The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 2014
Filed:
Oct. 27, 2010
Applicant:
Sang Hoon Han, Seoul, KR;
Inventor:
Sang Hoon Han, Seoul, KR;
Assignee:
LG Innotek Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 33/20 (2010.01); H01L 33/46 (2010.01); H01L 33/40 (2010.01); H01L 33/22 (2010.01);
U.S. Cl.
CPC ...
H01L 33/20 (2013.01); H01L 33/46 (2013.01); H01L 33/405 (2013.01); H01L 33/0079 (2013.01); H01L 33/007 (2013.01); H01L 33/22 (2013.01);
Abstract
Provided are a light emitting device, a light emitting device package, and a lighting system. The light emitting device comprises a first semiconductor layer comprising a plurality of vacant space parts, an active layer on the first semiconductor layer, and a second conductive type semiconductor layer on the active layer. Each of the plurality of air-lenses has a thickness less than that of the first semiconductor layer.