Title :
DPSK signal extinction ratio enhancement using four-wave mixing in a highly nonlinear photonic crystal fiber
Author :
Fok, Mable P. ; Shu, Chester
Author_Institution :
Dept. of Electron. Eng., Chinese Univ. of Hong Kong, Shatin
Abstract :
We demonstrate an all-optical scheme for extinction ratio enhancement of a 10 Gb/s DPSK signal using four-wave mixing in a dispersion-flattened, highly nonlinear photonic crystal fiber. The extinction ratio is increased by over 7.8 dB.
Keywords :
differential phase shift keying; multiwave mixing; optical fibre communication; photonic crystals; DPSK signal extinction ratio enhancement; bit rate 10 Gbit/s; dispersion-flattened photonic crystal fiber; four wave mixing; highly nonlinear photonic crystal fiber; Differential quadrature phase shift keying; Extinction ratio; Fiber nonlinear optics; Four-wave mixing; Interference; Optical mixing; Optical modulation; Optical pumping; Phase modulation; Photonic crystal fibers; (060.4370) Nonlinear optics, fibers; (060.5060) Phase modulation; (070.4340) Nonlinear optical signal processing; (190.4380) Nonlinear optics, four-wave mixing; (250.7360) Waveguide modulators;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4628522
