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INFOCOM
2007
IEEE
15 years 6 months ago
Non-Cooperative Multi-Radio Channel Allocation in Wireless Networks
— Channel allocation was extensively studied in the framework of cellular networks. But the emergence of new system concepts, such as cognitive radio systems, has brought this to...
Márk Félegyházi, Mario Cagalj...
AHSWN
2010
177views more  AHSWN 2010»
14 years 11 months ago
Dynamic Point Coverage Problem in Wireless Sensor Networks: A Cellular Learning Automata Approach
One way to prolong the lifetime of a wireless sensor network is to schedule the active times of sensor nodes, so that a node is active only when it is really needed. In the dynami...
Mehdi Esnaashari, Mohammad Reza Meybodi
TWC
2008
184views more  TWC 2008»
14 years 11 months ago
Distributed Space-Frequency Coding over Broadband Relay Channels
Abstract--Designing diversity achieving schemes over the wireless broadband fading relay channels is crucial to achieve higher diversity gains. These gains are achieved by exploiti...
Karim G. Seddik, K. J. Ray Liu
IFIP
2007
Springer
15 years 5 months ago
Enhancing IEEE 802.11n WLANs using group-orthogonal code-division multiplex
The definition of the next generation of wireless networks is well under way within the IEEE 802.11 High Throughput Task Group committee. The resulting standard, to be called IEEE...
Guillem Femenias, Felip Riera-Palou
CORR
2008
Springer
81views Education» more  CORR 2008»
14 years 11 months ago
Relay vs. User Cooperation in Time-Duplexed Multiaccess Networks
The performance of user-cooperation in a multi-access network is compared to that of using a wireless relay. Using the total transmit and processing power consumed at all nodes as...
Lalitha Sankar, Gerhard Kramer, Narayan B. Mandaya...