Compensation of Non-linear Phase-shift in Incoherent Multilevel Receiver with Digital Signal Processing
Conference: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
09/16/2007 - 09/20/2007 at Berlin, Germany
Proceedings: ECOC 2007
Pages: 2Language: englishTyp: PDFPersonal VDE Members are entitled to a 10% discount on this title
Kikuchi, Nobuhiko; Mandai, Kohei; Sasaki, Shinya (Central Research Lab., Hitachi, Ltd., 1-280 Higashi-Koigakubo, Kokubunji, Tokyo 185-8601, Japan)
A simple cancellation technique of SPM-induced phase shift in amplitude- and phase-modulated signalling is proposed and experimentally demonstrated in 100-km transmissions of 40-Gbit/s 16-level and 50- Gbit/s 32-level signals with >6.8 dB increase of input power.