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:
Jul. 21, 2020
Filed:
Apr. 03, 2018
Applicant:
Rayir, Co., Gyeonggi-do, KR;
Inventor:
Won Jin Choi, Gyeonggi-do, KR;
Assignee:
RAYIR, CO., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/183 (2006.01); H01S 5/42 (2006.01); H01S 5/04 (2006.01); H01S 5/20 (2006.01);
U.S. Cl.
CPC ...
H01S 5/18397 (2013.01); H01S 5/18311 (2013.01); H01S 5/18361 (2013.01); H01S 5/426 (2013.01); H01S 5/041 (2013.01); H01S 5/18333 (2013.01); H01S 5/18394 (2013.01); H01S 5/2068 (2013.01); H01S 5/423 (2013.01); H01S 2301/173 (2013.01); H01S 2301/176 (2013.01); H01S 2304/00 (2013.01);
Abstract
An embodiment discloses a vertical cavity surface emitting laser and a method for manufacturing the same, the vertical cavity surface emitting laser comprising: a substrate; a lower reflective layer disposed on the substrate; an active layer disposed on the lower reflective layer; an oxide layer disposed on the active layer and comprising a first hole disposed at the center thereof; a capping layer disposed on the oxide layer; and an upper reflective layer disposed on the capping layer and the first hole.