116 search results - page 4 / 24 » Maximizing the Lifetime of a Barrier of Wireless Sensors |
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INFOCOM
2008
IEEE
15 years 6 months ago
2008
IEEE
—Sleep-wake scheduling is an effective mechanism to prolong the lifetime of energy-constrained wireless sensor networks. However, it incurs an additional delay for packet deliver...
EWSN
2008
Springer
15 years 11 months ago
2008
Springer
We consider the problem of determining the transmission power assignment that maximizes the lifetime of a data-gathering wireless sensor network with stationary nodes and static tr...
ICC
2009
IEEE
15 years 6 months ago
2009
IEEE
—Owing to the availability of low-cost and low-power CMOS cameras, Wireless Video Sensor Networks (WVSN) has recently become a reality. However video encoding is still a costly p...
INFOCOM
2005
IEEE
15 years 5 months ago
2005
IEEE
106
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TIP
2010
14 years 6 months ago
2010
We explore camera scheduling and energy allocation strategies for lifetime optimization in image sensor networks. For the application scenarios that we consider, visual coverage ov...