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TWC
2010
14 years 4 months ago
Cooperative wireless multicast: performance analysis and power/location optimization
The popularity of multimedia multicast/broadcast applications over wireless networks makes it critical to address the error-prone, heterogeneous and dynamically changing nature of ...
H. Vicky Zhao, Weifeng Su
INFOCOM
2008
IEEE
15 years 3 months ago
Competitive Analysis of Opportunistic Spectrum Access Strategies
—We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter m...
Nicholas B. Chang, Mingyan Liu
ICC
2009
IEEE
135views Communications» more  ICC 2009»
14 years 7 months ago
Optimal Power Allocation for Cognitive Radio Under Primary User's Outage Loss Constraint
In this paper, we consider a secondary link sharing the spectrum with a primary link in a fading cognitive radio (CR) network. Instead of applying the conventional interference pow...
Xin Kang, Rui Zhang, Ying-Chang Liang, Hari Krishn...
ICASSP
2011
IEEE
14 years 1 months ago
Quantization and power allocation in wireless sensor networks with correlated data
Abstract— This work addresses the problem of joint quantization and power allocation in wireless sensor networks where sensors observe a source, quantize their observations and t...
Muhammad Hafeez Chaudhary, Luc Vandendorpe
ICC
2009
IEEE
201views Communications» more  ICC 2009»
14 years 7 months ago
Analyzing Selfish Topology Control in Multi-Radio Multi-Channel Multi-Hop Wireless Networks
Typically, topology control is perceived as a per-node transmit power control process that achieves certain networklevel objectives. We take an alternative approach of controlling ...
Ramakant S. Komali, Allen B. MacKenzie