154 search results - page 7 / 31 » Estimating multiple transmitter locations from power measure... |
ICC
2008
IEEE
14 years 1 months ago
2008
IEEE
— Fine time resolution enables Ultra-Wideband (UWB) ranging systems to reliably extract the first multipath arrival corresponding to the range between a transmitter and receiver...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
—In this paper, we analyze the impact of imperfect channel quality feedback on the scheduling algorithms that exploit multi-user diversity. We consider a time-slotted MIMO broadc...
TSP
2010
13 years 1 months ago
2010
Abstract--This paper proposes a training-based channel estimation scheme for achieving quality-of-service discrimination between legitimate and unauthorized receivers in wireless m...
MOBISYS
2004
ACM
14 years 6 months ago
2004
ACM
We study the problem of tracking a moving device under two indoor location architectures: an active mobile architecture and a passive mobile architecture. In the former, the infra...
GLOBECOM
2009
IEEE
14 years 1 months ago
2009
IEEE
— In this paper, we study the anonymous cardinality estimation problem in radio frequency identification (RFID) systems. To preserve privacy and anonymity, each tag only transmi...