US 12,216,855 B2
Touch display device
SeungRok Shin, Gyeonggi-do (KR); Sangkyu Kim, Gyeonggi-do (KR); Yoonnara Jang, Seoul (KR); Jeonghoon Lee, Gyeonggi-do (KR); and DeukSu Lee, Seoul (KR)
Assigned to LG Display Co., Ltd., (KR)
Filed by LG DISPLAY CO., LTD., Seoul (KR)
Filed on Dec. 19, 2022, as Appl. No. 18/083,605.
Claims priority of application No. 10-2021-0193366 (KR), filed on Dec. 30, 2021.
Prior Publication US 2023/0214050 A1, Jul. 6, 2023
Int. Cl. G06F 3/041 (2006.01); G06F 3/044 (2006.01)
CPC G06F 3/04164 (2019.05) [G06F 3/0443 (2019.05); G06F 3/0446 (2019.05); G06F 3/0412 (2013.01); G06F 2203/04107 (2013.01); G06F 2203/04111 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A touch display device, comprising:
a plurality of light-emitting elements disposed on an active area of a display panel;
an encapsulation layer disposed on the plurality of light-emitting elements;
a plurality of X-touch electrode lines on the encapsulation layer, comprising two or more X-touch electrodes electrically connected to each other along a first direction, and disposed on each of a plurality of sub-areas included in the active area separately;
a plurality of Y-touch electrode lines on the encapsulation layer, comprising two or more Y-touch electrodes electrically connected to each other along a second direction crossing the first direction, and disposed on each of the plurality of sub-areas separately; and
a plurality of touch routing lines electrically connected to one of the plurality of X-touch electrode lines and the plurality of Y-touch electrode lines, wherein the plurality of sub-areas include:
a plurality of boundary sub-areas having a boundary positioned on a first boundary of a first side of the active area or a second boundary of a second side opposing the first side, and
at least one central sub-area positioned between two of the plurality of boundary sub-areas, at least one of the plurality of boundary sub-area including a plurality of X-touch routing lines, wherein a part of at least one of the plurality of X-touch routing lines is electrically connected to one of the plurality of X-touch electrode lines,
wherein the plurality of X-touch electrode lines in the at least one central sub-area are connected to two or more of the plurality of X-touch routing lines on both sides of the at least one central sub-area.