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Method and apparatus for preserving calibration data in a vehicle seat occupant detection system

DC
  • US 6,650,978 B1
  • Filed: 05/31/2002
  • Issued: 11/18/2003
  • Est. Priority Date: 05/31/2002
  • Status: Expired due to Term
First Claim
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1. A method of preserving calibration data for use by a seat occupant detection system in a vehicle, the method comprising the steps:

  • providing dedicated memory locations for vehicle identification data and seat calibration data in a first rewritable, non-volatile memory within an occupant detection system module in the seat occupant detection system and a second rewritable, non-volatile memory external to the occupant detection system;

    obtaining vehicle identification data from the vehicle;

    determining if the vehicle identification data obtained from the vehicle matches vehicle identification data stored in the first rewritable, non-volatile memory; and

    if the vehicle identification data obtained from the vehicle matches the vehicle identification data stored in the first rewritable, non-volatile memory, copying seat calibration data stored in the first rewritable, non-volatile memory to the second rewritable, non-volatile memory.

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