Distributed optical fibre sensing
US8760639B2 · kind B2 · utility
3Cited by
8References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 11, 2013 |
| Grant date | Jun 24, 2014 |
| Priority date | — |
| Expiry date | Jul 11, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V1/40
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
There is disclosed a distributed optical fiber sensing system in which the sensor fiber comprises at least first and second waveguides used for separate sensing operations. The sensor fiber may be, for example, a double clad fiber having a monomode core and a multimode inner cladding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.