Title :
Time Delay Adjustment to Reduce the Crosstalk in Multi-channel RZ-DPSK Conversion in SOA based on FWM
Author :
Wen, He ; Jiang, Huan ; Zheng, Xiaoping ; Zhang, Hanyi ; Guo, Yili
Author_Institution :
Dept. of Electron. Eng., Tsinghua Univ., Beijing
Abstract :
We propose relative time-delay adjustment of multi-channel RZ-DPSK signals to reduce the crosstalk in SOA for wavelength conversion based on FWM by lowering the total input power variation. The power penalty is reduced about 1.5 dB in comparison experiment.
Keywords :
differential phase shift keying; multiwave mixing; optical crosstalk; optical fibre communication; optical transmitters; optical wavelength conversion; semiconductor optical amplifiers; telecommunication channels; SOA; crosstalk reduction; four-wave mixing; multichannel RZ-DPSK conversion; power penalty; return-to-zero differential phase shift-keying; time delay adjustment; wavelength conversion; Bit error rate; Delay effects; Fiber nonlinear optics; Optical crosstalk; Optical filters; Optical interferometry; Optical wavelength conversion; Phase modulation; Semiconductor optical amplifiers; Stimulated emission;
Conference_Titel :
Lasers and Electro-Optics - Pacific Rim, 2007. CLEO/Pacific Rim 2007. Conference on
Conference_Location :
Seoul
Print_ISBN :
978-1-4244-1173-3
Electronic_ISBN :
978-1-4244-1174-0
DOI :
10.1109/CLEOPR.2007.4391432
