Title :
Performance comparison of modulation formats for 40 Gbit/s DWDM transmission systems
Author :
Daikoku, Masahiro ; Yoshikane, N. ; Morita, Itsuro
Author_Institution :
KDDI R&D Labs. Inc., Saitama, Japan
Abstract :
The performance of various modulation formats, namely OOK, DPSK and DQPSK with and without RZ carving, were experimentally compared to clarify the optimum modulation formats for 40 Gbit/s DWDM transmission systems with 50 GHz channel spacing.
Keywords :
amplitude shift keying; differential phase shift keying; optical modulation; quadrature phase shift keying; wavelength division multiplexing; 40 Gbit/s; DPSK; DQPSK; DWDM transmission systems; OOK; RZ carving; channel spacing; modulation formats; performance comparison; Differential quadrature phase shift keying; Filtering; Modulation coding; Optical filters; Optical interferometry; Optical modulation; Optical receivers; Optical sensors; Optical transmitters; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference, 2005. Technical Digest. OFC/NFOEC
Print_ISBN :
1-55752-783-0
DOI :
10.1109/OFC.2005.193155
