US 12,276,822 B2
Display device
Hirotsugu Kishimoto, Gyeonggi-do (KR); and Chul Ho Jeong, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., Ltd., Yongin-Si (KR)
Filed on May 25, 2021, as Appl. No. 17/329,572.
Claims priority of application No. 10-2020-0122172 (KR), filed on Sep. 22, 2020.
Prior Publication US 2022/0091319 A1, Mar. 24, 2022
Int. Cl. G02B 5/30 (2006.01); G06F 3/046 (2006.01); H10K 59/40 (2023.01)
CPC G02B 5/3083 (2013.01) [G02B 5/3025 (2013.01); G06F 3/046 (2013.01); H10K 59/40 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a window including a glass material and having a thickness equal to or greater than about 20 micrometers and equal to or less than about 80 micrometers;
a polarizing layer disposed directly on a lower portion of the window or attached to the lower portion of the window by an adhesive layer having a thickness equal to or greater than about 0.1 micrometer and equal to or less than about 4 micrometers;
a retard layer disposed under the polarizing layer;
a display panel disposed under the polarizing layer; and
a functional layer disposed under the display panel,
wherein the functional layer comprises at least one selected from a cushion layer including a foam resin and a digitizer, and
wherein the functional layer includes a base layer and a bump portion protruding or recessing from the base layer.