5649 search results - page 869 / 1130 » Wireless Communication Is in APX |
180
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CCS
2008
ACM
15 years 8 months ago
2008
ACM
A frequently proposed solution to node misbehavior in mobile ad hoc networks is to use reputation systems. But in ephemeral networks - a new breed of mobile networks where contact...
209
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ICC
2007
IEEE
15 years 8 months ago
2007
IEEE
—In this paper, we examine the effects of imperfect channel estimation at the receiver and no channel knowledge at the transmitter on the capacity of the fading Costa’s channel...
180
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MOBIMEDIA
2007
15 years 8 months ago
2007
The purpose of this work is to experimentally evaluate the quality of voice and data services over community-based WLAN access networks. We use P2PWNC, the Wireless LAN roaming ar...
180
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GLOBECOM
2008
IEEE
15 years 7 months ago
2008
IEEE
Abstract—Cooperative diversity is a useful technique to increase reliability and throughput of wireless networks. To analyze the performance gain from cooperative diversity, outa...
177
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ADHOC
2008
15 years 7 months ago
2008
In this paper, we present a secure group key management scheme for hierarchical mobile ad-hoc networks. Our approach aims to improve both scalability and survivability of group ke...