System and methods for automatically moving access barriers initiated by mobile transmitter devices
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United States of America Patent
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Nov 15, 2011
Grant Date -
Feb 10, 2011
app pub date -
Oct 20, 2010
filing date -
Aug 24, 2005
priority date (Note) -
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Abstract
A discrete add-on control system for a barrier operating system is provided. The control system includes a mobile transmitter, a barrier state transmitter a controller and an indicator. The mobile transmitter automatically and periodically generates a mobile signal. The barrier state transmitter generates a barrier state signal. The controller is connected to the barrier operating system, receives the mobile signal and the barrier state signal, and commands the barrier operating system to move a barrier based upon the mobile signal and the barrier state signal. The indicator indicates a condition of the barrier.
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