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Methods and apparatuses for remote control of vehicle devices and vehicle lock-out notification

  • US 7,961,076 B2
  • Filed: 02/28/2006
  • Issued: 06/14/2011
  • Est. Priority Date: 02/28/2006
  • Status: Expired due to Fees
First Claim
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1. A method to manipulate a vehicle device of a vehicle via a remote access device, comprising:

  • generating, by an asymmetric key generation module of a vehicle controller, an encryption key pair to encrypt data to be transferred to the remote access device, wherein the vehicle controller comprises a microprocessor and a trusted platform module (TPM), wherein further the TPM comprises a hash module, a key-hash message authentication code (HMAC) module, and a random number generator;

    transferring, via a mobile telephone switching station, encrypted data from the vehicle controller to the remote access device;

    decrypting, by the remote access device, the encrypted data via an encryption key of the encryption key pair; and

    manipulating the vehicle device via the vehicle controller based upon receipt of a response transmitted by the remote access device, wherein the response is generated in response to the decrypting the encrypted data.

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