Linewidth-Tolerant Carrier Phase Estimation for N-PSK Based on Pilot-Assisted N/2th-power Method

Conference: ECOC 2016 - 42nd European Conference on Optical Communication
09/18/2016 - 09/22/2016 at Düsseldorf, Deutschland

Proceedings: ECOC 2016

Pages: 3Language: englishTyp: PDF

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Oyama, Tomofumi; Tanimura, Takahito; Rasmussen, Jens. C. (Fujitsu Laboratories Ltd., Japan)
Hoshida, Takeshi; Nakashima, Hisao; Akiyama, Yuichi (Fujitsu Limited, 1-1 Kamikodanaka 4-chome, Nakahara-ku, Kawasaki, 211-8588, Japan)

We propose a novel pilot-assisted carrier phase estimation method to reduce cycle slips. We numerically confirm that carrier phase recovery based on proposed method outperforms conventional V&V method in BER performance in large linewidth condition without causing any cycle slips.