US 11,703,703 B2
Display device
Dongsoo Shin, Seoul (KR); Junho Ko, Seoul (KR); and Yohan Choi, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Oct. 25, 2021, as Appl. No. 17/509,805.
Application 17/509,805 is a continuation of application No. 15/639,032, filed on Jun. 30, 2017, granted, now 11,156,862.
Claims priority of application No. 10-2016-0084037 (KR), filed on Jul. 4, 2016.
Prior Publication US 2022/0043292 A1, Feb. 10, 2022
Int. Cl. G02F 1/1333 (2006.01); G02F 1/13357 (2006.01)
CPC G02F 1/133308 (2013.01) [G02F 1/133602 (2013.01); G02F 1/133606 (2013.01); G02F 1/133608 (2013.01); G02F 1/133314 (2021.01); G02F 1/133322 (2021.01); G02F 2201/46 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel;
at least one light assembly;
a diffusion plate behind the display panel;
an optical sheet between the display panel and the diffusion plate and including a plurality of coupling portions; and
a frame behind the diffusion plate,
wherein the frame includes:
a flange supporting a portion of a back surface of the diffusion plate;
a plurality of first ribs extended from the flange, wherein each of the plurality of first ribs is configured to contact and support a respective side surface of the diffusion plate and a respective side surface of the optical sheet, the plurality of first ribs spaced apart and arranged along a periphery of the display panel; and
a plurality of second ribs extended from the flange, wherein each of the plurality of second ribs is positioned to be spaced apart and to be further laterally outward from a side surface of the diffusion plate at a position where the each of the second ribs are located,
wherein each of the plurality of second ribs are inserted into a corresponding coupling portion of the plurality of coupling portions of the optical sheet to couple the optical sheet to the frame.