Title :
Single parity check multi-core modulation for power efficient spatial super-channels
Author :
Puttnam, B.J. ; Mendinueta, J.-M Delgado ; Luis, Ruben S. ; Eriksson, Tobias A. ; Awaji, Y. ; Wada, N. ; Agrell, Erik
Author_Institution :
Photonic Network Syst. Lab., Nat. Inst. of Inf. & Commun. Technol., Koganei, Japan
Abstract :
We investigate multi-core modulation formats for spatial super-channels using a single parity check on PDM-QPSK symbols. Compared to per-core PDM-QPSK, we show improvements in required OSNR of up to 1.8 dB, with minimal impact on spectral efficiency.
Keywords :
energy conservation; optical fibre communication; optical modulation; quadrature phase shift keying; telecommunication channels; OSNR improvements; PDM-QPSK symbols; optical signal-to-noise-ratio; per-core PDM-QPSK; power efficiency; single parity check multicore modulation; spatial super-channels; spectral efficiency; Bit error rate; Optical attenuators; Optical fiber polarization; Optical noise; Phase shift keying; Signal to noise ratio;
Conference_Titel :
Optical Communication (ECOC), 2014 European Conference on
Conference_Location :
Cannes
DOI :
10.1109/ECOC.2014.6964197
