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:
Feb. 25, 2020
Filed:
Dec. 19, 2017
Applicant:
Korea University Research and Business Foundation, Seoul, KR;
Inventors:
Min-Soo Hwang, Seoul, KR;
Hong-Gyu Park, Seoul, KR;
Kyoung-Ho Kim, Chungcheongnam-do, KR;
Jae-Hyuck Choi, Seoul, KR;
Ha-Reem Kim, Seoul, KR;
You-Shin No, Seoul, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/10 (2006.01); H01S 5/042 (2006.01); H01S 5/02 (2006.01); H01S 5/06 (2006.01); H01S 5/343 (2006.01); H01S 5/04 (2006.01);
U.S. Cl.
CPC ...
H01S 5/105 (2013.01); H01S 5/0206 (2013.01); H01S 5/0425 (2013.01); H01S 5/0608 (2013.01); H01S 5/1021 (2013.01); H01S 5/041 (2013.01); H01S 5/3434 (2013.01); H01S 5/34306 (2013.01);
Abstract
A photonic crystal device includes a two-dimensional crystal including a gain medium and having a first photonic crystal resonator and a second photonic crystal resonator spaced apart from each other and a graphene layer disposed to cover a portion of the first photonic crystal resonator and not to cover the second photonic crystal resonator.