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:
Jan. 11, 2011
Filed:
Jun. 11, 2008
Applicants:
Hwa Mok Kim, Ansan-si, KR;
Duck Hwan OH, Ansan-si, KR;
Dae Won Kim, Ansan-si, KR;
Dae Sung Kal, Ansan-si, KR;
Inventors:
Hwa Mok Kim, Ansan-si, KR;
Duck Hwan Oh, Ansan-si, KR;
Dae Won Kim, Ansan-si, KR;
Dae Sung Kal, Ansan-si, KR;
Assignee:
Seoul Opto Device Co., Ltd., Ansan-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
Provided are a light emitting diode (LED) and a method for manufacturing the same. The LED includes an n-type semiconductor layer, an active layer, and a p-type semiconductor layer. The active layer includes a well layer and a barrier layer that are alternately laminated at least twice. The barrier layer has a thickness at least twice larger than a thickness of the well layer.