Systems and methods for spread spectrum distributed acoustic sensor monitoring
US9733120B2 · kind B2 · utility
19Cited by
13References
22Claims
0Family size
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Key dates
| Filing date | Aug 12, 2013 |
| Grant date | Aug 15, 2017 |
| Priority date | — |
| Expiry date | Dec 3, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2201/088
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method and device for monitoring oil field operations with a fiber optic distributed acoustic sensor (DAS) that uses a continuous wave laser light source and modulates the continuous wave output of the laser light source with pseudo-random binary sequence codes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.