公开(公告)号：US12211413B2

公开(公告)日：2025-01-28

申请号：US18273039

申请日：2022-08-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongrun Wang ,  Fuqiang Li ,  Jing Yu ,  Xue Dong ,  Changfeng Li

IPC: G09G3/20 ,  G11C19/28

Abstract: A display panel, a gate drive circuit, a shift register unit and a driving method thereof. The shift register unit includes: a shift register (1) connected with a signal input end (CR) and a signal output end (OUT), configured to control an electric potential of the signal output end (OUT) under control of an electric potential of the signal input end (CR); a control circuit (2) connected with a start signal end (STV), a control signal end (EN) and the signal input end (CR), configured to control the start signal end (STV) to connect to the signal input end (CR) under control of an electric potential of the control signal end (EN). The present disclosure can achieve independent refreshing of any area on the display panel.

公开(公告)号：US20240105091A1

公开(公告)日：2024-03-28

申请号：US18491531

申请日：2023-10-20

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

CPC classification number: G09G3/20 ,  G11C19/287 ,  G09G2300/0408 ,  G09G2310/0267 ,  G09G2310/0286 ,  G09G2310/08

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：US20230299092A1

公开(公告)日：2023-09-21

申请号：US18199003

申请日：2023-05-18

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

Inventor： Haisheng Wang ,  Xue Dong ,  Hailin Xue ,  Xi Chen ,  Yingming Liu ,  Xiaoliang Ding ,  Weijie Zhao ,  Shengji Yang ,  Hongjuan Liu ,  Changfeng Li ,  Wei Liu

IPC: H01L27/12 ,  G06F3/041 ,  G06F3/044

CPC classification number: H01L27/124 ,  G06F3/0412 ,  G06F3/0443 ,  G06F2203/04103

Abstract: An array substrate is provided. The array substrate includes a base substrate and a plurality of gate lines, a plurality of data lines, a common electrode layer and a plurality of pixel units arranged in an array disposed on the base substrate. Each of the pixel units includes a plurality of sub-pixel units defined by gate lines and data lines disposed to intersect each other laterally and vertically. The common electrode layer includes a plurality of common electrode blocks that double as self-capacitance electrodes, each of the common electrode blocks is connected with at least one wire, and the wires are in the middle of sub-pixel units of a same column.

公开(公告)号：US11730039B2

公开(公告)日：2023-08-15

申请号：US16868161

申请日：2020-05-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yingming Liu ,  Xue Dong ,  Haisheng Wang ,  Chunwei Wu ,  Xiaoliang Ding ,  Rui Xu ,  Lijun Zhao ,  Changfeng Li ,  Yanan Jia ,  Yuzhen Guo ,  Yunke Qin ,  Pinchao Gu

IPC: H10K59/40 ,  G06F3/044 ,  C23C14/34 ,  B32B37/06

CPC classification number: H10K59/40 ,  B32B37/06 ,  C23C14/34 ,  G06F3/0443 ,  B32B2457/208 ,  G06F3/0445 ,  G06F2203/04103 ,  G06F2203/04112 ,  Y10T29/49117

Abstract: A method for fabricating a touch display substrate and a touch display substrate are provided to solve the problem that existing touch electrodes of the micron-scale line width cannot meet the high PPI requirement. The fabrication method includes forming functional layers of an organic light-emitting diode (OLED) device on a base substrate sequentially to obtain an OLED substrate; and forming a linear touch electrode with a nano-scale line width on the OLED substrate by electronic sputtering and transferring.

公开(公告)号：US20230215211A1

公开(公告)日：2023-07-06

申请号：US18009220

申请日：2021-05-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Changfeng Li ,  Xiaochuan Chen ,  Fuqiang Li ,  Liwei Liu ,  Hongrun Wang ,  Hui Zhang ,  Shunhang Zhang ,  Kai Hou ,  Yunsik Im ,  Yunping Di

IPC: G06V40/13 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G06V40/1318 ,  G02F1/136209 ,  G02F1/136222 ,  G02F1/1368 ,  G02F1/136286

Abstract: A display panel and a display device are provided. The display panel has a touch side and includes an array substrate and an opposite substrate arranged opposite to each other. The array substrate includes an image sensor array including a plurality of image sensors each including a photosensitive element configured to receive light reflected by a texture touched on the touch side for texture acquisition; the opposite substrate includes a light shielding layer including a plurality of first openings arranged in an array, and the plurality of first openings are in one-to-one correspondence with and partially overlap with the photosensitive elements of the plurality of image sensors in a direction perpendicular to a panel surface of the display panel.

