Title :
A simple and high-performance method for combining soft-decision FEC with differential encoding in 100 Gbps dual-polarization QPSK system
Author :
Karaki, Julie ; Le Bidan, Raphael ; Pincemin, Erwan
Author_Institution :
Signal & Commun. Dept., Telecom Bretagne, Brest, France
Abstract :
By a joint design of FEC and modulation, we demonstrate that it is possible to associate strong SD-FEC and differentially-encoded QPSK systems with negligible coding gain penalty and minor modifications in existing transceivers. The resulting system is robust to cycle slips.
Keywords :
forward error correction; light transmission; modulation coding; optical modulation; optical transceivers; quadrature phase shift keying; wavelength division multiplexing; SD-FEC; bit rate 100 Gbit/s; coding gain penalty; coherent DP-QPSK WDM transmission system; differentially-encoded QPSK system; dual-polarization QPSK system; modulation; soft-decision FEC; transceiver; Bit error rate; Decoding; Encoding; Forward error correction; Parity check codes; Phase shift keying; Receivers;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2014
Conference_Location :
San Francisco, CA
Print_ISBN :
978-1-5575-2994-7
DOI :
10.1364/OFC.2014.M3A.7
