840 search results - page 142 / 168 » How Long is the Lifetime of a Wireless Sensor Network |
TWC
2010
13 years 3 months ago
2010
We proposed compressive data gathering (CDG) that leverages compressive sampling (CS) principle to efficiently reduce communication cost and prolong network lifetime for large scal...
DSN
2007
IEEE
14 years 2 months ago
2007
IEEE
Sleep-wake protocols are critical in sensor networks to ensure long-lived operation. However, an open problem is how to develop efficient mechanisms that can be incorporated with ...
MSWIM
2003
ACM
14 years 1 months ago
2003
ACM
This article analyzes the connectivity of multihop radio networks in a log-normal shadow fading environment. Assuming the nodes have equal transmission capabilities and are randoml...
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—In this paper, we propose a novel coalitional game model for security issues in wireless networks. The model can be applied to not only mobile ad hoc networks but also wireless ...
PERCOM
2009
ACM
14 years 3 months ago
2009
ACM
—In this paper, an information grouping paradigm for QoI in sensor networks is introduced. First, a definition of QoI is presented by analyzing the ITU’s definition of QoS. T...