Signal discrimination for wireless key fobs and interacting systems
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United States of America Patent
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Aug 15, 2017
Grant Date -
Feb 18, 2016
app pub date -
Oct 30, 2015
filing date -
Oct 26, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A wireless charging system for a vehicle. The wireless charging system includes a wireless power transmitter, a vehicle signal sensor, and a controller. The controller starts a wireless transmission of electromagnetic energy from the wireless power transmitter to a receiving device. The controller measures an electromagnetic signal within the vehicle during the wireless transmission of electromagnetic energy from the wireless power transmitter to the receiving device. The controller detects a vehicle control signal within the electromagnetic signal. The controller stops the wireless transmission of electromagnetic energy from the wireless power transmitter to the receiving device upon detection of the vehicle control signal within the electromagnetic signal.
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