207 search results - page 4 / 42 » Digitizing of UWB signals based on frequency channelization |
ICC
2007
IEEE
14 years 2 days ago
2007
IEEE
— In this paper, a performance analysis of orthogonal frequency-division multiplexing (OFDM) based ultra-wideband (UWB) systems with frequency-domain spreading is presented. A co...
TCOM
2008
13 years 5 months ago
2008
Abstract-- We address low-complexity, highly-accurate frequency offset estimation for MB-OFDM-based UWB systems. We discuss unique characteristics of the MB-OFDM systems, namely, d...
CCECE
2006
IEEE
13 years 11 months ago
2006
IEEE
A software defined radio (SDR) receiver architecture is proposed in this paper for ultra-wideband (UWB) applications. Both UWB data communication and positioning functions are imp...
ICASSP
2008
IEEE
14 years 6 days ago
2008
IEEE
In this paper we propose a generally applicable frequency domain equalization and radio frequency (RF) impairment compensation technique for orthogonal frequency division multiple...
WCNC
2008
IEEE
14 years 4 days ago
2008
IEEE
—UWB technology can reach centimetre level ranging and positioning accuracy in LOS propagation when time of arrival techniques are used. However, in a real positioning system, th...