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:
Oct. 08, 2013
Filed:
Aug. 19, 2011
Hwan Hee Jeong, Seoul, KR;
Sang Youl Lee, Seoul, KR;
Young Kyu Jeong, Seoul, KR;
Chung Song Kim, Seoul, KR;
June O Song, Seoul, KR;
Kwang Ki Choi, Seoul, KR;
Eun Joo Kim, Seoul, KR;
Hwan Hee Jeong, Seoul, KR;
Sang Youl Lee, Seoul, KR;
Young kyu Jeong, Seoul, KR;
Chung song Kim, Seoul, KR;
June O Song, Seoul, KR;
Kwang Ki Choi, Seoul, KR;
Eun Joo Kim, Seoul, KR;
LG Innotek Co., Ltd., Seoul, KR;
Abstract
Disclosed is a light emitting device including, a second electrode layer, a light emitting structure that includes a second conductive semiconductor layer, an active layer and a first conductive semiconductor layer and that is provided on the second electrode layer, a first electrode layer that includes a pad part and an electrode part connected to the pad part and that is provided on the light emitting structure, and a current blocking layer arranged between the second electrode layer and the light emitting structure in such a way that a part of the current block layer overlaps to correspond to the first electrode layer, wherein a width of the current blocking layer corresponding to the electrode part is different depending upon a clearance with the pad part.