Paper
15 November 2018 Pilot aided OSNR monitoring in optical Nyquist transmission system
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Proceedings Volume 10964, Tenth International Conference on Information Optics and Photonics; 109645V (2018) https://doi.org/10.1117/12.2506451
Event: Tenth International Conference on Information Optics and Photonics (CIOP 2018), 2018, Beijing, China
Abstract
A method of using pilot-tone to monitor optical signal-to-noise ratio (OSNR) is proposed in the paper. High-order statistical moments of pilot component are utilized to evaluate the noise level of the transmitted optical signals. This method of OSNR monitoring has the advantage of insensitivity to chromatic dispersion (CD) and polarization mode dispersion (PMD). Simulations are carried out in optical Nyquist transmission system. It is shown that the method has 1 dB monitoring accuracy over a wide OSNR range from 5 dB to 25 dB.
© (2018) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Wenjing Li, Xu Lu, Zhiyuan Ye, Pengcheng Ni, and Qing Wu "Pilot aided OSNR monitoring in optical Nyquist transmission system", Proc. SPIE 10964, Tenth International Conference on Information Optics and Photonics, 109645V (15 November 2018); https://doi.org/10.1117/12.2506451
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KEYWORDS
Optical networks

Receivers

Signal to noise ratio

Transmitters

Critical dimension metrology

Digital signal processing

Fiber optic communications

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