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:
Apr. 17, 2018
Filed:
Jan. 17, 2017
Applicant:
Lgs Innovations Llc, Herndon, VA (US);
Inventor:
Inuk Kang, Holmdel, NJ (US);
Assignee:
LGS INNOVATIONS LLC, Herndon, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/063 (2006.01); H01S 3/16 (2006.01); G02B 6/293 (2006.01);
U.S. Cl.
CPC ...
H01S 3/0637 (2013.01); G02B 6/29338 (2013.01); H01S 3/1608 (2013.01);
Abstract
Ring resonators and methods of making and using the same are disclosed. In certain embodiments, a ring resonator may include a waveguide comprising a pump bus and a signal bus disposed adjacent a ring guide, the pump bus and signal bus configured to couple electromagnetic signals to and from ring guide, wherein at least a portion of the waveguide comprises erbium-doped silica and a cladding material disposed adjacent the waveguide, wherein the cladding material exhibits an index of refraction that is lower than an index of refraction of the waveguide, wherein the ring resonator exhibits a propagation loss of less than 2 dB/m.