Invention Grant
- Patent Title: GOA circuit and display panel
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Application No.: US16757504Application Date: 2020-03-13
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Publication No.: US11361725B2Publication Date: 2022-06-14
- Inventor: Jing Zhu
- Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Applicant Address: CN Guangdong
- Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Current Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Current Assignee Address: CN Guangdong
- Agency: Dickinson Wright PLLC
- Priority: CN202010106545.6 20200221
- International Application: PCT/CN2020/079145 WO 20200313
- International Announcement: WO2021/164076 WO 20210826
- Main IPC: G09G3/36
- IPC: G09G3/36

Abstract:
A GOA circuit is provided and includes a plurality of GOA sub circuits which are cascaded. An Nth GOA sub circuit of the GOA sub circuits includes: a cascade control unit configured to generate a first drive signal according to an (N−3)th scan signal and an (N−3)th cascade signal; a cascade signal generation unit connected to the cascade control unit; a first scan drive unit connected to the cascade control unit and a first low voltage level signal; and a second scan drive unit connected to the cascade control unit and the first low voltage level signal.
Public/Granted literature
- US20210407452A1 GOA CIRCUIT AND DISPLAY PANEL Public/Granted day:2021-12-30
Information query
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