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公开(公告)号：US20240408701A1
公开(公告)日：2024-12-12
申请号：US18697275
申请日：2023-07-24
Inventor： Wei Zhang , Pengju Hu , Yang Yu , Junchao Lu
Abstract: The present disclosure provides a welding-pad repair device and a welding-pad repair method. The device includes: a de-soldering component, an insulating layer removal component and a cleaning component; a welding-pad coating mechanism for forming an initial welding pad, where the welding-pad coating mechanism includes a coating component and a curing component; and a welding-pad encapsulation mechanism for performing an encapsulation operation on a welding pad and a circuit exposed at a periphery of the initial welding pad to form a new welding pad having a predetermined exposure pattern. Embodiments of the present disclosure provide a welding-pad repair device and a welding-pad repair method capable of effectively repairing defective pads before and after dies are bonded, thereby solving problems of low product yield and high cost caused by defective welding pads.
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公开(公告)号：US12118946B2
公开(公告)日：2024-10-15
申请号：US18004899
申请日：2022-02-16
Inventor： Guanghua Xu , Yang Yu , Taofeng Xie
IPC: G09G3/3266 , G09G3/3233 , H10K59/121
CPC classification number: G09G3/3266 , G09G3/3233 , H10K59/1213 , G09G2300/0408 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/08 , G09G2320/045 , G09G2330/021
Abstract: A scan circuit is provided, including first, second and third control signal driving circuits; wherein, in a first region, the first control signal driving circuit includes L stages, L being an integer ≥1; in a second region, the second control signal driving circuit includes M1 stages and the third control signal driving circuit includes M2 stages, M1, M2 each being an integer ≥1; in a third region, the first control signal driving circuit includes N1 stages, the second control signal driving circuit includes N2 stages, and the third control signal driving circuit includes N3 stages, N1, N2, N3 each being an integer ≥2; and the first region, the second region, and the third region surround a first portion, a second portion, and a third portion of a perimeter of a display region, respectively, the first portion, the second portion, and the third portion being at least partially non-overlapping.
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公开(公告)号：US12096655B2
公开(公告)日：2024-09-17
申请号：US17310405
申请日：2020-09-30
Inventor： Bingqiang Gui , Yang Yu , Peng Huang , Tao Gao , Wenqiang Li , Ke Liu
IPC: H10K59/121 , H10K50/86 , H10K59/12
CPC classification number: H10K59/1213 , H10K50/865 , H10K59/1216 , H10K59/1201
Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes: a base substrate; and a first transistor on the base substrate. The first transistor includes a first active layer, a first bottom gate electrode between the base substrate and the first active layer, and a first top gate electrode on a side of the first active layer away from the base substrate. A third gate insulating layer is provided between the first bottom gate electrode and the first active layer. The first active layer contains an oxide semiconductor material, and the third gate insulating layer contains a silicon oxide material. A surface of the first bottom gate electrode away from the base substrate is in direct contact with the silicon oxide material, and a surface of the first active layer close to the base substrate is in direct contact with the silicon oxide material.
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公开(公告)号：US20240233631A1
公开(公告)日：2024-07-11
申请号：US18246047
申请日：2022-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Baoyun Wu , Yang Yu , Yuanzhang Zhu , Xuesong Tian , Xinbin Han , Shiming Shi , Hui Zhao , Hualing Yang
IPC: G09G3/3225
CPC classification number: G09G3/3225 , G09G2300/0819 , G09G2300/0842 , G09G2310/08 , G09G2320/0252 , G09G2340/0435 , G09G2370/00
Abstract: A display controller, a display device, a display system, and a control method are provided. The display controller includes: a flag-signal circuit configured to send a flag-signal to an application processor; an image processing circuit configured to obtain second current image data in response to receiving first current image data from the application processor, wherein the first current image data is sent by the application processor in response to receiving the flag-signal sent from the flag-signal circuit; and a drive circuit configured to generate a first drive control signal in response to receiving the second current image data from the image processing circuit.
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公开(公告)号：US20220320212A1
公开(公告)日：2022-10-06
申请号：US17310405
申请日：2020-09-30
Inventor： Bingqiang Gui , Yang Yu , Peng Huang , Tao Gao , Wenqiang Li , Ke Liu
Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes: a base substrate; and a first transistor on the base substrate. The first transistor includes a first active layer, a first bottom gate electrode between the base substrate and the first active layer, and a first top gate electrode on a side of the first active layer away from the base substrate. A third gate insulating layer is provided between the first bottom gate electrode and the first active layer. The first active layer contains an oxide semiconductor material, and the third gate insulating layer contains a silicon oxide material. A surface of the first bottom gate electrode away from the base substrate is in direct contact with the silicon oxide material, and a surface of the first active layer close to the base substrate is in direct contact with the silicon oxide material.
