Distributed routing path optimization for OBS networks based on ant colony optimization

J Pedro, J Pires, JP Carvalho - GLOBECOM 2009-2009 IEEE …, 2009 - ieeexplore.ieee.org
This work proposes a distributed framework for routing path optimization in Optical Burst-
Switched (OBS) networks loosely mimicking the foraging behavior of ants, which in the past …

Performance study of OBS networks using traffic engineering in the wavelength domain and delayed ingress burst scheduling

J Pedro, P Monteiro, J Pires - IEEE GLOBECOM 2008-2008 …, 2008 - ieeexplore.ieee.org
Optical burst switching (OBS) networks depend on contention resolution strategies to reach
reasonable bandwidth utilization efficiency. However, these strategies increase both the …

Challenges and trends in optical networking: A bottom-up approach

P Monteiro, J Pedro, S Pato, J Gomes… - 2008 5th …, 2008 - ieeexplore.ieee.org
Future bandwidth-intensive services, which will have a wide impact on our daily lives, from
entertainment, to business and health-care, demand high capacity, flexible, resilient and …

Bandwidth-efficient optical burst-switched networks using only a minimum number of shared wavelength converters

J Pedro, P Monteiro, J Pires - National Fiber Optic Engineers …, 2008 - opg.optica.org
Bandwidth-Efficient Optical Burst-Switched Networks using only a Minimum Number of
Shared Wavelength Converters Page 1 Bandwidth-Efficient Optical Burst-Switched …

Traffic Engineering in the Wavelength Domain for Optical Burst-Switched Networks

J Pedro, P Monteiro, J Pires - Journal of Lightwave Technology, 2009 - opg.optica.org
This paper addresses the possibility of using traffic engineering in the wavelength domain
as a way to improve the performance of optical burst-switched (OBS) networks. With that …

Performance comparison of optical burst-switched networks with flexible burst scheduling at the ingress edge nodes

J Pedro, P Monteiro, J Pires - 2008 10th Anniversary …, 2008 - ieeexplore.ieee.org
The prospects of optical burst switching (OBS) as a cost-effective optical networking
paradigm are related with the capability (and the associated complexity) of resolving …

On the benefits of selectively delaying bursts at the ingress edge nodes of an OBS network

J Pedro, P Monteiro, J Pires - 2009 International Conference on …, 2009 - ieeexplore.ieee.org
Optical burst switching (OBS) networks rely on complex and costly contention resolution
strategies to reach reasonable bandwidth utilization efficiency. Recent research efforts have …