Optical network optimization with transmission impairments based on genetic algorithm

Author

Lima, Marcos A C ; César, Amilcar C. ; Araujo, Aluízio F R

Author_Institution

Dept. Engenharia Eletrica, Univ. de Sao Paulo, Sao Carlos, Brazil

Volume

1

fYear

2003

fDate

20-23 Sept. 2003

Firstpage

361

Abstract

We propose routing and wavelength assignment in WDM networks based on a genetic algorithm. Two transmission impairments are added to the usual set of routing constraints. They are polarization mode dispersion (PMD) and amplified spontaneous emission (ASE). Through simulation, we find substantial savings in terms of equipment cost, optimizing the placement of wavelength converters and PMD compensators. Also, the proposed technique limits the number of cascaded amplifiers and reduces the number of wavelength conversions, enhancing the optical signal quality.

Keywords

compensation; genetic algorithms; optical fibre dispersion; optical fibre networks; optical fibre polarisation; optical wavelength conversion; quality of service; superradiance; telecommunication network routing; wavelength division multiplexing; ASE; PMD; PMD compensator placement; WDM network; amplified spontaneous emission; cascaded amplifiers; equipment cost; genetic algorithm based transmission impairments; optical network optimization; optical signal quality; polarization mode dispersion; routing assignment; routing constraints; wavelength assignment; wavelength conversions; wavelength converter placement; wavelength-division multiplexing; Cost function; Genetic algorithms; Optical fiber networks; Optical wavelength conversion; Polarization mode dispersion; Semiconductor optical amplifiers; Spontaneous emission; WDM networks; Wavelength assignment; Wavelength routing;

fLanguage

English

Publisher

ieee

Conference_Titel

Microwave and Optoelectronics Conference, 2003. IMOC 2003. Proceedings of the 2003 SBMO/IEEE MTT-S International

Print_ISBN

0-7803-7824-5

Type

conf

DOI

10.1109/IMOC.2003.1244886

Filename

1244886