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Patent Agency Ranking
公开(公告)号：US20240249686A1
公开(公告)日：2024-07-25
申请号：US18004899
申请日：2022-02-16
Inventor： Guanghua Xu , Yang Yu , Taofeng Xie
IPC: G09G3/3266 , G09G3/3233 , H10K59/121
CPC classification number: G09G3/3266 , G09G3/3233 , H10K59/1213 , G09G2300/0408 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/08 , G09G2320/045 , G09G2330/021
Abstract: A scan circuit is provided, including first, second and third control signal driving circuits; wherein, in a first region, the first control signal driving circuit includes L stages, L being an integer ≥1; in a second region, the second control signal driving circuit includes M1 stages and the third control signal driving circuit includes M2 stages, M1, M2 each being an integer ≥1; in a third region, the first control signal driving circuit includes N1 stages, the second control signal driving circuit includes N2 stages, and the third control signal driving circuit includes N3 stages, N1, N2, N3 each being an integer ≥2; and the first region, the second region, and the third region surround a first portion, a second portion, and a third portion of a perimeter of a display region, respectively, the first portion, the second portion, and the third portion being at least partially non-overlapping.
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公开(公告)号：US11950456B2
公开(公告)日：2024-04-02
申请号：US17437936
申请日：2020-10-27
Inventor： Yipeng Chen , Ling Shi , Wenqiang Li , Shuai Xie , Yang Yu
IPC: H10K59/121 , H10K59/131
CPC classification number: H10K59/1213 , H10K59/131
Abstract: This disclosure provides an array substrate and a display device. In the array substrate, the pixel driving circuit includes a driving transistor, a first transistor and a second transistor. The driving transistor and the first transistor are P-type transistors, and the second transistor is N-type transistor. The array substrate also includes a base substrate, and a first conductive layer arranged at a side of the base substrate and including: a first conductive portion forming a gate electrode of the driving transistor; a first gate line at a side of the first conductive portion, a part of the first gate line being configured to form a gate electrode of the first transistor; and a second gate line at a side of the first gate line away from the first conductive portion, a part of the second gate line being configured to form a first gate electrode of the second transistor.
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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.
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公开(公告)号：US11651614B2
公开(公告)日：2023-05-16
申请号：US17431437
申请日：2021-02-24
Inventor： Ke Liu , Ling Shi , Yang Yu , Bingqiang Gui
IPC: G06V40/13 , G09G3/3275
CPC classification number: G06V40/1306 , G09G3/3275 , G09G2300/0426 , G09G2330/028 , G09G2354/00
Abstract: Provided are a pixel driving circuit, a driving method thereof and a display panel. The pixel driving circuit includes a pixel driving module, an ultrasonic driving unit, an ultrasonic sensing unit and a signal acquisition unit. The pixel driving module is configured to drive a light-emitting unit to emit light; the ultrasonic driving unit is configured to provide a signal of a second signal terminal to a first node under control of the second signal terminal; the ultrasonic sensing unit is configured to transmit ultrasonic waves according to signals of the first node and a third power supply terminal, receive reflected ultrasonic echoes and generate a first induction signal at the first node; the signal acquisition unit is configured to output a second induction signal to an output terminal according to a first power supply terminal and first induction signal of the first node under control of the first node.
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公开(公告)号：US20190253545A1
公开(公告)日：2019-08-15
申请号：US16133413
申请日：2018-09-17
Inventor： Yang Yu , Jiamin Liao , Shijian Luo , Tao Luo , Heyuan Qiu , Xiaowei Liu , Haiguang Li , Fan Chen
CPC classification number: H04M1/19 , G10L15/063 , G10L17/04 , H03G1/02
Abstract: A muffling device includes an acquisition circuit, configured to obtain reference sound wave information of a user. The muffling device includes a modulation circuit, configured to analyze an acoustic wave characteristic of the reference sound wave information to obtain a characteristic parameter of the reference sound wave information. The muffling device includes a muffling circuit, configured to generate compensated sound wave information according to the characteristic parameter of the reference sound wave information. The muffling device includes a correction circuit, configured to compare muffed sound wave information superimposed by the compensated sound wave information and the reference sound wave information with the reference sound wave information, and feed back a comparison result to the muffling circuit. The muffling circuit can adjust the compensated sound wave information according to a fed back comparison result. The muffling device includes an output circuit, configured to output adjusted compensated sound wave information.
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