Patent · US Active

Display apparatus

US11562678B2 · kind B2 · utility

2Cited by
3References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 2020
Grant dateJan 24, 2023
Priority date
Expiry dateApr 24, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K2102/331
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A display apparatus that includes an OLED (organic light-emitting device) substrate including a first blue light-emitting unit, a green light-emitting unit, and a second blue light-emitting unit which are stacked; and a color controller provided on the OLED substrate to adjust color of a light generated from the OLED substrate.

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