Vehicle remote control system having keyless entry and piggyback control features and associated methods

  • US 6,297,731 B1
  • Filed: 01/19/2000
  • Issued: 10/02/2001
  • Est. Priority Date: 08/22/1996
  • Status: Expired due to Term
First Claim
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1. A vehicle control system comprising:

  • a data communications bus at the vehicle;

    at least one vehicle sensor;

    a remote keyless entry (RKE) system comprising an RKE transmitter to be carried by a user, an RKE receiver at the vehicle, an RKE controller connected to said RKE receiver for generating RKE signals on said data communications bus responsive to said RKE transmitter, and at least one RKE actuator for performing an RKE function responsive to the RKE signals; and

    a piggyback controller at the vehicle and connected to said data communications bus for performing a desired piggyback control function based upon predetermined RKE signals generated on said data communications bus by said RKE controller.

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