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. 06, 2015
Filed:
Mar. 14, 2014
Applicant:
Tsmc Solid State Lighting Ltd., Hsinchu, TW;
Inventor:
Hsin-Chieh Huang, Hsin-Chu, TW;
Assignee:
TSMC SOLID STATE LIGHTING, LTD., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/22 (2010.01); H01L 33/04 (2010.01); H01L 33/24 (2010.01);
U.S. Cl.
CPC ...
H01L 33/22 (2013.01); H01L 33/04 (2013.01); H01L 33/24 (2013.01);
Abstract
A device includes a textured substrate having a trench extending from a top surface of the textured substrate into the textured substrate, wherein the trench comprises a sidewall and a bottom. A light-emitting device (LED) includes an active layer over the textured substrate. The active layer has a first portion parallel to the sidewall of the trench and a second portion parallel to the bottom of the trench.