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. 20, 2019
Filed:
Mar. 16, 2017
Applicant:
Ofs Fitel, Llc, Norcross, GA (US);
Inventor:
Xiaoguang Sun, West Hartford, CT (US);
Assignee:
OFS FITEL, LLC, Norcross, GA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01K 11/32 (2006.01); G02B 6/26 (2006.01); G02B 6/293 (2006.01);
U.S. Cl.
CPC ...
G01K 11/32 (2013.01); G01K 2011/324 (2013.01); G02B 6/264 (2013.01); G02B 6/2938 (2013.01);
Abstract
Embodiments are directed to a distributed temperature sensing system. The system includes a first fiber optic cable and a second fiber optic cable. A first coupler is coupled to the first fiber optic cable. A second coupler is coupled to the second fiber optic cable. An optical isolator coupled between the first coupler and the second coupler to remove a Stokes signal in order to increase the range of the distributed temperature sensing system.