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公开(公告)号:US12268555B2
公开(公告)日:2025-04-08
申请号:US17416712
申请日:2020-09-28
Applicant: BOE Technology Group Co., Ltd.
Inventor: Tingting Zhou , Kuanjun Peng , Fangzhen Zhang , Yanan Niu , Jintao Peng , Jing Niu , Shuang Sun , Lubin Shi , Jinyu Ren
Abstract: Embodiments of the present disclosure provide a flexible sensor, including a flexible substrate; a plurality of ultrasonic detectors, on the flexible substrate; and a plurality of detection circuits, respectively corresponding to the ultrasonic detectors; wherein each of the detection circuits is between the flexible substrate and the corresponding ultrasonic detector, and configured to drive the ultrasonic detector to emit an ultrasonic wave, and detect a detection signal output by the ultrasonic detector after receiving the ultrasonic wave; each of the ultrasonic detectors includes: a first electrode coupled to the corresponding detection circuit, a second electrode on a side of the first electrode away from the flexible substrate, and a piezoelectric induction layer between the first electrode and the second electrode; a plurality of holes are provided in a region other than a region where the detection circuits are located.
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公开(公告)号:US11869423B2
公开(公告)日:2024-01-09
申请号:US16486201
申请日:2019-01-14
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Xueling Gao , Chengchung Yang , Tieshi Wang , Jintao Peng
IPC: G09G3/3233
CPC classification number: G09G3/3233 , G09G2300/0426 , G09G2300/0819 , G09G2300/0852 , G09G2310/08 , G09G2320/0233 , G09G2320/041 , G09G2320/045 , G09G2330/028
Abstract: A pixel circuit, a display panel, a display apparatus and a driving method. The pixel circuit includes a data signal writing module, a driving module, a threshold compensation transistor, a first power voltage writing module and a light-emitting module, wherein the driving module includes a driving transistor.
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公开(公告)号:US20250069554A1
公开(公告)日:2025-02-27
申请号:US18687937
申请日:2023-08-22
Inventor: Weixing Liu , Wanpeng Teng , Zhiqiang Xu , Chunfang Zhang , Meirong Lu , Jintao Peng , Xinxing Wang , Huanhuan Wang
IPC: G09G3/3266 , G09G3/3233 , G11C19/28
Abstract: A shift register, a driving circuit, a driving method and a display device are provided. The shift register includes: an input circuit configured to provide a first voltage or a second voltage to a first node and a light-emitting control signal terminal under a control of a first input signal and a second input signal; a processing circuit configured to provide the first voltage or the second voltage to a second node under a control of the first input signal and a potential of the first node; and an output circuit configured to provide the first voltage or the second voltage to a first output scanning signal terminal under control of a first clock signal and the potential of the first node, and provide the first voltage or the second voltage to a second output scanning signal terminal under a control of a potential of the first output scanning signal terminal.
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公开(公告)号:US11024232B2
公开(公告)日:2021-06-01
申请号:US16769420
申请日:2019-11-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Xueling Gao , Kuanjun Peng , Wei Qin , Zhiqiang Xu , Tieshi Wang , Xiaolong Li , Jintao Peng
IPC: G09G3/3258 , G09G3/3275
Abstract: A pixel driving circuit and a driving method thereof, and a display panel are provided. The pixel driving circuit includes a driving sub-circuit, a reset sub-circuit, a light-emitting control sub-circuit, and a first compensation sub-circuit, the reset sub-circuit, the light-emitting control sub-circuit, and the first compensation sub-circuit are configured to, in an initialization phase, under control of a first driving signal and a second driving signal, provide the first power supply voltage provided by the first power supply input terminal to the control terminal of the driving sub-circuit; the first terminal of the driving sub-circuit is connected to the second power supply input terminal to receive the second power supply voltage; and the first power supply voltage and the second power supply voltage are configured to cause the driving sub-circuit to be in an on-bias state in the initialization phase.
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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.
