Method for determining the position of a mobile station
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United States of America Patent
Stats
-
Feb 1, 2005
Grant Date -
Jan 3, 2002
app pub date -
Nov 23, 1998
filing date -
May 27, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to a base station of a cellular radio system, which base station comprises antenna equipment for receiving signals from a certain mobile station simultaneously by at least two antenna beams directed in different directions, and measuring equipment for measuring the signal levels of the signals received by the respective antenna beans. For determining the position of the mobile station with greater accuracy the base station is provided with calculating means which are responsive to the measuring equipment to determine the direction from the base station to the mobile station by calculating the relations between the signal levels of the signals for the respective beams.
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Family
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