73 search results - page 4 / 15 » Improving energy efficiency of location sensing on smartphon... |
MOBISYS
2010
ACM
14 years 12 months ago
2010
ACM
We present Darwin, an enabling technology for mobile phone sensing that combines collaborative sensing and classification techniques to reason about human behavior and context on ...
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INFOCOM
2007
IEEE
15 years 3 months ago
2007
IEEE
Abstract—In this paper we address the problem of energyefficient event detection in wireless sensor networks (WSNs). Duty cycling is a fundamental approach to conserving energy i...
DATE
2010
IEEE
15 years 2 months ago
2010
IEEE
—Energy consumption is a critical parameter in wireless healthcare systems which consist of battery operated devices such as sensors and local aggregators. The system battery lif...
DCOSS
2005
Springer
15 years 3 months ago
2005
Springer
Abstract: Since nodes in a sensor network have limited energy, prolonging the network lifetime and improving scalability become important. In this paper, we propose a distributed w...
WCNC
2008
IEEE
15 years 3 months ago
2008
IEEE
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...