US 12,237,364 B2
Display device
Hyun Deok Im, Seoul (KR); Buem Joon Kim, Hwaseong-si (KR); Won Ho Lee, Suwon-si (KR); and Hae Yun Choi, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on May 18, 2022, as Appl. No. 17/747,602.
Claims priority of application No. 10-2021-0083014 (KR), filed on Jun. 25, 2021.
Prior Publication US 2022/0415965 A1, Dec. 29, 2022
Int. Cl. H01L 27/15 (2006.01); H01L 33/38 (2010.01)
CPC H01L 27/156 (2013.01) [H01L 33/382 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a first sub-pixel having a first emission area and a first sub-area adjacent to each other in a first direction; and
a bank extending around a portion of the first emission area and the first sub-area, the bank comprising:
a first wall extending around the first sub-area; and
a second wall adjacent to the first emission area in a second direction, the second direction crossing the first direction, the second wall and the first wall being spaced apart from each other in the first direction.