Patent · US Active

Light-emission control signal generation circuitry and method, and display device

US11990073B2 · kind B2 · utility

0Cited by
0References
20Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 9, 2021
Grant dateMay 21, 2024
Priority date
Expiry dateJun 9, 2041

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B20/40
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The present disclosure provides a light-emission control signal generation circuitry, a light-emission control signal generation method and a display device. The light-emission control signal generation circuitry includes a first control node control circuitry, a second control node control circuitry, a first node control circuitry, a second node control circuitry and an output circuitry. The first control node control circuitry is configured to control a potential at a first control node to be a first voltage at a first stage; the second control node control circuitry is configured to control a second control node to be electrically decoupled from the first control node at the first stage; and the output circuitry is configured to generate a light-emission control signal under the control of a potential at a first node and a potential at a second node.

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