160 search results - page 15 / 32 » Low power systems for wireless microsensors |
GLOBECOM
2007
IEEE
13 years 8 months ago
2007
IEEE
Abstract— In this paper, we present a new Doppler spread estimation algorithm for broadband wireless orthogonal frequency division multiplexing (OFDM) systems with time-varying a...
WH
2010
13 years 2 months ago
2010
In this work, we consider low power, wearable pulse oximeter sensors for ambulatory, remote vital signs monitoring applications. It is extremely important for such sensors to main...
KES
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. An energy-efficient power-aware design is highly desirable for digital signal processing functions that encounter a wide diversity of operating scenarios in battery-power...
IPSN
2005
Springer
14 years 1 months ago
2005
Springer
— Environmental energy is an attractive power source for low power wireless sensor networks. We present Prometheus, a system that intelligently manages energy transfer for perpet...
CORR
2007
Springer
13 years 7 months ago
2007
Springer
—The differential encoding/decoding setup introduced by Kiran et al, Oggier-Hassibi and Jing-Jafarkhani for wireless relay networks that use codebooks consisting of unitary matri...