102291 search results - page 20047 / 20459 » Computability in Computational Geometry |
216
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MOBICOM
2010
ACM
15 years 7 months ago
2010
ACM
Consider mobile targets moving in a plane and their movements being monitored by a network such as a field of sensors. We develop distributed algorithms for in-network tracking an...
195
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MOBICOM
2010
ACM
15 years 7 months ago
2010
ACM
We report a first-of-its-kind realization of directional transmission for smartphone-like mobile devices using multiple passive directional antennas, supported by only one RF chai...
178
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MOBICOM
2010
ACM
15 years 7 months ago
2010
ACM
Multi-User MIMO promises to increase the spectral efficiency of next generation wireless systems and is currently being incorporated in future industry standards. Although a signi...
183
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MOBICOM
2010
ACM
15 years 7 months ago
2010
ACM
Short Messaging Service (SMS) based mobile information services have become increasingly common around the world, especially in emerging regions among users with low-end mobile de...
178
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MOBICOM
2010
ACM
15 years 7 months ago
2010
ACM
Information on site-specific spectrum characteristics is essential to evaluate and improve the performance of wireless networks. However, it is usually very costly to obtain accur...