Title :
Optical trellis-coded modulation (oTCM)
Author :
Bülow, Henning ; Thielecke, Gunther ; Buchali, Fred
Author_Institution :
Alcatel Res. & Innovation, Stuttgart, Germany
Abstract :
In a new transmission format the output of a 10 Gb/s convolutional FEC encoder is directly mapped on an optical 10 Gbaud DQPSK signal. Versus 10 Gb/s DPSK, 4.5 dB OSNR gain is predicted without any increase of bandwidth.
Keywords :
differential phase shift keying; encoding; error correction codes; forward error correction; optical fibre communication; optical modulation; quadrature phase shift keying; trellis coded modulation; 10 Gbit/s; 4.5 dB; DQPSK signal; OSNR gain; convolutional FEC encoder; optical trellis-coded modulation; transmission format;
Conference_Titel :
Optical Fiber Communication Conference, 2004. OFC 2004
Conference_Location :
Los Angeles, CA, USA
Print_ISBN :
1-55752-772-5
