US 11,793,025 B2
Display device including cavity at border portion
Jeong Seok Lee, Yongin-si (KR); Seung Wook Kwon, Hwaseong-si (KR); Jae Sik Kim, Hwaseong-si (KR); Woo Yong Sung, Seoul (KR); Seo Yeon Lee, Namyangju-si (KR); Ung-Soo Lee, Seoul (KR); Se Hoon Jeong, Suwon-si (KR); Seung Gun Chae, Hwaseong-si (KR); and Seung-Yeon 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. 2, 2021, as Appl. No. 17/336,873.
Claims priority of application No. 10-2020-0090157 (KR), filed on Jul. 21, 2020.
Prior Publication US 2022/0029129 A1, Jan. 27, 2022
Int. Cl. H01L 51/00 (2006.01); H01L 51/52 (2006.01); H01L 27/14 (2006.01); H01L 27/32 (2006.01); G02F 1/13 (2006.01); G06F 1/16 (2006.01); G09F 9/30 (2006.01); H01L 27/146 (2006.01); G02F 1/1333 (2006.01)
CPC H01L 51/5253 (2013.01) [H01L 51/0097 (2013.01); G02F 1/133331 (2021.01); G06F 1/1641 (2013.01); G06F 1/1652 (2013.01); H01L 27/14678 (2013.01); H01L 27/323 (2013.01); H01L 27/3265 (2013.01); H01L 27/3272 (2013.01); H01L 27/3276 (2013.01); H01L 51/529 (2013.01); H01L 51/5281 (2013.01); H01L 2251/301 (2013.01); H01L 2251/5338 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate including:
a first portion including a display area and having a first width; and
a second portion extending from the first portion and having a second width narrower than the first width; and
a protection film disposed on a rear side of the substrate,
wherein the protection film includes a cavity at a border portion of the first portion and the second portion of the substrate.