Title :
Optimized design of shared restoration in flexible-grid transparent optical networks
Author :
Eira, Antonio ; Pedro, Joao ; Pires, Joao
Author_Institution :
Nokia Siemens Networks Portugal S.A., Amadora, Portugal
Abstract :
We propose a novel mathematical model and an efficient heuristic for planning WDM networks with flexible channel-grid and shared restoration. The spectral benefits of this approach versus dedicated protection and fixed channel-grid are highlighted.
Keywords :
optical design techniques; optical fibre networks; telecommunication channels; wavelength division multiplexing; WDM networks; dedicated protection; fixed channel-grid; flexible channel-grid restoration; flexible channel-shared restoration; flexible-grid transparent optical networks; mathematical model; optimized design; scalable heuristic algorithm; Heuristic algorithms; Mathematical model; Optical fiber networks; Optical wavelength conversion; Planning; Routing; WDM networks;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
