Invention Grant
- Patent Title: Gate driving circuit and driving method thereof, display panel and display device
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Application No.: US17052251Application Date: 2020-04-08
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Publication No.: US11776443B2Publication Date: 2023-10-03
- Inventor: Jing Zhao , Xu Su , Shuang Zhao , Jigang Sun
- Applicant: Ordos Yuansheng Optoelectronics Co., Ltd. , BOE TECHNOLOGY GROUP CO., LTD.
- Applicant Address: CN Inner Mongolia
- Assignee: Ordos Yuansheng Optoelectronics Co., Ltd.,BOE TECHNOLOGY GROUP CO., LTD.
- Current Assignee: Ordos Yuansheng Optoelectronics Co., Ltd.,BOE TECHNOLOGY GROUP CO., LTD.
- Current Assignee Address: CN Inner Mongolia; CN Beijing
- Agency: HOUTTEMAN LAW LLC
- Priority: CN 1910420435.4 2019.05.20
- International Application: PCT/CN2020/083659 2020.04.08
- International Announcement: WO2020/233265A 2020.11.26
- Date entered country: 2020-11-02
- Main IPC: G09G3/20
- IPC: G09G3/20

Abstract:
There is provided a gate driving circuit including cascaded Gate Driver On Array (GOA) units, each GOA unit drives a row of pixels and includes a starting sub-unit, an output sub-unit and an output terminal, in the GOA unit at a first stage, the starting sub-unit is coupled with a starting signal, a first control signal, a second control signal and a constant voltage potential, and the output sub-unit is coupled with a first clock signal and a first power supply signal; in the GOA unit at an nth stage, the starting sub-unit is coupled with the starting signal, the first control signal, the second control signal and the output terminal of the GOA unit at an (n−1)th stage, the output sub-unit is coupled with the first power supply signal and the output terminal of the GOA unit at an (n+1)th stage, n is an integer greater than 1.
Public/Granted literature
- US20230098375A1 GATE DRIVING CIRCUIT AND DRIVING METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE Public/Granted day:2023-03-30
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