US 12,443,320 B2
Touch display device and display panel
Wooram Oh, Paju-si (KR); JeHyung Park, Paju-si (KR); KyungSu Ha, Paju-si (KR); Dayeong Lee, Paju-si (KR); and SeungHo Park, Paju-si (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Apr. 2, 2024, as Appl. No. 18/625,117.
Application 18/625,117 is a continuation of application No. 17/893,035, filed on Aug. 22, 2022, granted, now 12,001,639.
Claims priority of application No. 10-2021-0111090 (KR), filed on Aug. 23, 2021.
Prior Publication US 2024/0264711 A1, Aug. 8, 2024
Int. Cl. G06F 3/044 (2006.01); G02F 1/1333 (2006.01); G06F 3/041 (2006.01); H10K 59/122 (2023.01); H10K 59/40 (2023.01)
CPC G06F 3/0446 (2019.05) [G06F 3/04164 (2019.05); G02F 1/13338 (2013.01); G06F 3/0412 (2013.01); G06F 2203/04111 (2013.01); G06F 2203/04112 (2013.01); H10K 59/122 (2023.02); H10K 59/40 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A touch display device comprising:
a display panel having an active area and a non-active area, the display panel comprising:
a Y-touch electrode in the non-active area and electrically connected to a Y-touch line, wherein the Y-touch line extends in the non-active area;
a Y-touch bridge line configured to electrically connect to at least one contact hole in the non-active area; and
a touch driving circuit configured to supply a touch driving signal to the Y-touch electrode through the Y-touch line and to sense a touch by detecting the touch sensing signal from the Y-touch electrode through the Y-touch line.