19383 search results - page 323 / 3877 » Estimating the |
146
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— In this paper, Cramer-Rao lower bounds (CRLBs) for estimation of vital signal parameters, such as respiration and heart-beat rates, using ultra-wideband (UWB) pulses are derive...
170
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract— We present a novel cooperative vehicle position estimation algorithm, which can achieve higher levels of accuracy and reliability than existing GPS based positioning so...
182
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— Non-linear amplitude distortion may be the key impairment in some practical multiple-input multipleoutput (MIMO) communications systems. However, there are only a few past inve...
132
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
—This paper investigates time of arrival estimation via impulse radio ultra-wideband technology. A dense multipath channel is assumed and frequency-selective propagation effects ...
165
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract— In this paper, we propose a frequency domain adaptive estimation of Doppler shifts for multiple Doppler subpaths in direct sequence code division multiple access (DS-CD...