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196
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SECON
2008
IEEE
16 years 1 months ago
2008
IEEE
— What is the fastest rate at which we can collect a stream of aggregated data from a set of wireless sensors organized as a tree? We explore a hierarchy of techniques using real...
195
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GLOBECOM
2007
IEEE
16 years 1 months ago
2007
IEEE
—Network lifetime is a critical issue in Wireless Sensor Networks. It is possible to extend network lifetime by organizing the sensors into a number of sensor covers. However, wi...
186
Voted
ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
—In a wireless sensor network, the network lifetime is an important issue when the size of the network is large. In order to make the network scalable, it is divided into a numbe...
187
Voted
INFOCOM
2007
IEEE
16 years 1 months ago
2007
IEEE
— IEEE 802.11 Wi-Fi equipment based wireless mesh networks have recently been proposed as an inexpensive approach to connect far-flung rural areas. Such networks are built using...
195
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INFOCOM
2007
IEEE
16 years 1 months ago
2007
IEEE
— We propose the quality-of-service (QoS) driven power allocation schemes for parallel fading channels when considering imperfect channel estimations. In particular, the parallel...