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:
Aug. 16, 2011
Filed:
Nov. 18, 2008
Sun Woon Kim, Seoul, KR;
Hyun Kyung Kim, Suwon, KR;
Hyung KY Back, Suwon, KR;
Jae Ho Han, Daejeon, KR;
Sun Woon Kim, Seoul, KR;
Hyun Kyung Kim, Suwon, KR;
Hyung Ky Back, Suwon, KR;
Jae Ho Han, Daejeon, KR;
Samsung LED Co., Ltd., Suwon, KR;
Abstract
There is provided a semiconductor light emitting device having a patterned substrate and a manufacturing method of the same. The semiconductor light emitting device includes a substrate; a first conductivity type nitride semiconductor layer, an active layer and a second conductivity type nitride semiconductor layer sequentially formed on the substrate, wherein the substrate is provided on a surface thereof with a pattern having a plurality of convex portions, wherein out of the plurality of convex portions of the pattern, a distance between a first convex portion and an adjacent one of the convex portions is different from a distance between a second convex portion and an adjacent one of the convex portions.