Measuring a characteristic of a multimode optical fiber
US8077314B2 · kind B2 · utility
7Cited by
11References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 2008 |
| Grant date | Dec 13, 2011 |
| Priority date | — |
| Expiry date | Sep 16, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M11/319
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
To measure a characteristic of a multimode optical fiber, a light pulse source produces a light pulse for transmission into the multimode optical fiber. A spatial filter passes a portion of Brillouin backscattered light from the multimode optical fiber that is responsive to the light pulse. Optical detection equipment detects the portion of the Brillouin backscattered light passed by the spatial filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.