Sciweavers

817 search results - page 97 / 164
» Energy Optimal Transmission Scheduling in Wireless Sensor Ne...
Sort
View
GLOBECOM
2008
IEEE
14 years 3 months ago
Performance Metric Sensitivity Computation for Optimization and Trade-Off Analysis in Wireless Networks
Abstract—We develop and evaluate a new method for estimating and optimizing various performance metrics for multihop wireless networks, including MANETs. We introduce an approxim...
John S. Baras, Vahid Tabatabaee, George Papageorgi...
INFOCOM
2007
IEEE
14 years 3 months ago
RMAC: A Routing-Enhanced Duty-Cycle MAC Protocol for Wireless Sensor Networks
—Duty-cycle MAC protocols have been proposed to meet the demanding energy requirements of wireless sensor networks. Although existing duty-cycle MAC protocols such as S-MAC are p...
Shu Du, Amit Kumar Saha, David B. Johnson
SENSYS
2005
ACM
14 years 2 months ago
Everlast: long-life, supercapacitor-operated wireless sensor node
This paper describes a supercapacitor-operated, solar-powered wireless sensor node called Everlast. Unlike traditional wireless sensors that store energy in batteries, Everlast’...
Farhan Simjee, Devyani Sharma, Pai H. Chou
DCOSS
2010
Springer
14 years 1 months ago
On Multihop Broadcast over Adaptively Duty-Cycled Wireless Sensor Networks
Abstract. We consider the problem of multihop broadcast over adaptively duty-cycled wireless sensor networks (WSNs) where neighborhood nodes are not simultaneously awake. We presen...
Shouwen Lai, Binoy Ravindran
MOBIHOC
2006
ACM
14 years 8 months ago
Fundamental scaling laws for energy-efficient storage and querying in wireless sensor networks
We use a constrained optimization framework to derive fundamental scaling laws for both unstructured sensor networks (which use blind sequential search for querying) and structure...
Joon Ahn, Bhaskar Krishnamachari