A Direct Detection Fiber Optic Distributed Acoustic Sensor With a Mean SNR of 7.3 dB at 102.7 km
In this work, we present the experimental results of a direct detection <inline-formula><tex-math notation="LaTeX">$\varphi $</tex-math></inline-formula>-OTDR based distributed acoustic sensor system. The system uses two cascaded acousto-optic modulators in order to...
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| Main Authors: | , , , , , |
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| Format: | Article |
| Language: | English |
| Published: |
IEEE
2019-01-01
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| Series: | IEEE Photonics Journal |
| Subjects: | |
| Online Access: | https://ieeexplore.ieee.org/document/8876703/ |
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