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System and method for delta-based over-the-air software upgrades for a wireless mobile station

  • US 7,149,508 B2
  • Filed: 02/05/2003
  • Issued: 12/12/2006
  • Est. Priority Date: 02/05/2003
  • Status: Expired due to Fees
First Claim
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1. A mobile station capable of being upgraded by a delta file received from a software upgrade server via a wireless network, said mobile station comprising:

  • a memory capable of storing an original image file, said delta file, and a first version indicia identifying a current version of said original image file, wherein said delta file is suitable for upgrading said original image file and said delta file is identified by a second version indicia; and

    a controller capable of modifying said original image file according to a comparison between said first version indicia and said second version indicia, and instructions stored in said delta file to thereby generate an upgraded image file.

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