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:
Aug. 06, 2019
Filed:
Dec. 22, 2017
Applicant:
At&t Intellectual Property I, L.p., Atlanta, GA (US);
Inventors:
Assignee:
AT&T Intellectual Property I, L.P., Atlanta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/44 (2006.01); G02B 6/04 (2006.01);
U.S. Cl.
CPC ...
G02B 6/4415 (2013.01); G02B 6/04 (2013.01);
Abstract
An optical core made from at least on topological insulator microfiber. A cryogenic cooling layer surrounds the optical core. An insulative layer surrounds the cryogenic cooling layer. In one embodiment, the insulative layer comprises a layer of photonic crystal material.