5184 search results - page 935 / 1037 » The digital divide of computing |
128
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MOBICOM
2009
ACM
15 years 11 months ago
2009
ACM
In this paper we investigate the connectivity for large-scale clustered wireless sensor and ad hoc networks. We study the effect of mobility on the critical transmission range fo...
142
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MOBICOM
2009
ACM
15 years 11 months ago
2009
ACM
Wireless sensor networks (WSNs) have been increasingly available for critical applications such as security surveillance and environmental monitoring. An important performance mea...
131
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MOBICOM
2009
ACM
15 years 11 months ago
2009
ACM
This paper presents the design challenges posed by a new class of ultra-low-power devices referred to as Energy-Harvesting Active Networked Tags (EnHANTs). EnHANTs are small, fle...
182
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MOBICOM
2009
ACM
15 years 11 months ago
2009
ACM
Cognitive radio is an enabling technology that allows unlicensed users to opportunistically access the spectrum in order to enhance the spectrum efficiency. In this paper, we cons...
146
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MOBIDE
2009
ACM
15 years 11 months ago
2009
ACM
The explosive growth of location-detection devices, wireless communications, and mobile databases has resulted in the realization of location-based services as commercial products...