Impairment tolerance of 111Gbit/s POLMUX-RZ-DQPSK using a reduced complexity coherent receiver with a T-spaced equaliser

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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Duthel, T.; Fludger, C. R. S.; Schulien, C. (CoreOptics GmbH, Nuernberg, Germany)
Borne, D. van den; Khoe, G. D.; Waardt, H. de (COBRA institute, TU/e, Eindhoven, The Netherlands)
Schmidt, E.-D.; Man, E. de (Nokia Siemens Networks BV, Munich, Germany)
Wuth, T. (Siemens PSE GmbH & Co. KG, Munich, Germany)

The tolerance to narrow spectral filtering in presence of chromatic dispersion is investigated for 111Gbit/s POLMUX-RZ-DQPSK. It is shown that the use of T-spaced equalisers is enabled by appropriate electrical filtering.