Title :
Reducing nonlinear distortion in optical phase conjugation using a midway phase-shifting filter
Author :
Morshed, Monir ; Lowery, Arthur J. ; Du, Liang B.
Author_Institution :
Dept. of Electr. & Comput. Syst. Eng., Monash Univ., Clayton, VIC, Australia
Abstract :
The performance of optical phase conjugation (OPC) is improved by splitting the nonlinear element and inserting a phase-shifting filter. The maximum signal quality increases by 1.2 dB for 800-km 4-QAM 224-Gb/s CO-OFDM.
Keywords :
OFDM modulation; optical beam splitters; optical communication equipment; optical distortion; optical filters; optical phase conjugation; optical phase shifters; quadrature amplitude modulation; 4-QAM; CO-OFDM; OPC; bit rate 224 Gbit/s; distance 800 km; maximum signal quality; midway phase-shifting filter; nonlinear distortion; nonlinear element splitting; optical phase conjugation; Fiber nonlinear optics; Modulation; Optical distortion; Optical fiber communication; Optical fibers;
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.W2A.56
