Title :
Real-time IQ imbalance compensation for coherent optical OFDM transmission
Author :
Chen, S. ; Amin, A. Al ; Shieh, W.
Author_Institution :
Dept. of Electr. & Electron. Eng., Univ. of Melbourne, Melbourne, VIC, Australia
Abstract :
A FPGA-based receiver side (Rx) IQ imbalance compensation scheme for 10.7-Gb/s 16-QAM CO-OFDM transmission is demonstrated in real time. The compensation scheme performs better with the increase of OSNR.
Keywords :
OFDM modulation; error statistics; light transmission; optical receivers; quadrature amplitude modulation; 16-QAM optical CO-OFDM transmission; BER; OSNR; bit rate 10.7 Gbit/s; real-time IQ imbalance compensation; Calibration; High speed optical techniques; OFDM; Optical filters; Optical receivers; Real time systems;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2011 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4577-0213-6
