60 Ghz indoor propagation studies for wireless communications based on a ray-tracing method
EURASIP Journal on Wireless Communications and Networking
EURASIP Journal on Wireless Communications and Networking
Time of arrival estimation for UWB localizers in realistic environments
EURASIP Journal on Applied Signal Processing
EURASIP Journal on Advances in Signal Processing
Application of high-band UWB body area network to medical vital sensing in hospital
BodyNets '13 Proceedings of the 8th International Conference on Body Area Networks
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This paper presents a statistical characterization of an ultra wideband (UWB) indoor propagation channel based on measurements conducted in various types of high-rise apartments in several cities of Korea. Measurements were carried out in the frequency band of 3–10 GHz. Various communication links were considered including both line-of-sight (LOS) and non-LOS (NLOS) scenarios, which covered within-the-room and room-to-room propagations. The measurement procedure allows us to characterize both the large-scale and the small-scale statistics of the channel. The aim here is to study in more detail the statistical characteristics of the UWB propagation channel and to provide insight for future statistical channel modeling work. Channel characteristics examined include the distance and frequency dependency of path loss, shadowing fading statistics, and multipath temporal-domain parameter statistics such as the mean excess delay, RMS delay spread, and the number of dominant paths. Copyright © 2005 John Wiley & Sons, Ltd.