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. 02, 2018
Filed:
May. 05, 2017
Applicant:
Epistar Corporation, Hsinchu, TW;
Inventors:
Victor Liu, Hsinchu, TW;
De-Shan Kuo, Hsinchu, TW;
Hsin-Ying Wang, Hsinchu, TW;
Chun-Hsiang Tu, Hsinchu, TW;
Yu-Ting Huang, Hsinchu, TW;
Assignee:
EPISTAR CORPORATION, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/207 (2006.01); H01L 33/38 (2010.01); H01L 33/14 (2010.01); H01L 33/20 (2010.01);
U.S. Cl.
CPC ...
H01L 33/387 (2013.01); H01L 33/145 (2013.01); H01L 33/20 (2013.01);
Abstract
A light-emitting device is provided. The light-emitting device comprises a substrate; a semiconductor stack on the substrate comprising a first region and a second region; a first trench extending from the semiconductor stack to the substrate to expose a surface of the substrate and separating the first region from the second region; and a first electrode comprising a first pad on the first region and a first extending electrode connecting to the first pad, wherein the first extending electrode is across the first trench.