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» Beasties: Simple wireless sensor nodes
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DCOSS
2006
Springer
14 years 8 days ago
Approximation Algorithms for Power-Aware Scheduling of Wireless Sensor Networks with Rate and Duty-Cycle Constraints
We develop algorithms for finding the minimum energy transmission schedule for duty-cycle and rate constrained wireless sensor nodes transmitting over an interference channel. Sinc...
Rajgopal Kannan, Shuangqing Wei
CORR
2008
Springer
187views Education» more  CORR 2008»
13 years 8 months ago
Securing U-Healthcare Sensor Networks using Public Key Based Scheme
Recent emergence of electronic culture uplifts healthcare facilities to a new era with the aid of wireless sensor network (WSN) technology. Due to the sensitiveness of medical data...
Md. Mokammel Haque, Al-Sakib Khan Pathan, Choong S...
MOBICOM
2005
ACM
14 years 2 months ago
Using mobile relays to prolong the lifetime of wireless sensor networks
In this paper we investigate the benefits of a heterogeneous architecture for wireless sensor networks composed of a few resource rich mobile nodes and a large number of simple s...
Wei Wang 0002, Vikram Srinivasan, Kee Chaing Chua
ALGOSENSORS
2004
Springer
14 years 2 months ago
Constrained Flow Optimization with Applications to Data Gathering in Sensor Networks
We focus on data gathering problems in energy-constrained wireless sensor networks. We study store-and-gather problems where data are locally stored on the sensors before the data ...
Bo Hong, Viktor K. Prasanna
IPSN
2005
Springer
14 years 2 months ago
Matched source-channel communication for field estimation in wireless sensor networks
Abstract— Sensing, processing and communication must be jointly optimized for efficient operation of resource-limited wireless sensor networks. We propose a novel source-channel...
Waheed Uz Zaman Bajwa, Akbar M. Sayeed, Robert D. ...