5901 search results - page 851 / 1181 » Algorithms for Wireless Sensor Networks |
124
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DIALM
2004
ACM
15 years 9 months ago
2004
ACM
Orthogonal Variable Spreading Factor (OVSF) CDMA code consists of an infinite number of codewords with variable rates, in contrast to the conventional orthogonal fixed-spreading...
130
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ICIP
2007
IEEE
16 years 6 months ago
2007
IEEE
We examine the trade-off between lifetime and distortion in image sensor networks deployed for gathering visual information over a monitored region. Users navigate over the monito...
139
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SECON
2007
IEEE
15 years 10 months ago
2007
IEEE
—We consider surveillance applications in which sensors are deployed in large numbers to improve coverage fidelity. Previous research has studied how to select active sensor cov...
132
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ICC
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract—Many protocols for ad-hoc wireless networks perform poorly in situations when node cooperation cannot be enforced. This may happen because of the lack of global authorit...
142
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INFOCOM
2007
IEEE
15 years 10 months ago
2007
IEEE
— A wide range of applications for wireless ad hoc networks are time-critical and impose stringent requirement on the communication latency. This paper studies the problem Minimu...