US 12,141,385 B2
Light emitting display device with integrated touch screen
YeonGyeong Bae, Goyang-si (KR); and Jonghyun Han, Seoul (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Nov. 2, 2023, as Appl. No. 18/500,649.
Application 18/500,649 is a continuation of application No. 18/450,675, filed on Aug. 16, 2023.
Application 18/450,675 is a continuation of application No. 17/872,666, filed on Jul. 25, 2022, granted, now 11,762,491, issued on Sep. 19, 2023.
Application 17/872,666 is a continuation of application No. 17/362,202, filed on Jun. 29, 2021, granted, now 11,429,219, issued on Aug. 30, 2022.
Claims priority of application No. 10-2020-0080468 (KR), filed on Jun. 30, 2020.
Prior Publication US 2024/0061523 A1, Feb. 22, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G06F 3/044 (2006.01); G06F 3/041 (2006.01); H10K 50/84 (2023.01); H10K 50/844 (2023.01); H10K 59/121 (2023.01); H10K 59/122 (2023.01); H10K 59/40 (2023.01)
CPC G06F 3/0412 (2013.01) [G06F 3/0445 (2019.05); H10K 50/844 (2023.02); H10K 50/846 (2023.02); H10K 59/121 (2023.02); H10K 59/122 (2023.02); H10K 59/40 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display device, comprising:
a flexible substrate including a first area that displays an image and a second area that does not display the image;
an opening in the second area, the opening passing through the flexible substrate;
at least one dam on the flexible substrate;
an encapsulation unit that overlaps the at least one dam, the encapsulation unit including an inorganic layer and an organic layer;
a plurality of touch electrodes on the encapsulation unit in the first area, the plurality of touch electrodes comprising a first portion including a plurality of holes and a second portion, wherein the first portion is configured to receive a touch driving signal;
a plurality of touch routing lines that are connected to the plurality of touch electrodes and overlap the at least one dam, the plurality of touch routing lines supplying the touch driving signal to the plurality of touch electrodes; and
a touch buffer layer between the encapsulation unit and the plurality of touch electrodes.