US 11,719,976 B2
Display apparatus and method for manufacturing the same
Daesik Kim, Suwon-si (KR); Kyonghyong Kim, Suwon-si (KR); Doyoung Kwak, Suwon-si (KR); Jeongtaek Kim, Suwon-si (KR); Jongil Kim, Suwon-si (KR); Yasuhiro Nishida, Suwon-si (KR); Inyoul Seo, Suwon-si (KR); and Byunghun Woo, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Aug. 25, 2022, as Appl. No. 17/895,538.
Application 17/895,538 is a continuation of application No. PCT/KR2022/011932, filed on Aug. 10, 2022.
Claims priority of application No. 10-2021-0144567 (KR), filed on Oct. 27, 2021.
Prior Publication US 2023/0126774 A1, Apr. 27, 2023
Int. Cl. G02F 1/13357 (2006.01); G02F 1/1335 (2006.01)
CPC G02F 1/133603 (2013.01) [G02F 1/133605 (2013.01); G02F 1/133607 (2021.01)] 14 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a liquid crystal panel; and
a backlight unit configured to emit light to the liquid crystal panel,
wherein the backlight unit comprises:
a substrate,
a light emitting diode (LED) provided on the substrate and configured to emit light,
a refractive cover formed by being dispensed at a plurality of points separated from each other, and configured to enclose the LED; and
a reflector enclosed by the refractive cover, the reflector comprising:
a first reflection pattern provided on the substrate having a first area; and
a second reflection pattern provided on the first reflection pattern and having a second area that is less than the first area of the first reflection pattern.