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Vehicle navigation system adapted to improved system upgrade procedure

  • US 7,043,358 B2
  • Filed: 09/30/2003
  • Issued: 05/09/2006
  • Est. Priority Date: 10/29/2002
  • Status: Expired due to Fees
First Claim
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1. A vehicle navigation system comprising:

  • first and second recording devices storing therein first and second computer programs, respectively, wherein said first and second computer programs are used for vehicle navigation;

    a first execution module executing said first computer program;

    a second execution module executing said second computer program;

    an install module transferring data stored in said second recording device to said first recording device,wherein said install module operates concurrently with vehicle navigation operation achieved by said second computer program being executed by said second execution module,wherein said first execution module is prohibited from operating during operation of said second execution module.

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