636 search results - page 18 / 128 » High-efficiency power amplifier for wireless sensor networks |
APSCC
2008
IEEE
14 years 2 months ago
2008
IEEE
—Wireless sensor networks are increasingly being used for continuous monitoring of patients with chronic health conditions such as diabetes and heart problems. As biomedical sens...
MOBIHOC
2005
ACM
14 years 7 months ago
2005
ACM
We consider a wireless sensor network in which sensors are grouped into clusters, each with its own cluster head (CH). Each CH collects data from sensors in its cluster and relays...
SENSYS
2006
ACM
14 years 1 months ago
2006
ACM
Extensive empirical studies presented in this paper confirm that the quality of radio communication between low power sensor devices varies significantly with time and environme...
VTC
2006
IEEE
2006
IEEE
Distributed Stochastic Power and Rate Allocation for Energy Minimization in Wireless Sensor Networks
14 years 1 months ago
— In this paper, we propose a distributed stochastic algorithm for power and rate allocation in ad hoc wireless sensor networks. The problem we deal with is formulated as a trans...
CN
2007
13 years 7 months ago
2007
In this paper we provide a method to analytically compute the energy saving provided by the use of transmission power control (TPC) at the MAC layer in wireless sensor networks (W...