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Vehicle speed diagnostic algorithm for four-wheel steering systems

  • US 6,701,237 B2
  • Filed: 02/15/2002
  • Issued: 03/02/2004
  • Est. Priority Date: 08/01/2001
  • Status: Expired due to Fees
First Claim
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1. A method for validating a signal indicative of a speed of a vehicle, comprising:

  • receiving a plurality of signals indicative of vehicle speed;

    correlating at least a first of said plurality of received signals with at least a second of said plurality of received signals to determine if either signal is invalid; and

    signaling a rejection of any signal found to be invalid.

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