US 12,283,255 B2
Display apparatus and light apparatus thereof
Sungyeol Kim, Suwon-si (KR); Sungbok Yang, Suwon-si (KR); Seokwoo Yong, Suwon-si (KR); Kyehoon Lee, Suwon-si (KR); and Junsung Choi, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Oct. 13, 2023, as Appl. No. 18/486,845.
Application 18/486,845 is a continuation of application No. 17/863,918, filed on Jul. 13, 2022, granted, now 11,837,182.
Application 17/863,918 is a continuation of application No. 17/473,283, filed on Sep. 13, 2021, granted, now 11,410,619, issued on Aug. 9, 2022.
Application 17/473,283 is a continuation of application No. 17/350,735, filed on Jun. 17, 2021, granted, now 11,227,556, issued on Jan. 18, 2022.
Application 17/350,735 is a continuation of application No. PCT/KR2021/002832, filed on Mar. 8, 2021.
Claims priority of application No. 10-2020-0167251 (KR), filed on Dec. 3, 2020; and application No. 10-2020-0182552 (KR), filed on Dec. 23, 2020.
Prior Publication US 2024/0046893 A1, Feb. 8, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G09G 3/34 (2006.01); G02F 1/133 (2006.01); G02F 1/1335 (2006.01); G02F 1/13357 (2006.01); G09G 3/36 (2006.01)
CPC G09G 3/3426 (2013.01) [G02F 1/133601 (2021.01); G02F 1/133603 (2013.01); G02F 1/133606 (2013.01); G09G 3/3648 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a liquid crystal panel;
a plurality of light sources configured to emit light;
a substrate comprising a plurality of driving areas on the substrate, each driving area of the plurality of driving areas comprising a plurality of dimming blocks, and each dimming block of the plurality of dimming blocks comprising at least one light source of the plurality of light sources; and
a plurality of driving devices, each driving device of the plurality of driving devices being provided in one respective driving area of the plurality of driving areas and being configured to control a driving current of the at least one light source in each dimming block in the respective driving area, each driving device of the plurality of driving devices being disposed in a dimming area corresponding to one respective dimming block of the plurality of dimming blocks,
wherein a first driving device of the plurality of driving devices is disposed at a first position in a first dimming area of a first driving area of the plurality of driving areas,
a second driving device of the plurality of driving devices is disposed at a second position in a second dimming area of a second driving area of the plurality of driving areas, the second driving area being directly adjacent to the first driving area,
the first driving area and the second driving area are adjacent to each other, and
the first position and the second position are located in relatively different positions of the first dimming area and the second dimming area, respectively,
the first dimming area and the second dimming area are located in relatively different positions of the first driving area and the second driving area, respectively,
the plurality of light sources are disposed in a plurality of rows and a plurality of columns,
light sources of each row of the plurality of rows are disposed in a straight line, and
light sources of each column of the plurality of columns are disposed in a straight line.