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:
Dec. 25, 2012
Filed:
Jul. 01, 2010
Applicants:
Cheng-hsueh LU, Pintung, TW;
Chia-chun Lan, Rende Township, Tainan County, TW;
Chuan-pu Liu, Tainan, TW;
Inventors:
Cheng-Hsueh Lu, Pintung, TW;
Chia-Chun Lan, Rende Township, Tainan County, TW;
Chuan-Pu Liu, Tainan, TW;
Assignee:
National Cheng Kung University, Tainan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/06 (2006.01); H01L 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A surface plasmon enhanced light-emitting diode includes, from bottom to top, a substrate, an n-type semiconductor layer, a light-emitting layer, a p-type semiconductor layer, and a plurality of metal filler elements. The p-type semiconductor layer includes upper and lower surfaces, and the upper surface is recessed downward to form a plurality of spaced apart recesses for receiving the metal filler elements, respectively.