Interchannel Crosstalk Reduction in an Analog Fiber Link Using Dispersion Management
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Citation of Original Publication
Marks, Brian S., Curtis R. Menyuk, Anthony L. Campillo, and Frank Bucholtz. “Interchannel Crosstalk Reduction in an Analog Fiber Link Using Dispersion Management.” IEEE Photonics Technology Letters 20, no. 4 (February 2008): 267–69. https://doi.org/10.1109/LPT.2007.913665.
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This work was written as part of one of the author's official duties as an Employee of the United States Government and is therefore a work of the United States Government. In accordance with 17 U.S.C. 105, no copyright protection is available for such works under U.S. Law.
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Public Domain
Subjects
cross-phase modulation (XPM)
Analog transmission
Crosstalk
Phase modulation
wavelength-division multiplexing
self-phase modulation
Frequency modulation
Optical fiber polarization
Amplitude modulation
crosstalk
Algorithm design and analysis
intensity modulation
Laboratories
UMBC Optical Fiber Communications Laboratory
Bandwidth
Genetic algorithms
Intensity modulation
UMBC Computational Photonics Lab
Analog transmission
Crosstalk
Phase modulation
wavelength-division multiplexing
self-phase modulation
Frequency modulation
Optical fiber polarization
Amplitude modulation
crosstalk
Algorithm design and analysis
intensity modulation
Laboratories
UMBC Optical Fiber Communications Laboratory
Bandwidth
Genetic algorithms
Intensity modulation
UMBC Computational Photonics Lab
Abstract
It has previously been shown that dispersion compensation can dramatically affect the interchannel crosstalk in a multichannel analog fiber transmission link. In this work, we use a genetic algorithm to find five-segment dispersion maps that yield low crosstalk levels over two octaves of microwave-frequency bandwidth when amplitude modulation is used. The genetic algorithm suggests that optimal dispersion maps have low residual dispersion. Despite the genetic algorithm's ability to optimize dispersion maps with many fibers, it is possible to obtain similar crosstalk levels from a simpler two-segment design whose dispersion is fully compensated.
