Patent · US Expired

White-emitting microcavity OLED device

US7268485B2 · kind B2 · utility

73Cited by
12References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 7, 2003
Grant dateSep 11, 2007
Priority date
Expiry dateSep 9, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K85/649

Abstract

A white light emitting OLED apparatus includes a microcavity OLED device and a light-integrating element, wherein the microcavity OLED device has a white light emitting organic EL element and the microcavity OLED device is configured to have angular-dependent narrow-band emission, and the light-integrating element integrates the angular-dependent narrow-band emission from different angles from the microcavity OLED device to form white light emission.

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