Proximity detection using wireless connectivity in a communications system
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United States of America Patent
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Feb 28, 2012
Grant Date -
Apr 8, 2004
app pub date -
Oct 1, 2003
filing date -
Nov 14, 2000
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention is directed towards a primary device that detects the proximity of additional remote devices, which are intended to be within the same local network. The primary device communicates with the remote devices using wireless communication. In the event that the remote devices are outside of a predetermined range, the remote devices are disabled.
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