Title :
All-optical combination of DPSK and OOK to 320-Gb/s DQPSK signal using fiber-based signal processors
Author :
Futami, F. ; Okabe, R. ; Kato, T. ; Schmidt-Langhorst, C. ; Schubert, C. ; Ludwig, R. ; Watanabe, S.
Author_Institution :
Fujitsu Labs. Ltd., Kawasaki, Japan
Abstract :
All-optical combination of 160-Gb/s DPSK and OOK signals into a 320-Gb/s DQPSK signal is demonstrated using highly-nonlinear fibers. A polarization-insensitive optical parametric limiter enabled error-free combination operation midway in a 200 km fiber link.
Keywords :
amplitude shift keying; differential phase shift keying; optical communication equipment; optical fibre communication; optical fibre polarisation; optical information processing; optical modulation; optical parametric devices; quadrature phase shift keying; DPSK; DQPSK signal; OOK; bit rate 160 Gbit/s; bit rate 320 Gbit/s; differential phase shift keying; distance 200 km; error-free combination; fiber link; fiber-based signal processors; highly-nonlinear fibers; on-off keying; polarization-insensitive optical parametric limiter; quadrature phase shift keying; Differential quadrature phase shift keying; Fiber nonlinear optics; High speed optical techniques; Optical fiber polarization; Optical modulation; Optical pumping; Optical receivers; Optical saturation; Optical transmitters; Signal processing;
Conference_Titel :
Optical Communication, 2009. ECOC '09. 35th European Conference on
Conference_Location :
Vienna
Print_ISBN :
978-1-4244-5096-1
