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» Optimal physical carrier sense in wireless networks
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IPPS
2009
IEEE
15 years 4 months ago
Unit disk graph and physical interference model: Putting pieces together
Modeling communications in wireless networks is a challenging task since it asks for a simple mathematical object on which efficient algorithms can be designed, but that must also...
Emmanuelle Lebhar, Zvi Lotker
TSP
2008
145views more  TSP 2008»
14 years 9 months ago
Multichannel ALLIANCES: A Cooperative Cross-Layer Scheme for Wireless Networks
A random access protocol named ALLIANCES was recently proposed, that achieves high throughput by resolving collisions in wireless networks. ALLIANCES exploits diversity provided b...
Lun Dong, Athina P. Petropulu
JSAC
2008
254views more  JSAC 2008»
14 years 9 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
TCOM
2010
107views more  TCOM 2010»
14 years 8 months ago
A Simple Recruitment Scheme of Multiple Nodes for Cooperative MAC
—Physical (PHY) layer cooperation in a wireless network allows neighboring nodes to share their communication resources in order to create a virtual antenna array by means of dis...
Francesco Verde, Thanasis Korakis, Elza Erkip, Ann...
MOBICOM
2009
ACM
15 years 4 months ago
Impact of mobility on spectrum sensing in cognitive radio networks
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
Alexander W. Min, Kang G. Shin