公开(公告)号：US11653548B2

公开(公告)日：2023-05-16

申请号：US17041915

申请日：2019-12-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yuzhen Guo ,  Xiaochuan Chen ,  Lei Wang ,  Haisheng Wang ,  Yingming Liu ,  Lijun Zhao ,  Changfeng Li

IPC: H01L27/32

CPC classification number: H01L27/3218 ,  H01L27/3227 ,  H01L27/3234

Abstract: A display panel includes a sub-pixel array and a plurality of photosensitive units. The sub-pixel array includes as first sub-pixel, a second sub-pixel and a third sub-pixel that are capable of emitting light of different colors. The plurality of photosensitive units are disposed under a light-emitting surface of the sub-pixel array. Each of the plurality of photosensitive units includes a photosensitive device, and the photosensitive device includes a photosensitive layer; and an orthographic projection of the photosensitive layer in the photosensitive device on a panel surface of the display panel has overlapping regions with orthographic projections of the first sub-pixel, the second sub-pixel and the third sub-pixel on the panel surface of the display panel.

公开(公告)号：US11600233B2

公开(公告)日：2023-03-07

申请号：US17475358

申请日：2021-09-15

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongrun Wang ,  Fuqiang Li ,  Changfeng Li ,  Hui Zhang ,  Xue Dong

IPC: G09G3/3275 ,  G09G3/3266

Abstract: A display panel includes a display region and a bezel region. The bezel region includes multiple multiplexing circuits, and at least one multiplexing circuit includes m multiplexing units, 2n multiplexing control signal lines, m first multiplexing data signal lines, at least one second multiplexing data signal line and n data signal output lines. A multiplexing unit is configured to receive a gating signal of a first multiplexing data signal line based on control signals of the 2n multiplexing control signal lines in a first stage, and in a second stage, based on the gating signal, to write a first type data signal of the first multiplexing data signal line or a second type data signal of a second multiplexing data signal line into a data signal line through a data signal output line when a scan signal is input to a scan signal line.

公开(公告)号：US11534762B2

公开(公告)日：2022-12-27

申请号：US16420760

申请日：2019-05-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yingming Liu ,  Haisheng Wang ,  Xiaochuan Chen ,  Xue Dong ,  Xiaoliang Ding ,  Pinchao Gu ,  Lei Wang ,  Changfeng Li ,  Ping Zhang

IPC: B01L3/00 ,  B81B1/00

Abstract: A microfluidic device, a method of using a microfluidic device and a micro total analysis system are provided. The microfluidic device includes a first substrate, and the first substrate includes a base substrate and a pixel array. The pixel array includes a plurality of pixels and is on the base substrate, and each of the plurality of pixels includes a driving electrode. Driving electrodes of two adjacent pixels are in different layers.

公开(公告)号：US11527201B2

公开(公告)日：2022-12-13

申请号：US16344531

申请日：2018-11-02

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yingming Liu ,  Xue Dong ,  Haisheng Wang ,  Xiaoliang Ding ,  Changfeng Li ,  Wei Liu

IPC: G09G3/3258 ,  H01L27/32

Abstract: A display panel includes a plurality of pixels arranged in an array; a plurality of first sensor units (2) in the array, each first sensor unit (2) being coupled to at least one of the plurality of pixels and being configured to detect brightness of the at least one of the plurality of pixels; and a plurality of second sensor units (3) in the array, each second sensor unit (3) being coupled to at least one of the plurality of first sensor units (2) and being configured to detect a variation in at least one environmental parameter of the at least one of the plurality of pixels. Each first sensor unit (2) includes a first photo sensor (S1). Each second sensor unit (3) comprises a second photo sensor (S2) and a shielding layer on a light-receiving surface of the second photo sensor (S2).

公开(公告)号：US11380749B2

公开(公告)日：2022-07-05

申请号：US16344923

申请日：2018-11-02

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yingming Liu ,  Xue Dong ,  Haisheng Wang ,  Xiaoliang Ding ,  Changfeng Li ,  Wei Liu

IPC: G06F3/038 ,  H01L27/32 ,  G09G3/3258

Abstract: A display panel which may include a plurality of sub-pixel units (1) and a plurality of photosensitive detection units (2) corresponding to the plurality of sub-pixel units (1) respectively. Each of the plurality of the photosensitive detection units (2) may include at least two photosensitive sensors (21).