US 12,218,281 B2
Display device including electric field forming auxiliary electrode and method of manufacturing the same
Israel Esteban Lazo Martinez, Yongin-si (KR); Yun Jang, Yongin-si (KR); Suk Hoon Kang, Yongin-si (KR); Seung Beom Park, Yongin-si (KR); and Duck Jong Suh, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Feb. 1, 2022, as Appl. No. 17/590,488.
Claims priority of application No. 10-2021-0089268 (KR), filed on Jul. 7, 2021.
Prior Publication US 2023/0008241 A1, Jan. 12, 2023
Int. Cl. H01L 33/38 (2010.01); H01L 33/00 (2010.01); H01L 33/40 (2010.01); H01L 33/62 (2010.01)
CPC H01L 33/387 (2013.01) [H01L 33/005 (2013.01); H01L 33/405 (2013.01); H01L 33/62 (2013.01); H01L 2933/0016 (2013.01); H01L 2933/0066 (2013.01)] 29 Claims
OG exemplary drawing
 
11. A method of manufacturing a display device, the method comprising:
providing a lifting electrode on a substrate;
forming a protective layer on the lifting electrode;
providing a first electrode and a second electrode on the protective layer;
providing an ink including a light emitting element and a solvent on the substrate;
performing a first alignment operation of positioning the light emitting element between the first electrode and the second electrode by providing an electrical signal to the first electrode and the second electrode;
performing a second alignment operation of lifting the light emitting element by providing an electrical signal to the lifting electrode; and
performing a third alignment operation of changing a position of the light emitting element by providing an electrical signal to the first electrode and the second electrode and positioning the light emitting element between the first electrode and the second electrode.