US 11,789,574 B2
Light emitting display apparatus
Youngjun Choi, Paju-si (KR); SangWook Lee, Paju-si (KR); and Yongseon Shin, Paju-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG DISPLAY CO., LTD, Seoul (KR)
Filed on Dec. 1, 2021, as Appl. No. 17/539,773.
Claims priority of application No. 10-2020-0182238 (KR), filed on Dec. 23, 2020.
Prior Publication US 2022/0197441 A1, Jun. 23, 2022
Int. Cl. G06F 3/044 (2006.01); G06F 3/041 (2006.01)
CPC G06F 3/0446 (2019.05) [G06F 3/04164 (2019.05); G06F 3/04166 (2019.05); G06F 2203/04104 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A light emitting display apparatus comprising:
a substrate;
touch electrodes provided on the substrate;
touch lines provided on the substrate;
a cover layer covering the touch electrodes and the touch lines;
a light emitting driving layer provided on an upper end of the cover layer; and
a touch driver connected with the touch lines,
wherein at least two touch electrodes are connected to one touch line, and areas of the at least two touch electrodes are different from each other; and
wherein, when the same touch driving voltage is supplied to the at least two touch electrodes, a size of a touch signal from the at least two touch electrodes corresponds to touch input in the at least two touch electrodes, and
wherein each of the touch electrodes includes touch electrode lines provided on the substrate, and areas of the touch electrode lines provided in each of the at least two touch electrodes connected to one touch line are different from each other.