17932 search results - page 206 / 3587 » Wireless communications systems |
144
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ICDCSW
2002
IEEE
15 years 9 months ago
2002
IEEE
Sensor networks are distributed event-based systems that differ from traditional communication networks in several ways: sensor networks have severe energy constraints, redundant ...
156
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MDM
2010
Springer
15 years 9 months ago
2010
Springer
Motivated by many applications, top-k query is a fundamental operation in modern database systems. Technological advances have enabled the deployment of large-scale sensor networks...
151
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CNSR
2004
IEEE
15 years 8 months ago
2004
IEEE
A fundamental problem that confronts future applications of sensor networks is how to efficiently locate the sensor node that stores a particular data item. It is known that distr...
140
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INFOCOM
2010
IEEE
15 years 2 months ago
2010
IEEE
—Physical layer techniques have come a long way and can achieve close to Shannon capacity for single pointto-point transmissions. It is apparent that, to further improve network ...
163
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TWC
2010
14 years 11 months ago
2010
Abstract--Impulse Radio Ultra WideBand (IR-UWB) communication has proven to be an important technique for supporting high-rate, short-range, and low-power communication. In this pa...