US 11,054,950 B2
Display device and touch sensor
Tae Yong Eom, Suwon-si (KR); Ki Cheol Kim, Yongin-si (KR); Jae Yoon Chang, Hwaseong-si (KR); Won Kyu Kwak, Seongnam-si (KR); and Young Bae Jung, Cheonan-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Jan. 1, 2020, as Appl. No. 16/732,327.
Claims priority of application No. 10-2019-0019907 (KR), filed on Feb. 20, 2019.
Prior Publication US 2020/0264715 A1, Aug. 20, 2020
Int. Cl. G06F 3/044 (2006.01); G06F 3/041 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01)
CPC G06F 3/044 (2013.01) [G06F 3/0412 (2013.01); H01L 27/323 (2013.01); H01L 27/3244 (2013.01); H01L 51/0096 (2013.01); H01L 51/5246 (2013.01); H01L 51/5284 (2013.01)] 25 Claims
OG exemplary drawing
 
1. A display device comprising:
a first substrate in which a display area and a peripheral area around the display area are defined;
an element layer which is located on the first substrate and comprises a first light emitting element located in the display area and a second light emitting element at least partially located in the peripheral area; and
a touch sensor which is located on the element layer,
wherein the touch sensor comprises:
a touch electrode portion which is located in the display area and overlaps the first light emitting element;
a touch signal line which is located in the peripheral area and is connected to the touch electrode portion; and
a light transmission control pattern portion which is located in the peripheral area, overlaps the second light emitting element, and extends along a boundary between the display area and the peripheral area,
wherein the light transmission control pattern portion comprises an opaque conductive material, and
wherein a portion of the light transmission control pattern portion is disposed between the touch signal line and the touch electrode portion in a plan view.