Reduction of intra-channel four-wave mixing through pairwise or pulseto- pulse alternate polarization of carrier-suppressed RZ signals

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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Fischer, Johannes K.; Petermann, Klaus (Technische Universitt Berlin, Fachgebiet Hochfrequenztechnik HFT 4, Einsteinufer 25, 10587 Berlin, Germany)

It is shown that a combination of pairwise or pulse-to-pulse alternate polarization and 67% duty cycle carrier-suppressed return-to-zero (CSRZ) achieves additional reduction of intra-channel four-wave mixing compared to bit-to-bit alternate polarization in 40 Gbit/s systems.