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. 01, 2018
Filed:
Aug. 06, 2014
Applicant:
Samsung Electronics Co., Ltd., Suwon-Si, Gyeonggi-Do, KR;
Inventor:
Taek Kim, Seongnam-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/026 (2006.01); H01S 5/028 (2006.01); H01S 5/0625 (2006.01); H01S 5/12 (2006.01);
U.S. Cl.
CPC ...
H01S 5/026 (2013.01); H01S 5/028 (2013.01); H01S 5/0265 (2013.01); H01S 5/0287 (2013.01); H01S 5/0625 (2013.01); H01S 5/06256 (2013.01); H01S 5/1209 (2013.01);
Abstract
A laser device includes a silicon substrate, a buffer layer on the silicon substrate, a laser cavity on the buffer layer including a first active region based on group III-V semiconductor quantum dots, and a semiconductor optical amplifier that is integrated with the laser cavity on the buffer layer, includes a second active region based on group III-V semiconductor quantum dots, and amplifies light emitted from the laser cavity.