Improved Flexibility in Rate and Reach by Time-Frequency Packed QPSK
Conference: ECOC 2016 - 42nd European Conference on Optical Communication
09/18/2016 - 09/22/2016 at Düsseldorf, Deutschland
Proceedings: ECOC 2016
Pages: 3Language: englishTyp: PDF
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Authors:
Hu, Qian; Buchali, Fred; Schmalen, Laurent; Idler, Wilfried; Dischler, Roman; Buelow, Henning (Bell Laboratories, Nokia, 70435 Stuttgart, Germany)
Abstract:
We experimentally demonstrate a transmission system with adaptable rate and reach based on time-frequency-packing technique. Packed by a digital filter, the DP-QPSK signal is transmitted at variable baud rate in a sub-Nyquist channel with fixed bandwidth.