Title :
Overhead-free channel estimation using implicit training for polarization-multiplexed coherent optical systems
Author :
Zhu, C. ; Pittala, Fabio ; Finkenbusch, M. ; Krummrich, P.M. ; Hauske, Fabian ; Tran, Anthony ; Nossek, Josef A. ; Anderson, T.
Author_Institution :
Victoria Res. Lab., Univ. of Melbourne, Melbourne, VIC, Australia
Abstract :
Implicit training is successfully demonstrated for the first time in a 40-Gb/s QPSK experiment and 224-Gb/s 16-QAM simulation. Overhead-free transmission can be achieved with less than 0.5 dB Q-penalty compared to traditional explicit training scheme.
Keywords :
channel estimation; light coherence; multiplexing; optical fibre communication; optical fibre polarisation; 16-QAM simulation; Q-penalty; QPSK; bit rate 22 Gbit/s; bit rate 40 Gbit/s; implicit training; overhead-free channel estimation; overhead-free transmission; polarization-multiplexed coherent optical systems; Optical fibers; Optical noise; Optical polarization; Optical receivers; Phase shift keying; Signal to noise ratio; Training;
Conference_Titel :
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
Conference_Location :
Anaheim, CA
Print_ISBN :
978-1-4799-0457-0
