US 10,892,296 B2
Light emitting device having commonly connected LED sub-units
Jong Hyeon Chae, Ansan-si (KR); Seong Gyu Jang, Ansan-si (KR); Ho Joon Lee, Ansan-si (KR); Chang Yeon Kim, Ansan-si (KR); and Chung Hoon Lee, Ansan-si (KR)
Assigned to Seoul Viosys Co., Ltd., Ansan-si (KR)
Filed by SEOUL VIOSYS CO., LTD., Ansan-si (KR)
Filed on Nov. 22, 2018, as Appl. No. 16/198,792.
Claims priority of provisional application 62/590,870, filed on Nov. 27, 2017.
Claims priority of provisional application 62/590,854, filed on Nov. 27, 2017.
Claims priority of provisional application 62/594,769, filed on Dec. 5, 2017.
Claims priority of provisional application 62/595,932, filed on Dec. 7, 2017.
Claims priority of provisional application 62/608,297, filed on Dec. 20, 2017.
Claims priority of provisional application 62/614,900, filed on Jan. 8, 2018.
Claims priority of provisional application 62/635,284, filed on Feb. 26, 2018.
Claims priority of provisional application 62/683,564, filed on Jun. 11, 2018.
Prior Publication US 2019/0165037 A1, May 30, 2019
Int. Cl. H01L 27/15 (2006.01); H01L 25/07 (2006.01); H01L 25/13 (2006.01); H01L 25/065 (2006.01); H01L 25/11 (2006.01); H01L 33/00 (2010.01); H01L 33/10 (2010.01); H01L 33/40 (2010.01); H01L 33/42 (2010.01); H01L 33/50 (2010.01); H01L 33/62 (2010.01); H01L 25/075 (2006.01); H01L 33/38 (2010.01)
CPC H01L 27/156 (2013.01) [H01L 25/0756 (2013.01); H01L 25/13 (2013.01); H01L 33/0079 (2013.01); H01L 33/10 (2013.01); H01L 33/405 (2013.01); H01L 33/42 (2013.01); H01L 33/507 (2013.01); H01L 33/62 (2013.01); H01L 25/0655 (2013.01); H01L 25/0753 (2013.01); H01L 25/115 (2013.01); H01L 33/38 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A light emitting device for a display, comprising:
a first LED sub-unit;
a second LED sub-unit disposed adjacent to the first LED sub-unit;
a third LED sub-unit disposed adjacent to the second LED sub-unit; and
electrode pads disposed on the first LED sub-unit and electrically connected to the first, second, and third LED sub-units, the electrode pads comprising a common electrode pad electrically connected to each of the first, second, and third LED sub-units, and first, second, and third electrode pads connected to a respective one of the first, second, and third LED sub-units,
wherein:
the common electrode pad, the second electrode pad, and the third electrode pad are electrically connected to the second LED sub-unit and the third LED sub-unit through holes that pass through the first LED sub-unit;
the first LED sub-unit, the second LED sub-unit, and the third LED sub-unit are configured to be independently driven;
light generated in the first LED sub-unit is configured to be emitted to the outside of the light emitting device through the second LED sub-unit and the third LED sub-unit; and
light generated in the second LED sub-unit is configured to be emitted to the outside of the light emitting device through the third LED sub-unit.