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ICC
2007
IEEE
160views Communications» more  ICC 2007»
14 years 3 months ago
Adaptive Game-Based Radio Spectrum Allocation in Doubly Selective Fading Channels
— For cognitive radio networks, a popular approach to dynamic spectrum allocation (DSA) is game theoretic, which improves spectrum efficiency in a distributed manner. In a doubl...
Duo Zhang, Zhi Tian
MOBIHOC
2010
ACM
13 years 6 months ago
Breaking bidder collusion in large-scale spectrum auctions
Dynamic spectrum auction is an effective solution to provide spectrum on-demand to many small wireless networks. As the number of participants grows, bidder collusion becomes a se...
Xia Zhou, Haitao Zheng
MOBIWAC
2009
ACM
14 years 1 months ago
Adaptive, direction-aware data dissemination for diverse sensor mobility
We consider sensor networks where the sensor nodes are attached on entities that move in a highly dynamic, heterogeneous manner. To capture this mobility diversity we introduce a ...
Azzedine Boukerche, Dionysios Efstathiou, Sotiris ...
JCST
2010
155views more  JCST 2010»
13 years 3 months ago
Efficient Location Updates for Continuous Queries over Moving Objects
Abstract The significant overhead related to frequent location updates from moving objects often results in poor performance. As most of the location updates do not affect the quer...
Yu-Ling Hsueh, Roger Zimmermann, Wei-Shinn Ku
INFOCOM
2005
IEEE
14 years 2 months ago
CoolStreaming/DONet: a data-driven overlay network for peer-to-peer live media streaming
— This paper presents DONet, a Data-driven Overlay Network for live media streaming. The core operations in DONet are very simple: every node periodically exchanges data availabi...
Xinyan Zhang, Jiangchuan Liu, Bo Li, Tak-Shing Pet...