LG Display Co., Ltd.
Organic light emitting display device

Abstract:

Disclosed is an organic light emitting display device. The organic light emitting display device includes a first electrode on the first pixel and the second pixel, a hole transport layer on the first electrode, a first emission layer on the hole transport layer in correspondence with the first pixel, a second emission layer on the hole transport layer in correspondence with the second pixel, an exciton confinement layer on the first emission layer and the second emission layer, and a second electrode on the exciton confinement layer. The second emission layer includes a mixed host and an electron-type host.