Hybrid frequency-time domain Tx and Rx IQ imbalance compensation for coherent optical OFDM transmission

A compensation scheme for Tx and Rx IQ imbalance with carrier frequency offset for CO-OFDM transmission is demonstrated. The compensation scheme performs better with the increase of OSNR.

[1]  Hideaki Tanaka,et al.  A hybrid IQ imbalance compensation method for optical OFDM transmission. , 2010, Optics express.

[2]  A. Willner,et al.  Compensation for I/Q Imbalances and Bias Deviation of the Mach–Zehnder Modulators in Direct-Detected Optical OFDM Systems , 2009, IEEE Photonics Technology Letters.

[3]  Yaoqing Yang,et al.  Estimation and Compensation of Frequency-Dependent I/Q Imbalances in OFDM Systems over Fading Channels , 2009, 2009 5th International Conference on Wireless Communications, Networking and Mobile Computing.

[4]  William Shieh,et al.  Bandwidth-Efficient 21.4 Gb/s Coherent Optical 2×2 MIMO OFDM Transmission , 2008, OFC/NFOEC 2008 - 2008 Conference on Optical Fiber Communication/National Fiber Optic Engineers Conference.