Invention Grant
- Patent Title: Gate driving circuit and display device
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Application No.: US18386179Application Date: 2023-11-01
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Publication No.: US12243499B2Publication Date: 2025-03-04
- Inventor: Youngjun Choi , Sojung 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: Morgan, Lewis & Bockius LLP
- Priority: KR10-2022-0176508 20221216
- Main IPC: G09G3/36
- IPC: G09G3/36 ; G09G3/32 ; G09G3/3266

Abstract:
The present disclosure provides a gate driving circuit and a display device. An nth stage circuit among a plurality of stage circuits included in a gate driving circuit according to embodiments of the disclosure may include a scan output buffer circuit configured to output a scan signal according to voltages of a Q node and a Qb node, a control circuit including a plurality of transistors to control the voltages of the Q node and the Qb node, the plurality of transistors including a first Q node discharge transistor turned on or off by the voltage of the Qb node to control connection between the Q node and a low-potential voltage node, and a body bias circuit configured to supply a body bias voltage to a body of a first Q node discharge transistor.
Public/Granted literature
- US20240203375A1 GATE DRIVING CIRCUIT AND DISPLAY DEVICE Public/Granted day:2024-06-20
Information query
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