US 11,870,025 B2
Display device
Jin Taek Kim, Yongin-si (KR); Seung Min Lee, Hwaseong-si (KR); Jung Hwan Yi, Seoul (KR); Hee Keun Lee, Suwon-si (KR); Bek Hyun Lim, Hwaseong-si (KR); and Kyung Tae Chae, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Jun. 13, 2022, as Appl. No. 17/839,200.
Application 17/839,200 is a continuation of application No. 17/079,181, filed on Oct. 23, 2020, granted, now 11,362,250.
Claims priority of application No. 10-2020-0040855 (KR), filed on Apr. 3, 2020.
Prior Publication US 2022/0310895 A1, Sep. 29, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H01L 33/62 (2010.01); H01L 25/075 (2006.01); H01L 27/12 (2006.01); H01L 29/786 (2006.01); G09G 3/32 (2016.01)
CPC H01L 33/62 (2013.01) [H01L 25/0753 (2013.01); H01L 27/1259 (2013.01); H01L 29/78633 (2013.01); G09G 3/32 (2013.01); G09G 2300/0426 (2013.01); G09G 2300/0439 (2013.01); G09G 2300/08 (2013.01); G09G 2310/0267 (2013.01); H01L 2933/0066 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A display device comprising:
a first substrate comprising a display area and a pad area;
a wire pad on the first substrate in the pad area;
electrodes on the display area and spaced from each other;
a pad electrode base layer directly on the wire pad, having a greater width than the wire pad, and covering sides of the wire pad;
light-emitting elements on the electrodes in the display area; and
a pad electrode upper layer in the pad area and contacting the pad electrode base layer,
wherein the pad electrode base layer comprises a same material as the electrodes.