Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shih-Kuo Lai0
Ting-Yang Lin0
Chen Ou0
Jia-Rong Chang0
Date of Patent
April 8, 2008
0Patent Application Number
109064580
Date Filed
February 21, 2005
0Patent Primary Examiner
Patent abstract
A high-efficiency light-emitting element includes a substrate, a first nitride semiconductor layer formed on the substrate, a nitride light-emitting layer formed on the first nitride semiconductor layer, and a second nitride semiconductor layer formed on the nitride light-emitting layer including a plurality of hexagonal-pyramid cavities on the surface of the second nitride semiconductor layer opposite to the nitride light-emitting layer.
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