A hybrid single-end-access MZI and Φ-OTDR vibration sensing system with high frequency response

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A hybrid single-end-access MZI and Φ-OTDR vibration sensing system with high frequency response

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作者：Yixin Zhang^a ; ^b ; Lan Xia^a ; Chunqi Cao^a ; Zhenhong Sun^a ; Yanting Li^a ; Xuping Zhang^a ; ^b ; ^{xpzhang@nju.edu.cn" class="auth_mail" title="E-mail the corresponding author}
关键词：Vibration sensing ; High frequency response ; Mach&ndash ; Zehnder interferometer ; Phase sensitive OTDR (Φ-OTDR)
刊名：Optics Communications
出版年：2017
出版时间：1 January 2017
年：2017
卷：382
期：Complete
页码：176-181
全文大小：1482 K

文摘

•: A hybrid MZI and Φ-OTDR vibration sensing system is proposed.
•: The verifying experiment is performed and sensing abilities are observed.
•: A frequency-shift-mirror utilized ensures the single end sensing ability.
•: High spatial resolution and frequency response without dead zone are achieved.

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