Patent Number: 6,166,489

Title: Light emitting device using dual light emitting stacks to achieve full-color emission

Abstract: Light emitting devices including at least one pixel comprising a first light emitting stack and a second light emitting stack placed side-by-side. The first and second light emitting stacks each comprise a first OLED and a second OLED over the first OLED. The first light emitting stack further includes a downconversion layer under the first OLED. Together, the first and second stacks are capable of emitting any visible color of light.

Inventors: Thompson; Mark (Anaheim, CA), Forrest; Stephen R. (Princeton, NJ), Gu; Gong (Princeton, NJ)

Assignee: The Trustees of Princeton University

International Classification: H01L 27/28 (20060101); H01L 27/32 (20060101); H01L 51/50 (20060101); H01J 001/62 ()

Expiration Date: 12/26/2017