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AVSS
2006
IEEE
14 years 1 months ago
Large System Decision Fusion Performance in Inhomogeneous Sensor Networks
The problem of decision fusion in a large wireless sensor system with many power-constrained distributed nodes is considered. The sensor network is assumed to be inhomogeneous. i....
Sudharman K. Jayaweera, Kossai Al-Tarazi
MOBISYS
2004
ACM
14 years 7 months ago
Energy-Efficient Surveillance System Using Wireless Sensor Networks
The focus of surveillance missions is to acquire and verify information about enemy capabilities and positions of hostile targets. Such missions often involve a high element of ri...
Tian He, Sudha Krishnamurthy, John A. Stankovic, T...
GLOBECOM
2008
IEEE
14 years 2 months ago
Multi-Cluster Multi-Parent Wake-Up Scheduling in Delay-Sensitive Wireless Sensor Networks
—Immediate notification of urgent but rare events and delivery of time sensitive actuation commands appear in many practical wireless sensor and actuator network applications. M...
Huang Lee, Abtin Keshavarzian, Hamid K. Aghajan
JSAC
2007
102views more  JSAC 2007»
13 years 7 months ago
Partially-coherent distributed space-time codes with differential encoder and decoder
Abstract— Distributed space-time coding is a means of achieving diversity through cooperative communication in a wireless relay network. In this paper, we consider a transmission...
T. Kiran, B. Sundar Rajan
DCOSS
2006
Springer
13 years 11 months 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