Optimal Design for Coherent Optical OFDM Transmitter Employing Pre-distortion

Conference: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
09/16/2007 - 09/20/2007 at Berlin, Germany

Proceedings: ECOC 2007

Pages: 2Language: englishTyp: PDF

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Tang, Y.; Shieh, W. (ARC Special Research Centre for Ultra-Broadband Information Networks and National ICT Australia, Department of Electrical and Electronic Engineering, The University of Melbourne, VIC 3010, Australia)
Ho, K.-P. (Institute of Communication Engineering and Department of Electrical Engineering, National Taiwan University, Taipei 107, Taiwan)

A detailed analysis is presented on the optimal design for coherent optical OFDM transmitter employing predistortion. The optimal design shows 4-bit DAC resolution is sufficient and the excess loss for optical IQ modulator is 5.0 dB.