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:
May. 13, 2014
Filed:
Jun. 29, 2012
Chunlin Xie, Guangdong, CN;
Xilin Su, Guangdong, CN;
Hongpo HU, Guangdong, CN;
Wang Zhang, Guangdong, CN;
Chunlin Xie, Guangdong, CN;
Xilin Su, Guangdong, CN;
Hongpo Hu, Guangdong, CN;
Wang Zhang, Guangdong, CN;
Shenzhen BYD Auto R&D Company Limited, Shenzhen, Guangdong, CN;
BYD Company Limited, Shenzhen, Guangdong, CN;
Abstract
A light emitting diode includes a substrate comprising a plurality of first grooves and a plurality of first convex parts formed on a surface of the substrate, with the first groove formed between two neighboring first convex parts; a semiconductor structure formed on the substrate comprising a plurality of second convex parts corresponding to the plurality of first grooves and a plurality of second grooves corresponding to the plurality of first convex parts; a transparent conductive layer formed on the semiconductor structure and configured to transmit a current to the plurality of second convex parts; a first electrode electrically connected with the semiconductor structure; and a second electrode electrically connected with the transparent conductive layer. A method for preparing the light emitting diode is also provided.