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ELECTRONIC KEY FOB WITH BLUETOOTH AND RADIO FREQUENCY TRANSCEIVERS

  • US 20150287257A1
  • Filed: 04/04/2014
  • Published: 10/08/2015
  • Est. Priority Date: 04/04/2014
  • Status: Abandoned Application
First Claim
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1. A key fob for a vehicle, comprising:

  • a long-range transceiver configured to communicate with a control device in a vehicle when the key fob is within range of a long-range transceiver of the vehicle; and

    a short-range transceiver configured to communicate with a mobile device when the key fob is within range of a short-range transceiver of the mobile device,wherein when the short-range transceiver of the mobile device is out of range of a short-range transceiver of the vehicle,information is transmitted from the mobile device to the vehicle over a short-range link between the mobile device and the key fob and is relayed from the key fob to the vehicle over a long-range link between the key fob and the vehicle, andinformation is transmitted from the vehicle to the mobile device over the long-range link between the vehicle and the key fob and is relayed from the key fob to the mobile device over the short-range link between the key fob and the mobile device.

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