公开(公告)号：US12207520B2

公开(公告)日：2025-01-21

申请号：US17562491

申请日：2021-12-27

Applicant: LG DISPLAY CO., LTD.

Inventor： Hong Seok Choi ,  Chun Ki Kim ,  Ahn Ki Kim ,  Kyung Hoon Han

IPC: H01L27/32 ,  H10K59/122 ,  H10K59/38

Abstract: A light-emitting device includes a light-emitting layer between a first electrode and a second electrode, he light emitted from the light-emitting device may display a white color, the light-emitting layer may include a plurality of emission stacks, each of the emission stacks includes at least one emission material layer, one of the emission stacks may include a stacked structure of a red emission material layer and a blue emission material layer, thus improving the white balance and increasing color viewing angle.