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» Clustering for opportunistic communication
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CLUSTER
1999
IEEE
15 years 6 months ago
Simulative performance analysis of gossip failure detection for scalable distributed systems
Three protocols for gossip-based failure detection services in large-scale heterogeneous clusters are analyzed and compared. The basic gossip protocol provides a means by which fai...
Mark W. Burns, Alan D. George, Bradley A. Wallace
MOBISYS
2008
ACM
16 years 6 months ago
Symphony: synchronous two-phase rate and power control in 802.11 wlans
Adaptive transmit power control in 802.11 Wireless LANs (WLANs) on a per-link basis helps increase network capacity and improves battery life of Wifi-enabled mobile devices. Howev...
Kishore Ramachandran, Ravi Kokku, Honghai Zhang, M...
MOBIHOC
2008
ACM
16 years 6 months ago
Routing performance analysis of human-driven delay tolerant networks using the truncated levy walk model
The routing performance of delay tolerant networks (DTN) is highly correlated with the distribution of inter-contact times (ICT), the time period between two successive contacts o...
Seongik Hong, Injong Rhee, Seong Joon Kim, Kyungha...
ICASSP
2009
IEEE
16 years 1 months ago
Beacon-assisted spectrum access with cooperative cognitive transmitter and receiver
—Spectrum access is an important function of cognitive radios for detecting and utilizing spectrum holes without harming the legacy systems. In this paper, we propose novel coope...
Ali Tajer, Xiaodong Wang
INFOCOM
2008
IEEE
16 years 24 days ago
Spot Pricing of Secondary Spectrum Usage in Wireless Cellular Networks
—Recent deregulation initiatives enable cellular providers to sell excess spectrum for secondary usage. In this paper, we investigate the problem of optimal spot pricing of spect...
Huseyin Mutlu, Murat Alanyali, David Starobinski