Embedded In-Band DQPSK Signaling within n-QAM Data Transmission

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:
Dischler, Roman; Buchali, Fred; Schmalen, Laurent (Nokia Bell Labs, Lorenzstr. 10, 70435 Stuttgart, Germany)

Abstract:
We propose embedded sequences of DQPSK-symbols in a n-QAM data stream for independent signaling on transponder level. Experimentally we demonstrate a simplified processing chain with low additional processing effort obtaining a BER margin of factor 10 vs. data-BER.