Patent · US Active

Gate driving circuit and display device

US12243499B2 · kind B2 · utility

0Cited by
0References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 1, 2023
Grant dateMar 4, 2025
Priority date
Expiry dateNov 1, 2043

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2320/0295
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.