9059 search results - page 1703 / 1812 » The design of eco-feedback technology |
WCNC
2008
IEEE
14 years 3 months ago
2008
IEEE
Hybrid automatic repeat-request (HARQ) is critical to an IEEE 802.16e OFDMA network, as it can significantly improve the reliability of wireless link. However, as revealed by our...
AINA
2007
IEEE
14 years 3 months ago
2007
IEEE
We present a framework for a wireless health monitoring system within a smart home using ZigBee technology. Vital signals are collected and processed using a 3-tiered architecture...
CISS
2007
IEEE
14 years 3 months ago
2007
IEEE
— We study the case of a single transmitter, which communicates to two co-located users, through an independent block Rayleigh fading channel. The co-location nature of the users...
CISS
2007
IEEE
14 years 3 months ago
2007
IEEE
— In recent years, coherent space-frequency (SF) coded multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) systems have attracted great attentio...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— Ultra-wideband (UWB) impulse radio is a promising technique for low-power bio-medical communication systems. While a range of analog and digital UWB architectures exist...