公开(公告)号：US20230215307A1

公开(公告)日：2023-07-06

申请号：US17977453

申请日：2022-10-31

Applicant: LG Display Co., Ltd.

Inventor： Yi Yeon HWANG ,  Sung Wook CHOI ,  Kil Hwan OH

IPC: G09G3/00 ,  G09G3/3258

CPC classification number: G09G3/006 ,  G09G3/3258 ,  G09G2330/12 ,  G09G2330/10

Abstract: A light emitting display device can include a display panel configured to display an image; a driver configured to drive the display panel; a controller configured to control the driver; and a defect sensing circuit configured to sense a current through a driving voltage line transmitting a driving voltage for driving of the display panel, and output a sensing value based on the current for determining whether an element in a subpixel of the display panel is defective.

公开(公告)号：US20230180554A1

公开(公告)日：2023-06-08

申请号：US17980472

申请日：2022-11-03

Applicant: LG Display Co., Ltd.

Inventor： Jong Sin PARK ,  Hee Young CHAE ,  Sung Won LEE ,  Yi Yeon HWANG

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3276 ,  H01L51/56 ,  H01L2227/323

Abstract: The present disclosure provides a light emitting display device including a low-level voltage power line configured to transmit a low-level voltage, a data line configured to transmit a data voltage, a gate line configured to transmit a gate signal, and a subpixel connected to the low-level voltage power line, the data line and the gate line. The subpixel includes a capacitor overlapping with the low-level voltage power line.