Fiber optic sensor array for electromagnetic data collection
US10254426B2 · kind B2 · utility
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Assignee
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Key dates
| Filing date | Jan 13, 2015 |
| Grant date | Apr 9, 2019 |
| Priority date | — |
| Expiry date | Jan 13, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V2003/085
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An electromagnetic sensitive fiber optic sensor, including a cylinder portion with a hole through the center, where a surface of the cylinder portion includes a magnetostrictive material, and a fiber cable threaded through the cylinder portion and wrapped around the cylinder portion multiple times. In another embodiment, a mandrel surrounds a magnetorestrictive or piezoelectric material and the fiber cable is wrapped around the mandrel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.