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. 28, 2019
Filed:
Jan. 05, 2018
Applicant:
Epistar Corporation, Hsinchu, TW;
Inventors:
Yung-Hsiang Lin, Hsinchu, TW;
Wei-Chih Peng, Hsinchu, TW;
Assignee:
EPISTAR CORPORATION, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 33/12 (2010.01); H01L 33/10 (2010.01); H01L 33/06 (2010.01);
U.S. Cl.
CPC ...
H01L 33/12 (2013.01); H01L 33/007 (2013.01); H01L 33/06 (2013.01); H01L 33/105 (2013.01);
Abstract
The present invention discloses a light-emitting device and the manufacturing method thereof. The light-emitting device comprises: a substrate including a protrusion part and a base part; a lattice buffer layer formed on the substrate and including a first region substantially right above the protrusion part and a second region substantially right above the base part, wherein the first region includes a recess therein; a light-emitting stack formed on the lattice buffer layer and the recess; and electrodes formed on and electrically connected to the light-emitting stack.