Top emission AMOLED displays using two emissive layers

US10243023B2 · kind B2 · utility

Assignee

• UNIVERSAL DISPLAY CORPORATION · US

Inventors

• Michael Hack · Sabre City, US
• Michael S. Weaver · Princeton, US
• Ruiqing Ma · Morristown, US
• William E. Quinn · Boulder, US
• Gregory McGraw · Yardley, US

Key dates

• Filing date: Apr 28, 2015
• Grant date: Mar 26, 2019
• Expiry date: Apr 28, 2035

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2102/3026

Abstract

Full-color pixel arrangements for use in devices such as OLED displays are provided, in which multiple sub-pixels are configured to emit different colors of light, with each sub-pixel having a different optical path length than some or all of the other sub-pixels within the pixel.