Sciweavers

1488 search results - page 270 / 298
» Cooperative Beamforming for Wireless Ad Hoc Networks
Sort
View
JSAC
2008
254views more  JSAC 2008»
14 years 11 months ago
Cross-Layer Based Opportunistic MAC Protocols for QoS Provisionings Over Cognitive Radio Wireless Networks
We propose the cross-layer based opportunistic multi-channel medium access control (MAC) protocols, which integrate the spectrum sensing at physical (PHY) layer with the packet sch...
Hang Su, Xi Zhang
WINET
2002
144views more  WINET 2002»
14 years 11 months ago
Exposure in Wireless Sensor Networks: Theory and Practical Solutions
Wireless ad-hoc sensor networks have the potential to provide the missing interface between the physical world and the Internet, thus impacting a large number of users. This conne...
Seapahn Megerian, Farinaz Koushanfar, Gang Qu, Gia...
WINET
2010
185views more  WINET 2010»
14 years 10 months ago
TDMA scheduling algorithms for wireless sensor networks
Abstract Algorithms for scheduling TDMA transmissions in multi-hop networks usually determine the smallest length conflict-free assignment of slots in which each link or node is a...
Sinem Coleri Ergen, Pravin Varaiya
INFOCOM
2002
IEEE
15 years 4 months ago
Optimizing the Topology of Bluetooth Wireless Personal Area Networks
Abstract— In this paper, we address the problem of determining an optimal topology for Bluetooth Wireless Personal Area Networks (BT-WPANs). In BT-WPANs, multiple communication c...
Marco Ajmone Marsan, Carla-Fabiana Chiasserini, An...
MOBICOM
2009
ACM
15 years 6 months ago
Neighbor discovery in wireless networks and the coupon collector's problem
—Neighbor discovery1 is one of the first steps in the initialization of a wireless ad hoc network. In this paper, we design and analyze practical algorithms for neighbor discove...
Sudarshan Vasudevan, Donald F. Towsley, Dennis Goe...