603 search results - page 2 / 121 » Position location by time reversal in communication networks |
GIS
2009
ACM
14 years 2 days ago
2009
ACM
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
ICC
1997
IEEE
13 years 9 months ago
1997
IEEE
Abstract: Since mobile user mobility behaviors can vary according to time periods, e.g. office-going/closing and office hours, the location management traffic load for tracking ...
Publication
Global Positioning System (GPS) Technology allows precise determination of location, velocity, direction, and time. The price of GPS receivers is falling rapidly and the applicatio...
IWCMC
2006
ACM
13 years 11 months ago
2006
ACM
This paper introduces a novel symbolic positioning system based on wireless access points and Support Vector Machines. The system works both indoors and outdoors and is cost-effec...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
— The localization of a mobile device is of essential need in order to provide location based services to the users, e.g. in an emergency situation. Several mechanisms have been ...