公开(公告)号：US11647649B2

公开(公告)日：2023-05-09

申请号：US17119712

申请日：2020-12-11

Applicant: LG Display Co., Ltd.

Inventor： Seong-Hyun Kim ,  Jae-Ki Lee ,  Jeong-Won Lee ,  Chang-Yong Gong

IPC: H01L27/32

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L27/3216

Abstract: An organic light emitting display device includes a substrate including a display area and a non-display area, the display area including a plurality of sub-pixels; an overcoat layer disposed on the substrate; first electrodes disposed on the overcoat layer and in the sub-pixels; a first bank disposed in the display area and the non-display area and including first openings, the first openings respectively exposing the first electrodes; a second bank disposed on the first bank and including second openings in the display area, third openings in the non-display area and fourth openings, the second openings exposing the plurality of first electrodes arranged in the display area, the third openings exposing the first openings arranged in the non-display area, and the fourth openings connecting the second openings and the third openings; and an organic light emitting layer disposed in each of the second openings, the third openings and the fourth openings.

公开(公告)号：US09972251B2

公开(公告)日：2018-05-15

申请号：US15217143

申请日：2016-07-22

Applicant: LG DISPLAY CO., LTD.

Inventor： Ho-Jin Ryu ,  Seong-Hyun Kim

IPC: G09G3/30 ,  G09G3/3266 ,  G09G3/3233 ,  G09G3/3291 ,  G09G3/20

CPC classification number: G09G3/3266 ,  G09G3/2081 ,  G09G3/3233 ,  G09G3/3291 ,  G09G2310/0205 ,  G09G2310/0251 ,  G09G2320/045

Abstract: Disclosed is a method of driving an organic light emitting diode display that includes a first organic light emitting diode, and a first driving circuit to operate the first organic light emitting diode, the method includes supplying a first gate pulse and a second gate pulse to a first gate line connected to the first driving circuit, and supplying a first data signal and a first compensation signal to a data line connected to the first driving circuit.