiaolong Li ,  Kai Guo ,  Zhiqiang Xu

IPC: G09G3/20 ,  G11C19/28

Abstract: The present disclosure provides a gate driving circuit, a method of driving a gate driving circuit, and a display panel. The gate driving circuit includes a plurality of driving units connected in cascade. Each driving unit includes: N shift register units; and a mode control circuit connected to the N shift register units, wherein the mode control circuit is configured to receive a control signal for the driving unit, and connect the N shift register units in one of a plurality of resolution modes under the control of the control signal.

公开(公告)号：US11238764B2

公开(公告)日：2022-02-01

申请号：US16942218

申请日：2020-07-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengnan Li ,  Wei Qin ,  Tieshi Wang ,  Weixing Liu ,  Dongni Liu

IPC: G09G3/00 ,  G01R31/52 ,  G09G3/32 ,  G09G3/30

Abstract: The present disclosure provides a light emitting control circuit, an array substrate and a display device, and a driving method of the light emitting control circuit. The light emitting control circuit includes: a light emitting device; a driving circuit including a driving switch device configured to drive the light emitting device to emit light when the driving switch device is turned on; a detection circuit, configured to detect whether the light emitting device is short-circuited in the detection stage of the light emitting control circuit; if the light emitting device is short-circuited, the driving switch device is turned off in the light emitting stage of the light emitting control circuit; if the light emitting device is not short-circuited, the driving switch device is turned on in the light emitting stage of the light emitting control circuit.

公开(公告)号：US12293715B2

公开(公告)日：2025-05-06

申请号：US18247634

申请日：2022-06-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Weixing Liu ,  Zhiqiang Xu ,  Jintao Peng ,  Chunfang Zhang ,  Wanpeng Teng ,  Kai Guo ,  Jiao Li

IPC: G09G3/3233 ,  G09G3/20

Abstract: A pixel circuit includes a light emitting element, a first energy storage circuit, a first driving circuit, a second driving circuit, a first driving control circuit, a second driving control circuit, a second energy storage circuit and a first control data voltage writing-in circuit; the first control data voltage writing-in circuit controls to write a first control data voltage into the third node under the control of a first writing-in control signal; both the first terminal of the first driving circuit and the first terminal of the second driving circuit are electrically connected to a power supply voltage terminal, the first driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof, and the second driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof.

公开(公告)号：US12272305B2

公开(公告)日：2025-04-08

申请号：US17784689

申请日：2021-08-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiqiang Xu ,  Wei Qin ,  Chunfang Zhang ,  Weixing Liu ,  Tieshi Wang ,  Xuefei Sun

IPC: G09G3/3233

Abstract: A display substrate and a display device are disclosed. The display substrate includes a light-transmitting region, wherein the light-transmitting region includes a plurality of rows of effective sub-pixel sets and a plurality of main spacers, each row of the plurality of rows of effective sub-pixel sets includes a plurality of effective sub-pixel sets, each of the plurality of effective sub-pixel sets includes a plurality of effective sub-pixels, any two adjacent effective sub-pixel sets in a same row are spaced apart from each other by one main spacer, the main spacer includes at least two sub-spacers arranged along a column direction. At least two sub-spacers arranged along a row direction have different widths; and/or at least two sub-spacers of a same main sub-spacer have different widths.

公开(公告)号：US12236911B2

公开(公告)日：2025-02-25

申请号：US18004901

申请日：2022-01-19

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiaolong Li ,  Kuanjun Peng ,  Kai Guo ,  Wanpeng Teng ,  Chunfang Zhang ,  Weixing Liu ,  Zhiqiang Xu ,  Tieshi Wang ,  Feihu Zhou

IPC: G09G3/36

Abstract: A display method is provided. The display method includes providing a display panel having a plurality of subpixels, a respective subpixel of the plurality of subpixels including a first area, n1 number of second areas, and n2 number of third areas, the first area being between the n1 number of second areas and the n2 number of third areas, n1≥1, and n2≥1; for displaying a first frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1 number of the n1 number of second areas, and m2 number of the n2 number of third areas; and for displaying a second frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1′ number of the n1 number of second areas, and m2′ number of the n2 number of third areas.

公开(公告)号：US20240265875A1

公开(公告)日：2024-08-08

申请号：US18040769

申请日：2022-04-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Weixing Liu ,  Wanpeng Teng ,  Chunfang Zhang ,  Zhiqiang Xu

IPC: G09G3/3266 ,  G09G3/3233

CPC classification number: G09G3/3266 ,  G09G3/3233 ,  G09G2300/0852 ,  G09G2310/08

Abstract: A scan circuit is provided. The scan circuit includes a plurality of scan units in a plurality of stages, respectively. A respective scan unit of the plurality of scan units includes an output subcircuit. The output subcircuit includes a first switch transistor and a second switch transistor. A source electrode of the first switch transistor is coupled to a third terminal configured to receive a first clock signal. A drain electrode of the first switch transistor is coupled to a first output terminal configured to output a first control signal. A source electrode of the second switch transistor is coupled to a fourth terminal configured to receive the third clock signal. A drain electrode of the second switch transistor is coupled to a second output terminal configured to output a second control signal. Gate electrodes of the first switch transistor and the second switch transistor are coupled to a first node.

公开(公告)号：US20230403902A1

公开(公告)日：2023-12-14

申请号：US18238019

申请日：2023-08-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhiqiang Xu ,  Wei Qin ,  Weixing Liu ,  Kai Guo ,  Tieshi Wang

IPC: H10K59/35 ,  H01L27/12 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/353 ,  H01L27/124 ,  H10K59/12 ,  H10K59/351 ,  H10K71/00 ,  G09G3/2003

Abstract: A display panel includes a base substrate and a plurality of sub-pixel groups. The plurality of sub-pixel groups includes a first sub-pixel group and a second sub-pixel group. The first sub-pixel group includes two adjacent sub-pixels with a first interval therebetween, and the second sub-pixel group includes two adjacent sub-pixels with a second interval therebetween. The first interval is different from the second interval.

公开(公告)号：US11636818B2

公开(公告)日：2023-04-25

申请号：US17353841

申请日：2021-06-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Weixing Liu ,  Tieshi Wang ,  Wei Qin ,  Zhiqiang Xu ,  Chunfang Zhang

IPC: G09G3/36

Abstract: Provided are a display panel, a drive method thereof and a display apparatus. The display panel includes a plurality of scan signal lines, a plurality of data signal lines and a plurality of sub-pixels; at least one sub-pixel includes switch assembly and a display unit, wherein the switch assembly at least includes a control terminal, an input terminal and an output terminal, wherein the input terminal is connected to the data signal line, the output terminal is connected to the display unit, and the control terminal or the input terminal is connected to the scan signal line; the display panel further includes at least one switch control line, which is connected to the control terminal of the switch assembly, and the switch control line is configured to control the input terminal and the output terminal of the switch assembly to be turned on or off.