公开(公告)号：US20240046872A1

公开(公告)日：2024-02-08

申请号：US18268361

申请日：2021-11-26

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

Inventor： Gansong YANG ,  Yunpeng ZHANG ,  Ming YANG ,  Yanhong DING ,  Ke LIU ,  Miao LIU ,  Xing YAO

IPC: G09G3/3233 ,  G09G3/3266

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0408 ,  G09G2310/08 ,  G09G2310/0281 ,  G09G2310/0286 ,  G09G2320/045 ,  G09G2300/0426

Abstract: A display substrate is provided to include: a base substrate including a display area and a peripheral area surrounding the display area; pixel units in array are in the display area; a driving module is in the peripheral area and is configured to provide electrical signals for the pixel units, to control the pixel units to operate; the driving module includes driving circuits each provided with a corresponding operating signal line group in the peripheral area; the signal line group includes at least two operating signal lines connected to the corresponding driving circuit, to provide electrical signals thereto; the at least two operating signal lines include first and second clock signal lines; the first clock signal lines for at least two driving circuits are a same first clock signal line; and/or the second clock signal lines for the at least two driving circuits are a same second clock signal line.

公开(公告)号：US20230154409A1

公开(公告)日：2023-05-18

申请号：US17628305

申请日：2021-03-09

Applicant: Chengdu BOE Optoelectronics Technology Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhu WANG ,  Ling SHI ,  Yipeng CHEN ,  Ke LIU

IPC: G09G3/3266 ,  G11C19/28 ,  G09G3/20

CPC classification number: G09G3/3266 ,  G11C19/28 ,  G09G3/2096 ,  H10K59/12

Abstract: The present disclosure provides a shift register circuit, including A shift register circuit (100) includes: an input circuit (110), a reset circuit (180), a first control circuit (120), a second control circuit (130), a third control circuit (140), a fourth control circuit (150), a fifth control circuit (160), a first output circuit (170a), a second output circuit (170b) and a third output circuit (170c). The shift register circuit (100) is configured to be capable of providing three different output signals as three different gate driving signals required to drive a pixel array of a display panel (810).

公开(公告)号：US20230081009A1

公开(公告)日：2023-03-16

申请号：US17800923

申请日：2021-08-13

Applicant: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ling SHI ,  Ke LIU ,  Yipeng CHEN ,  Zhenhua ZHANG

IPC: G09G3/3216 ,  G09G3/3225

Abstract: A display panel includes a substrate, first light-emitting devices located in a first display area, a first driving circuit, second light-emitting devices located in a second display area, and a second driving circuit. The first driving circuit is configured to actively drive the first light-emitting devices to emit light, and includes a plurality of pixel driving circuits and a signal line. The signal line is located in the second display area, and extends along an edge of the second display area. An orthographic projection of the signal line on the substrate and an orthogonal projection of the first display area on the substrate have a gap therebetween. The second driving circuit is configured to passively drive the second light-emitting devices to emit light. An orthographic projection of at least one of the second light-emitting devices on the substrate is overlapped with an orthogonal projection of the gap on the substrate.

公开(公告)号：US20220376024A1

公开(公告)日：2022-11-24

申请号：US17763198

申请日：2021-05-31

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can ZHENG ,  Li WANG ,  Hao ZHANG ,  Yipeng CHEN ,  Ke LIU

IPC: H01L27/32

Abstract: A display substrate and a manufacturing method therefor, and a display apparatus. The display substrate includes a base substrate, a second power line, a data signal line and a plurality of sub-pixels, wherein at least one sub-pixel includes a pixel driving circuit and a light emitting device connected to the pixel driving circuit, the pixel driving circuit is connected to the data signal line and the light emitting device is connected to the second power line; a semiconductor layer and a plurality of conducting layers, which are disposed at one side of the semiconductor layer away from the base substrate, are disposed on the base substrate, a first electrode is arranged on at least one conducting layer.

公开(公告)号：US20220319369A1

公开(公告)日：2022-10-06

申请号：US17537196

申请日：2021-11-29

Applicant: Chengdu BOE Optoelectronics Technology Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ke LIU ,  Ling SHI ,  Yanqiang WANG ,  Yunhao WANG ,  Xiaoqi DING

IPC: G09G3/00 ,  G09G3/3233 ,  G09G3/3275 ,  G09G3/3266

Abstract: The present disclosure provides a foldable display panel that includes a plurality of display areas, each of which includes a pixel array. The foldable display panel further includes a plurality of data transmission control signal lines and a plurality of data transmission control circuits corresponding to the plurality of display areas. Based on the plurality of data transmission control signal lines and the plurality of data transmission control circuits, the foldable display panel can provide data signals to the display area(s) for display in a time-division multiplexing manner. The present disclosure also relates to a driving method for driving the foldable display panel, a display device including the foldable display panel, and an electronic apparatus including the display device.

公开(公告)号：US20220149137A1

公开(公告)日：2022-05-12

申请号：US17517300

申请日：2021-11-02

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

Inventor： Yanqiang WANG ,  Tao GAO ,  Peng HUANG ,  Ke LIU ,  Yuanzheng GUO

IPC: H01L27/32 ,  H01L29/786

Abstract: A display substrate is provided. The display substrate includes: a base substrate; a light-shielding layer disposed on the base substrate, the light-shielding layer comprising a light-shielding region; and a pixel drive layer disposed on a side of the light-shielding layer away from the base substrate, the pixel drive layer including at least one first thin-film transistor, at least one second thin-film transistor, and a first electrode plate of at least one storage capacitor, wherein the first thin-film transistor is disposed in correspondence with the light-shielding region, the second thin-film transistor in correspondence with the light-shielding region, and the at least one first electrode plate are disposed in correspondence with the light-shielding region.

公开(公告)号：US20210376012A1

公开(公告)日：2021-12-02

申请号：US17043205

申请日：2020-03-17

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

Inventor： Wenqiang LI ,  Ling SHI ,  Ke LIU ,  Bingqiang GUI

IPC: H01L27/32 ,  H01L51/00 ,  H01L41/113

Abstract: Disclosed are a flexible display panel, a flexible display device and a deformation detection method thereof, used for detecting deformation of the flexible display panel. The flexible display panel provided by embodiments of the present disclosure includes a flexible substrate, a display device and a piezoelectric sensor arranged in a stacked mode. The piezoelectric sensor includes a first electrode, a second electrode, and a piezoelectric layer positioned between the first electrode and the second electrode; the piezoelectric sensor is configured to generate an electrical signal under the action of stress produced by bending the flexible display panel; and a signal processing chip in the flexible display device is configured to determine deformation parameters of the flexible display panel according to the electrical signal.