%0 Journal Article %A R. S. Fyath and Mustafa A. B. Al-Qadi %D 2011 %J International Journal of Electronics and Communication Engineering %B World Academy of Science, Engineering and Technology %I Open Science Index 60, 2011 %T Investigation of I/Q Imbalance in Coherent Optical OFDM System %U https://publications.waset.org/pdf/4837 %V 60 %X The inphase/quadrature (I/Q) amplitude and phase imbalance effects are studied in coherent optical orthogonal frequency division multiplexing (CO-OFDM) systems. An analytical model for the I/Q imbalance is developed and supported by simulation results. The results indicate that the I/Q imbalance degrades the BER performance considerably. %P 1932 - 1937