Invention Grant
- Patent Title: Gate driving circuit and display device using the same
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Application No.: US17879052Application Date: 2022-08-02
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Publication No.: US11798497B2Publication Date: 2023-10-24
- Inventor: Sanghyun Lim , Nakwoo Kim , Donghyang Lee
- Applicant: LG DISPLAY CO., LTD.
- Applicant Address: KR Seoul
- Assignee: LG DISPLAY CO., LTD.
- Current Assignee: LG DISPLAY CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: POLSINELLI PC
- Priority: KR 20190178577 2019.12.30
- Main IPC: G09G3/3291
- IPC: G09G3/3291 ; G09G3/3266

Abstract:
A gate driving circuit includes a Q node controller generating a voltage of a Q node by using a first clock, a second clock, a third clock, and a start signal; a QB node controller generating a voltage of a QB node by using the second clock and the third clock; and an output part including a pull-up TFT and a pull-down TFT and generating an output signal including a first pulse interval, of a gate-on voltage, synchronized with a part of the first clock according to the voltages of the Q node and the QB node.
Public/Granted literature
- US20220375417A1 GATE DRIVING CIRCUIT AND DISPLAY DEVICE USING THE SAME Public/Granted day:2022-11-24
Information query
IPC分类: