US 12,254,152 B2
Touch display device
Ruda Rhe, Seoul (KR); DeukSu Lee, Seoul (KR); and JaeGyun Lee, Seoul (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Jul. 25, 2023, as Appl. No. 18/358,869.
Claims priority of application No. 10-2022-0097319 (KR), filed on Aug. 4, 2022.
Prior Publication US 2024/0045540 A1, Feb. 8, 2024
Int. Cl. G06F 3/041 (2006.01); G06F 3/044 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01); G09G 3/3233 (2016.01)
CPC G06F 3/04164 (2019.05) [G06F 3/0412 (2013.01); G06F 3/0446 (2019.05); G06F 2203/04111 (2013.01); G09G 3/3233 (2013.01); G09G 2300/0842 (2013.01); G09G 2300/0861 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A touch display device, comprising:
a substrate including an active area including a plurality of sub areas and configured to allow images to be displayed, and a non-active area positioned outside the active area and configured not to allow images to be displayed;
a plurality of light emitting elements on the substrate;
an encapsulation layer on the plurality of light emitting elements;
a plurality of touch electrodes disposed in the active area, positioned on the encapsulation layer, and separately disposed in the plurality of sub areas;
a plurality of touch routing lines each electrically connected with at least one of the plurality of touch electrodes; and
at least one first X-touch electrode external connection structure positioned on a layer different from a layer where the plurality of first Y-touch electrodes are disposed, each crossing at least one of the plurality of first Y-touch electrodes, and each electrically connected with two or more of the plurality of first X-touch electrodes,
wherein the plurality of sub areas include a first sub area and a second sub area,
wherein at least one of a plurality of first X-touch electrodes positioned in the first sub area is electrically connected with at least one of a plurality of second X-touch electrodes positioned in the second sub area, and
wherein a plurality of first Y-touch electrodes positioned in the first sub area are each electrically separated from a plurality of second Y-touch electrodes positioned in the second sub area.