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» Distributed Optimization in Adaptive Networks
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INFOCOM
2012
IEEE
13 years 7 months ago
Spectrum management and power allocation in MIMO cognitive networks
Cognitive radio (CR) techniques improve the spectrum utilization by exploiting temporarily-free frequency bands (i.e., in the time domain). The spectrum utilization can be boosted...
Diep N. Nguyen, Marwan Krunz
CORR
2007
Springer
151views Education» more  CORR 2007»
15 years 4 months ago
Exploiting Multi-Antennas for Opportunistic Spectrum Sharing in Cognitive Radio Networks
—In cognitive radio (CR) networks, there are scenarios where the secondary (lower priority) users intend to communicate with each other by opportunistically utilizing the transmi...
Rui Zhang, Ying-Chang Liang
SIGMETRICS
2004
ACM
118views Hardware» more  SIGMETRICS 2004»
15 years 10 months ago
A game theoretic approach to provide incentive and service differentiation in P2P networks
Traditional Peer-to-Peer (P2P) networks do not provide service differentiation and incentive for users. Consequently, users can easily access information without contributing any ...
Richard T. B. Ma, Sam C. M. Lee, John C. S. Lui, D...
ICC
2007
IEEE
129views Communications» more  ICC 2007»
15 years 11 months ago
Time Sharing Policy in Wireless Networks for Variable Rate Transmission
— For most of wireless services with variable rate transmission, both average rate and rate oscillation are important performance metrics. One often needs to decide how much rate...
Xiaolu Zhang, Meixia Tao, Chun Sum Ng
PE
2002
Springer
128views Optimization» more  PE 2002»
15 years 4 months ago
Response times in a two-node queueing network with feedback
The study presented in this paper is motivated by the performance analysis of response times in distributed information systems, where transactions are handled by iterative server...
Robert D. van der Mei, Bart Gijsen, N. in't Veld, ...