5123 search results - page 438 / 1025 » Performance and Security Tradeoff |
179
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SECON
2008
IEEE
16 years 1 months ago
2008
IEEE
—Many sensor networks are deployed for the purpose of covering and monitoring a particular region, and detecting the object of interest in the region. In this paper, based on the...
162
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WCNC
2008
IEEE
16 years 1 months ago
2008
IEEE
Abstract— In this paper, focusing on multihop decode-andforward cooperative networks, a hop-by-hop routing strategy is designed to optimize the end-to-end outage performance when...
199
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INFOCOM
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract—In this paper we address the problem of energyefficient event detection in wireless sensor networks (WSNs). Duty cycling is a fundamental approach to conserving energy i...
177
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VTC
2006
IEEE
16 years 25 days ago
2006
IEEE
This paper presents a hybrid automatic repeat request (HARQ) with variable spreading factor (VSF) suitable for a multicarrer code division multiple access (MC-CDMA). We consider a ...
165
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MOBICOM
2006
ACM
16 years 24 days ago
2006
ACM
In this paper, we consider the channel assignment problem in single radio multi-channel mobile ad-hoc networks. Specifically, we investigate the granularity of channel assignment...