System for locating a source of bursty transmissions cross reference to related applications
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United States of America Patent
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Mar 4, 1997
Issued Date -
N/A
app pub date -
Mar 11, 1994
filing date -
May 7, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A system for determining the location of a mobile transmitter is disclosed. The mobile transmitter receives a message signal and responds to the message signal by transmitting a responsive signal, wherein the responsive signal is indicative of the identity of the mobile transmitter. One preferred embodiment comprises at least three antenna site systems 10, a central site system 12, a database processor for use in connection with various applications, and a map system 16. The system may be employed to locate cellular telephones and/or like devices emitting bursty transmissions, e.g., over messaging or control channels.
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