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公开(公告)号:US20220364885A1
公开(公告)日:2022-11-17
申请号:US17765269
申请日:2021-05-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Jing Niu , Tingting Zhou , Fangzhen Zhang , Jintao Peng
IPC: G01D5/14 , H01L27/20 , H01L41/047 , H01L41/187 , H01L41/113 , H01L41/29 , H01L41/311
Abstract: A piezoelectric sensor and a manufacturing method therefor, and a detection apparatus, which relate to the technical field of sensing. The piezoelectric sensor includes: an array substrate: a first capping layer located on the array substrate and including a first portion and a second portion, wherein the first portion covers the array substrate, a cavity is provided between the second portion and the array substrate, and the second portion is provided with a first opening: a first electrode located above the first capping layer and above the cavity, a piezoelectric thin film located on the first electrode, and a second electrode located on the piezoelectric thin film.
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公开(公告)号:US11250781B2
公开(公告)日:2022-02-15
申请号:US16829407
申请日:2020-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Wei Qin , Zhiqiang Xu , Xiaolong Li , Tieshi Wang , Weixing Liu , Kai Guo , Jintao Peng , Yanan Niu , Kuanjun Peng
IPC: G09G3/3258 , G06F3/044 , G06F3/041 , G06K9/00 , G09G3/3291
Abstract: A pixel circuit includes a sensing circuit, a gray-scale control circuit and a light-emitting switch circuit; the sensing circuit is configured to charge and discharge a sensing capacitor when a sensing capacitor is formed by a touch object and an anode layer of OLED; the gray-scale control circuit is configured to control the light-emitting intensity of the OLED; the light-emitting switch circuit is configured to control the OLED to emit light.
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公开(公告)号:US11122684B2
公开(公告)日:2021-09-14
申请号:US16810016
申请日:2020-03-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Bin Qin , Jintao Peng , Yanan Niu , Jinyu Ren , Fangzhen Zhang , Kuanjun Peng
Abstract: Embodiments of the present disclosure provide a display substrate, a display device, and a method for manufacturing a display substrate. The display substrate includes: a plurality of bearing parts for supporting display assemblies; and a connecting beam located between two bearing parts and connected to the two bearing parts. The connecting beam includes at least one stretchable portion with a hollow portion provided inside the stretchable portion, so that the stretchable portion is deformable in a first direction and a second direction, and the second direction is perpendicular to the first direction.
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公开(公告)号:US12223903B2
公开(公告)日:2025-02-11
申请号:US18534793
申请日:2023-12-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Xueling Gao , Chengchung Yang , Tieshi Wang , Jintao Peng
IPC: G09G3/3233
Abstract: A pixel circuit, a display panel, a display apparatus and a driving method. The pixel circuit includes a data signal writing module, a driving module, a threshold compensation transistor, a first power voltage writing module and a light-emitting module, wherein the driving module includes a driving transistor.
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公开(公告)号:US12199105B2
公开(公告)日:2025-01-14
申请号:US18021902
申请日:2022-05-24
Applicant: BOE Technology Group Co., Ltd.
Inventor: Zhiqiang Xu , Weixing Liu , Chunfang Zhang , Wanpeng Teng , Jintao Peng , Kai Guo , Meirong Lu
IPC: G02F1/1343 , G02F1/133 , G02F1/13357 , G02F1/1362 , G02F1/1368 , H01L27/12
Abstract: The embodiment of the present disclosure provides a display panel, which includes an array substrate, a counter substrate and a spacer. The array substrate includes a base substrate and a plurality of signal lines on the base substrate. The plurality of signal lines include a plurality of first signal lines and a plurality of second signal lines. The plurality of first signal lines and the plurality of second signal lines intersect each other to define a plurality of first regions. The plurality of first regions include a plurality of first pixel regions, at least one second pixel region and at least one redundant region. The first signal line extends along a first direction, the second signal line includes a body portion extending along a second direction, at least one second signal line further includes a bending portion connected to the body portion.
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