Twenty-fold Enlargement of QDAS Bandwidth Utilizing Orthogonal Codes on the Same Carrier-Reference-Cited by-同舟云学术

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Twenty-fold Enlargement of QDAS Bandwidth Utilizing Orthogonal Codes on the Same Carrier

Published:2022 Issue: Volume: Page:
ISSN:
Container-title:27th International Conference on Optical Fiber Sensors
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Author:

Deng Ziwen,Xu Ruobing,Wang Yuyao,Jiang Jialin,Wang Zinan

Abstract

With orthogonal codes on the same carrier as the probing signal, the scan-rate of quasi-distributed acoustic sensing system is enlarged by 20 times, with 10 kHz sensing bandwidth on 99.4 km sensing fiber.

Publisher

Optica Publishing Group

Reference11 articles.

1. Illuminating seafloor faults and ocean dynamics with dark fiber distributed acoustic sensing

2. Distributed sensing of microseisms and teleseisms with submarine dark fibers

3. Fading noise reduction in coherent OTDR

4. Bandwidth-Enhanced Quasi-Distributed Acoustic Sensing With Interleaved Chirped Pulses

5. Quasi-distributed acoustic sensing with interleaved identical chirped pulses for multiplying the measurement slew-rate

Cited by 3 articles. 订阅此论文施引文献订阅此论文施引文献，注册后可以免费订阅5篇论文的施引文献，订阅后可以查看论文全部施引文献

1. Fiber-Optic Sensor Array for Distributed Underwater Ultrasound Sensing;Journal of Lightwave Technology;2024-01-15

2. Quasi-Distributed Acoustic Sensing Based on Orthogonal Codes and Empirical Mode Decomposition;IEEE Sensors Journal;2023-10-15

3. Fast Quasi Distributed Acoustic Sensing via Phase Generated Carrier;28th International Conference on Optical Fiber Sensors;2023

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