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Protocols for remote vehicle access systems

  • US 10,179,567 B2
  • Filed: 12/02/2014
  • Issued: 01/15/2019
  • Est. Priority Date: 12/03/2013
  • Status: Active Grant
First Claim
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1. A wireless communications system for an automotive vehicle comprising:

  • a control unit in the automotive vehicle including a transceiver configured to receive signals from a fob; and

    a fob comprising a transceiver and a control unit, the fob configured to transmit a signal having a plurality of data blocks to the control unit in the automotive vehicle, a single data block of the plurality of data blocks including a wake-up signal and a data packet, wherein the data packet (i) provides commands for commanding the control unit in the automotive vehicle to perform a vehicle function and (ii) is embedded with the wake-up signal in the single data block.

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