Long range wireless alarm monitoring system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 16, 1985
Issued Date -
N/A
app pub date -
Feb 13, 1984
filing date -
Sep 14, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A security system using a remote sensing unit and a transponder in either one-way or two-way radio communication with a central station. The security system provides for the continuous monitoring of remote points in a particular area from a central station without need of physical connections between the central station and the remote points. The security system further provides the added feature of using redundant code comparison to ensure the validity of the transmitted signal.
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