Title :
Constant modulus 4D optimized constellation alternative for DP-8QAM
Author :
Kojima, Keisuke ; Millar, David S. ; Koike-Akino, Toshiaki ; Parsons, Kieran
Author_Institution :
Mitsubishi Electr. Res. Labs., Cambridge, MA, USA
Abstract :
We propose a constant modulus 4D format as an alternative to DP-8QAM. It has 0.4dB lower SNR at BER = 10-2, and 1 dB higher span loss budget in nonlinear regime.
Keywords :
optical communication; optical modulation; quadrature amplitude modulation; BER; DP-8QAM; SNR; constant modulus 4D optimized constellation; nonlinear regime; span loss budget; Bit error rate; Optical losses; Phase shift keying; Sensitivity; Signal to noise ratio;
Conference_Titel :
Optical Communication (ECOC), 2014 European Conference on
Conference_Location :
Cannes
DOI :
10.1109/ECOC.2014.6964188
