5657 search results - page 819 / 1132 » Micropayments for Wireless Communications |
169
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GLOBECOM
2009
IEEE
15 years 10 months ago
2009
IEEE
—We have recently proposed a novel receiver for Ultra-Wide-band Impulse-Radio communication in bursty applications like Wireless Sensor Networks. The receiver, based on the princ...
178
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MOBICOM
2010
ACM
15 years 7 months ago
2010
ACM
In this work, we study physical-layer identification of passive UHF RFID tags. We collect signals from a population of 70 tags using a purpose-built reader and we analyze time dom...
171
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MOBICOM
2010
ACM
15 years 7 months ago
2010
ACM
This paper describes the design and implementation of a network virtualization substrate (NVS) for effective virtualization of wireless resources in WiMAX networks. Virtualization...
189
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IWCMC
2009
ACM
16 years 1 months ago
2009
ACM
Multi-hop relaying will play a central role in next generation wireless systems. In this paper a novel relaying strategy that uses multiple-input multiple-output (MIMO) relays in ...
196
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BROADNETS
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract— Limited resources and time-varying nature of wireless ad hoc networks demand optimized use of resources across layers. Cross-layer optimization (CLO) for wireless netwo...