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ICC
2007
IEEE
16 years 17 days ago
Robust Multibeam Opportunistic Schemes Under Quality of Service Constraints
— Scheduling in a Broadcast (BC) channel based on partial Channel State Information at the Transmitter (CSIT) is carried out in an opportunistic way, where several orthogonal bea...
Nizar Zorba, Ana I. Pérez-Neira
MOBIHOC
2006
ACM
16 years 5 months ago
Proportionally fair allocation of end-to-end bandwidth in STDMA wireless networks
We consider the problem of designing distributed mechanisms for joint congestion control and resource allocation in spatial-reuse TDMA wireless networks. The design problem is pos...
Pablo Soldati, Björn Johansson, Mikael Johans...
ICC
2008
IEEE
146views Communications» more  ICC 2008»
16 years 21 days ago
APOS: Adaptive Parameters Optimization Scheme for Voice over IEEE 802.11g
—In this paper we present APOS, a method for dynamically adapting the parameters of IEEE 802.11g to the estimated system state, with the aim of enhancing the quality of a voice c...
Nicola Baldo, Federico Maguolo, Simone Merlin, And...
ICASSP
2008
IEEE
16 years 21 days ago
Sparse reconstruction by separable approximation
Finding sparse approximate solutions to large underdetermined linear systems of equations is a common problem in signal/image processing and statistics. Basis pursuit, the least a...
Stephen J. Wright, Robert D. Nowak, Mário A...
ICC
2007
IEEE
16 years 17 days ago
Dynamic Lightpath Establishment for Service Differentiation Based on Optimal MDP Policy in All-Optical Networks with Wavelength
— In this paper, we propose a dynamic lightpath establishment method for service differentiation in all-optical WDM networks with the capability of full-range wavelength conversi...
Takuji Tachibana, Shoji Kasahara, Kenji Sugimoto