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Title of Article

THE LOCATION OF MOBILE USER SERVED BY COMMUNICATION NETWORK WITH FREQUENCY SCANNING ANTENNA ARRAYS AT BASE STATIONS


Issue
3
Date
2011

Article type
scientific article
UDC
621.391.1
Pages
65-71
Keywords
mobile communication system, antenna array, frequency scanning, angular dispersion, positioning accuracy, multipath radio channel


Authors
Averin Ilya Mikhaylovich
OOO «Mera-NN», Nizhniy Novgorod

Ermolaev Viktor Timofeevich
OOO «Mera-NN», Nizhniy Novgorod, Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo

Flaksman Aleksandr Grigorevich
OOO «Mera-NN», Nizhniy Novgorod, Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo


Abstract
The task of a mobile user location is considered. It is assumed that the user is served by a communication system comprising several base stations equipped with frequency scanning antenna arrays. The location is performed on the basis of the triangulation method involving two or three base stations. The estimation error of the user location has been shown to substantially depend on the value of angular dispersion arising due to multipath propagation. By using the third base station, it is possible to increase significantly the user positioning accuracy compared to the case of two base stations.

File (in Russian)