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Updating an electronic device with update agent code

  • US 8,578,361 B2
  • Filed: 02/27/2011
  • Issued: 11/05/2013
  • Est. Priority Date: 04/21/2004
  • Status: Active Grant
First Claim
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1. A method of updating an electronic device comprising non-volatile memory containing at least one of:

  • firmware and software, using first update agent code resident in the non-volatile memory, the method comprising;

    determining whether the first update agent code is a current version;

    replacing the first update agent code with an updated version of the first update agent code from a removable memory card operatively coupled to the electronic device; and

    updating at least one;

    firmware and software in the electronic device using the updated version of the first update agent code, and first update information associated with the at least one of;

    firmware and the software, wherein the replacing comprises;

    creating the updated version of the first update agent code in the removable memory card, using second update information associated with the first update agent code and a second update agent resident in the removable memory card.

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