Wavelength-Shift-Free 3R Regenerator for 40-Gb/s RZ System by Optical Parametric Amplification in Fiber |
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| Authors: | Yu C Luo T Zhang B Pan Z Adler M Wang Y McGeehan J E Willner A E |
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| Affiliation: | Dept. of Electr. Eng., Univ. of Southern California, Los Angeles, CA; |
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| Abstract: | We demonstrate wavelength-shift-free 3R-regenerator for 40-Gb/s optical return-to-zero (RZ) system by optical parametric amplification (OPA) with a clock-modulated pump in highly nonlinear fiber. The power penalty is improved by 2.6 dB, and the signal power is amplified by 7 dB |
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