US 12,218,179 B2
Display device having light blocking part in non-display area and tiled display device including the same
Hyun Hyang Kim, Suwon-si (KR); Jeong Weon Seo, Hwaseong-si (KR); and Min Gwan Hyun, Suwon-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Mar. 22, 2022, as Appl. No. 17/701,207.
Claims priority of application No. 10-2021-0097691 (KR), filed on Jul. 26, 2021.
Prior Publication US 2023/0027254 A1, Jan. 26, 2023
Int. Cl. H01L 27/15 (2006.01); H01L 33/50 (2010.01); H01L 33/58 (2010.01)
CPC H01L 27/156 (2013.01) [H01L 33/50 (2013.01); H01L 33/58 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate having a display area and a non-display area extending around the display area, the display area having emission areas and a light blocking area;
a thin film transistor layer on the substrate and comprising thin film transistors;
a light emitting element layer on the thin film transistor layer and comprising light emitting elements;
a wavelength conversion layer on the light emitting element layer to convert a peak wavelength of light provided from at least some of the light emitting elements; and
a color filter layer on the wavelength conversion layer, the color filter layer comprising:
color filters in each of the emission areas;
a first light blocking part in the light blocking area; and
a second light blocking part in the non-display area.