636 search results - page 12 / 128 » High-efficiency power amplifier for wireless sensor networks |
CORR
2010
Springer
13 years 4 months ago
2010
Springer
Power management is one of the vital issue in wireless sensor networks, where the lifetime of the network relies on battery powered nodes. Transmitting at high power reduces the l...
DATE
2007
IEEE
14 years 1 months ago
2007
IEEE
Wireless sensor networks operating on limited energy resources need to be power efficient to extend the system lifetime. This is especially challenging for video sensor networks d...
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
—Recharging the batteries of a moribund sensor deployed as part of a wireless sensor network is often infeasible due to logistical considerations. With the purpose of prolonging ...
ICWN
2009
13 years 5 months ago
2009
Abstract-- The power of wireless sensor network techonology has provided the capability of developing large scale systems for real-time monitoring.This paper describes the evolutio...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper, we consider a 2-hop wireless diversity relay network. We explore transmit power allocation among the source and relays to maximize the received signal to noise r...