All-optical wavelength conversion based on cross-phase modulation (XPM) in a single-mode fiber and a Mach-Zehnder interferometer
All-optical wavelength conversion based on cross-phase modulation (XPM) in a single-mode fiber and a Mach-Zehnder interferometer
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DOI:
10.1109/68.986806
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发表时间:
2002-08
影响因子:
2.6
通讯作者:
B. C. Sarker;T. Yoshino;S. Majumder
中科院分区:
文献类型:
--
作者:
B. C. Sarker;T. Yoshino;S. Majumder
An all-optical wavelength converter based on cross-phase modulation in a single-mode fiber (SMF) and a Mach-Zehnder interferometer followed by a Fabry-Perot filter is analyzed. The performance results evaluated at a bit rate of 10 Gb/s with normal and dispersion-shifted fiber (DSF) with optical filtering show that wavelength conversion is possible without significant reduction in conversion efficiency over a wavelength separation of approximately 10 nm between the input pump-and-probe signals. For pump-and-probe input powers of 10 mW each, the output converted power is found to be -6.5 dBm for normal fiber corresponding to zero wavelength separation and the corresponding output power for wavelength separation of 2 nm is -11 dBm. It is also found that the DSF converter provides higher efficiency and output power compared to the conventional SMF.