Optimum design of a hybrid erbium-doped fiber amplifier/fiber Raman amplifier using particle swarm optimization

2009 ◽  
Vol 48 (5) ◽  
pp. 979 ◽  
Author(s):  
Alireza Mowla ◽  
Nosrat Granpayeh
Author(s):  
Alireza Mowla ◽  
Nosrat Granpayeh ◽  
Azadeh Rastegari Hormozi

In this chapter, the authors introduce the hybrid erbium-doped fiber amplifier (EDFA)/fiber Raman amplifier (FRA) and its optimization procedure by particle swarm optimization (PSO). EDFAs, FRAs, and their combinations, which have the advantages of both, are the most important optical fiber amplifiers that overcome the signal power attenuations in the long-haul communication. After choosing a proper configuration for a hybrid EDFA/FRA, users have to choose its numerous parameters such as the lengths, pump powers, number and wavelengths of pumps, number of signal channels and their wavelengths, the signal input powers, the kind of the fibers and their characteristics such as the radius of the core, numerical apertures, and the density of Er3+ ions in the EDFA. As can be seen, there are many parameters that need to be chosen properly. Here, efficient heuristic optimization method of PSO is used to solve this problem.


2010 ◽  
Vol 14 (4) ◽  
pp. 342-350 ◽  
Author(s):  
Hossein Afkhami ◽  
Alireza Mowla ◽  
Nosrat Granpayeh ◽  
Azadeh Rastegari Hormozi

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