Title :
PMD mitigation at 10 Gb/s using viterbi equalizer for DPSK and DQPSK modulation formats
Author :
Chen, Wei ; Buchali, Fred ; Yi, Xingwen ; Shieh, William ; Evans, Jamie S. ; Tucker, Rodney S.
Author_Institution :
Dept. of Electr. & Electron. Eng., Univ. of Melbourne, Melbourne, VIC
Abstract :
We present simulations of Viterbi equalizers in 10 Gb/s NRZ-DPSK and NRZ-DQPSK systems. We show that an NRZ-DQPSK Viterbi receiver obtains a PMD tolerance of 160 ps at 3 dB OSNR penalty.
Keywords :
differential phase shift keying; equalisers; maximum likelihood estimation; optical fibre communication; optical fibre dispersion; optical receivers; quadrature phase shift keying; DPSK modulation formats; DQPSK modulation formats; NRZ-DPSK systems; NRZ-DQPSK systems; PMD mitigation; Viterbi equalizer; Viterbi receiver; bit rate 10 Gbit/s; Differential quadrature phase shift keying; Equalizers; Maximum likelihood estimation; Modulation; Optical distortion; Optical interferometry; Optical noise; Optical receivers; Optical signal processing; Viterbi algorithm;
Conference_Titel :
Optical Fibre Technology/Australian Optical Society, 2006. ACOFT/AOS 2006. Australian Conference on
Conference_Location :
Melbourne, VIC
Print_ISBN :
978-0-9775657-1-9
Electronic_ISBN :
978-0-9775657-1-9
DOI :
10.1109/ACOFT.2006.4519317
