US 12,218,299 B2
Display device and method for manufacturing same
Chang Il Tae, Yongin-si (KR); Hyun Min Cho, Yongin-si (KR); and Dae Hyun Kim, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Appl. No. 17/774,978
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
PCT Filed Oct. 19, 2020, PCT No. PCT/KR2020/014278
§ 371(c)(1), (2) Date May 6, 2022,
PCT Pub. No. WO2021/091119, PCT Pub. Date May 14, 2021.
Claims priority of application No. 10-2019-0141906 (KR), filed on Nov. 7, 2019.
Prior Publication US 2022/0393086 A1, Dec. 8, 2022
Int. Cl. H01L 33/62 (2010.01); H01L 23/00 (2006.01); H01L 25/16 (2023.01); H01L 33/60 (2010.01); H01L 27/12 (2006.01); H01L 33/32 (2010.01)
CPC H01L 33/62 (2013.01) [H01L 24/24 (2013.01); H01L 24/25 (2013.01); H01L 24/82 (2013.01); H01L 24/95 (2013.01); H01L 25/167 (2013.01); H01L 33/60 (2013.01); H01L 27/124 (2013.01); H01L 33/325 (2013.01); H01L 2224/24051 (2013.01); H01L 2224/24147 (2013.01); H01L 2224/244 (2013.01); H01L 2224/25175 (2013.01); H01L 2224/254 (2013.01); H01L 2224/8293 (2013.01); H01L 2224/95133 (2013.01); H01L 2924/12041 (2013.01); H01L 2933/0058 (2013.01); H01L 2933/0066 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a display area including pixel areas each including an emission area;
a non-display area; and
a pixel disposed in each of the pixel areas,
wherein the pixel comprises:
a first electrode;
a second electrode spaced apart from the first electrode and surrounding a periphery of the first electrode;
a third electrode spaced apart from the second electrode and surrounding a periphery of the second electrode;
a fourth electrode spaced apart from the third electrode and surrounding a periphery of the third electrode;
light emitting elements disposed between the first to fourth electrodes; and
a first conductive line and a second conductive line disposed under the first to fourth electrodes with an insulating layer disposed between the first and second conductive lines,
the first conductive line is electrically connected to the first electrode, and the second conductive line is electrically connected to the fourth electrode.