1,000-km Polarization-Interleaved WDM Transmission of 20-Gbit/s QPSK Signals on the Frequency Grid with 12.5-GHz Channel Spacing using Digital Coherent Receiver

Konferenz: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
16.09.2007- 20.09.2007 in Berlin, Germany

Tagungsband: ECOC 2007

Seiten: 2Sprache: EnglischTyp: PDF

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Autoren:
Kim, Sang-Yuep; Kikuchi, Kazuro (Department of Frontier Informatics, University of Tokyo, 5-1-5 Kashiwanoha, Kashiwa, Chiba 277-8561, Japan)

Inhalt:
Polarization-interleaved 20-Gbit/s QPSK signals on the 12.5-GHz-spaced grid are transmitted over 1,074 km. Using a digital coherent receiver to demultiplex such ultra-dense WDM QPSK signals, we achieve spectral efficiency as high as 1.6 bit/s/Hz.