Title :
Penalty-free transmission of multilevel 240 Gbit/s RZ-DQPSK-ASK using only 40 Gbit/s equipment
Author :
Tokle, Torger ; Serbay, Murat ; Geng, Yan ; Jensen, Jesper Bevensee ; Rosenkranz, Wener ; Jeppesen, Palle
Author_Institution :
Tech. Univ. Denmark, Lyngby, Denmark
Abstract :
Combining four-level phase modulation with binary amplitude modulation and polarisation multiplexing at 40 Gbaud, we present the first experimental implementation of 240 Gbit/s RZ-DQPSK-ASK. We demonstrate transmission over a 50 km fibre span without sensitivity degradation.
Keywords :
amplitude shift keying; differential phase shift keying; multiplexing; optical communication equipment; optical fibre communication; optical fibre polarisation; optical modulation; quadrature phase shift keying; 40 Gbit/s; 40-Gb/s equipment; 50 km; RZ-DQPSK-ASK; binary amplitude modulation; four-level phase modulation; optical fibre transmission; penalty-free transmission; polarisation multiplexing;
Conference_Titel :
Optical Communication, 2005. ECOC 2005. 31st European Conference on
Conference_Location :
IET
Print_ISBN :
0-86341-543-1
