Multi-channel optical fiber communication system

Details Multi-channel optical fiber communication system Multi-channel optical fiber communication system

1995-07-13

1996-08-13

Boudreau, Leo

Optical: systems and elements

Deflection using a moving element

Using a periodically moving element

359161, 359173, 385122, H04J 1402

Patent

active

055462103

ABSTRACT:
Wavelength Division Multiplexed channels in optical fiber communications systems have channel-to-channel frequency spacings which prevent substantial coincidence of 4-wave mixing products with channel carriers. As a consequence, system capacity is increased.

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J. P. Robinson, "Optimum Golumb Rulers", IEEE Transactions on Computers, vol. c-28, No. 12, Dec. 1979, pp. 943-944.
W. C. Babcock, "Intermodulation interference in radio systems," Bell Syst. Tech. J., vol. 32, pp. 63-73, Jan. 1953.
M. D. Atkinson, N. Santoro, and J. Urrutia, "Integer sets with distinct sums and differences and carrier frequency assignments for nonlinear repeaters," IEEE Trans. Commun., vol. COM-34, pp. 614-617, Jun. 1986.
Forghieri et al. "Reduction of four-wave-mixing cross talk in WDM systems using unequally spaced channels" OFC/IOOC '93 Technical Digest, Feb. 26, 1993. pp. 252-253.

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