Title :
Non-linearity Tolerance of Direct Detection and Coherent Receivers for 43 Gb/s RZ-DQPSK Signals with Co-propagating 11.1 Gb/s NRZ Signals over NZ-DSF
Author :
Tanimura, Takahito ; Oda, Shoichiro ; Yuki, Masahiro ; Huijian Zhang ; Lei Li ; Zhenning Tao ; Nakashima, Hideharu ; Hoshida, Takeshi ; Nakamura, Kentaro ; Rasmussen, Jens C.
Author_Institution :
Fujitsu Labs. Ltd., Kawasaki, Japan
Abstract :
We experimentally investigate the nonlinear impairments on 43 Gb/s RZ-DQPSK signals with direct detection and coherent receivers in a hybrid 10 G/40 G DWDM transmission over NZ-DSF with 50 GHz channel spacing.
Keywords :
differential phase shift keying; optical fibre communication; optical receivers; optical signal detection; quadrature phase shift keying; wavelength division multiplexing; DWDM transmission; NRZ signals; NZ-DSF signals; RZ-DQPSK signals; bit rate 11.1 Gbit/s; bit rate 43 Gbit/s; coherent receivers; direct detection; nonlinearity tolerance; return-to-zero differential quadrature phase shift keying; Channel spacing; Fiber nonlinear optics; Local oscillators; Optical distortion; Optical receivers; Optical signal processing; Phase detection; Phase noise; Polarization mode dispersion; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-55752-856-8
DOI :
10.1109/OFC.2008.4528639
