公开(公告)号：US11789574B2

公开(公告)日：2023-10-17

申请号：US17539773

申请日：2021-12-01

Applicant: LG DISPLAY CO., LTD

Inventor： Youngjun Choi ,  SangWook Lee ,  Yongseon Shin

IPC: G06F3/044 ,  G06F3/041

CPC classification number: G06F3/0446 ,  G06F3/04164 ,  G06F3/04166 ,  G06F2203/04104

Abstract: A light emitting display apparatus is provided, in which at least two touch electrodes are connected with a touch driver through a single touch line and their areas are different from each other, and the light emitting display apparatus comprises a substrate, touch electrodes provided on the substrate, touch lines provided on the substrate, a cover layer covering the touch electrodes and the touch lines, a light emitting driving layer provided on an upper end of the cover layer, and a touch driver connected with the touch lines, wherein at least two touch electrodes are connected to one touch line, and areas of at least two touch electrodes connected to one touch line are different from each other.

公开(公告)号：US12080234B2

公开(公告)日：2024-09-03

申请号：US18077611

申请日：2022-12-08

Applicant: LG Display Co., Ltd.

Inventor： MunChae Yoon ,  SangWook Lee ,  JeongHyeon Choi

IPC: G09G3/3266 ,  G09G3/3233 ,  G09G3/32

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G3/32 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/0202 ,  G09G2310/0267 ,  G09G2310/08 ,  G09G2320/0257 ,  G09G2320/0261

Abstract: A display device may comprise a substrate, a plurality of driving transistors on the substrate, a plurality of anode electrodes connected with the plurality of driving transistors, a light emitting layer on the plurality of anode electrodes, and a plurality of split cathode electrodes on the light emitting layer. Each of the plurality of split cathode electrodes may alternate between a first state applied with a cathode voltage and a second state of floating not applied with the cathode voltage.

公开(公告)号：US20230186854A1

公开(公告)日：2023-06-15

申请号：US18077611

申请日：2022-12-08

Applicant: LG Display Co., Ltd.

Inventor： MunChae Yoon ,  SangWook Lee ,  JeongHyeon Choi

IPC: G09G3/3233 ,  G09G3/3266

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G2300/0426 ,  G09G2310/0202 ,  G09G2310/0267 ,  G09G2310/08 ,  G09G2300/0842 ,  G09G2300/0408 ,  G09G2320/0257 ,  G09G2320/0261 ,  G09G3/32

Abstract: A display device may comprise a substrate, a plurality of driving transistors on the substrate, a plurality of anode electrodes connected with the plurality of driving transistors, a light emitting layer on the plurality of anode electrodes, and a plurality of split cathode electrodes on the light emitting layer. Each of the plurality of split cathode electrodes may alternate between a first state applied with a cathode voltage and a second state of floating not applied with the cathode voltage.