公开(公告)号：US20220171498A1

公开(公告)日：2022-06-02

申请号：US17488855

申请日：2021-09-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Wooram OH ,  JeHyung Park ,  Hanbin Lee

IPC: G06F3/044 ,  G06F3/041

Abstract: The present disclosure relates to a touch display device including a display panel in which a plurality of touch electrode lines including a plurality of X-touch electrode lines extending to a first direction and a plurality of Y-touch electrode lines extending to a second direction, and a plurality of subpixels are disposed; a touch driving circuit for supplying a touch driving signal to the display panel and sensing a touch by detecting a touch sensing signal; at least one or more pseudo touch routing lines disposed along a non-display area of the display panel; and a plurality of pseudo touch electrode lines extending from the at least one or more pseudo touch routing lines and spaced apart from each other at a reference interval.

公开(公告)号：US11662868B2

公开(公告)日：2023-05-30

申请号：US17488855

申请日：2021-09-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Wooram Oh ,  JeHyung Park ,  Hanbin Lee

IPC: G06F3/044 ,  G06F3/041

CPC classification number: G06F3/0446 ,  G06F3/04166 ,  G06F3/04184 ,  G06F2203/04111

Abstract: The present disclosure relates to a touch display device including a display panel in which a plurality of touch electrode lines including a plurality of X-touch electrode lines extending to a first direction and a plurality of Y-touch electrode lines extending to a second direction, and a plurality of subpixels are disposed; a touch driving circuit for supplying a touch driving signal to the display panel and sensing a touch by detecting a touch sensing signal; at least one or more pseudo touch routing lines disposed along a non-display area of the display panel; and a plurality of pseudo touch electrode lines extending from the at least one or more pseudo touch routing lines and spaced apart from each other at a reference interval.