White-light-emitting microcavity OLED device

摘要

PROBLEM TO BE SOLVED: To provide a white OLED device with high luminous efficiency.;SOLUTION: A white light emitting OLED device includes a microcavity OLED device and an optical integrating element, wherein the microcavity OLED device has a white light emitting organic EL element and the microcavity OLED device is configured so as to have angular-dependent narrow-band emission, and the optical integrating element integrates the angular-dependent narrow-band emission from different angles from the microcavity OLED device to form white light emission.;COPYRIGHT: (C)2011,JPO&INPIT