Multi-Wavelength In-band OSNR Monitoring based on Lyot-Sagnac Interferometer

Na An; Jifang Qiu; Zhuili Huang; Bo Yuan; Deming Kong; Jian Wu

doi:10.1364/OFC.2015.Th2A.3

Optical Fiber Communication Conference
OSA Technical Digest (online) (Optica Publishing Group, 2015),
paper Th2A.3
•https://doi.org/10.1364/OFC.2015.Th2A.3

Multi-Wavelength In-band OSNR Monitoring based on Lyot-Sagnac Interferometer

Na An, Jifang Qiu, Zhuili Huang, Bo Yuan, Deming Kong, and Jian Wu

Optical Fiber Communication Conference 2015

Los Angeles, California United States
22–26 March 2015
ISBN: 978-1-55752-937-4

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Poster II (Th2A)

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N. An, J. Qiu, Z. Huang, B. Yuan, D. Kong, and J. Wu, "Multi-Wavelength In-band OSNR Monitoring based on Lyot-Sagnac Interferometer," in Optical Fiber Communication Conference, OSA Technical Digest (online) (Optica Publishing Group, 2015), paper Th2A.3.

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Abstract

An in-band OSNR monitor based on Lyot-Sagnac interferometer is experimentally demonstrated for 4×40G Baud NRZ-QPSK WDM signal without requirement for prior knowledge of the noise-free coherence properties of the signal. OSNR from 7.5~25dB was realized.

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