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Method and apparatus for updating and synchronizing information between a client and a server

  • US 8,447,807 B2
  • Filed: 03/07/2012
  • Issued: 05/21/2013
  • Est. Priority Date: 03/31/1997
  • Status: Expired due to Fees
First Claim
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1. A method of synchronizing information comprising:

  • accepting user input via a display page at a first computer;

    using a record of values received from the second computer to determine first computer values associated with said user input that have changed since a last communication with the second computer;

    constructing a first package that includes said first computer values;

    transmitting said first package to a second computer;

    receiving from said second computer a synchronization information, wherein said second computer is configured to compare said first computer values from said first package with one or more second computer variables;

    construct said synchronization information based at least in part on information resulting from said comparison; and

    transmit said synchronization information to said first computer; and

    updating the display page at said first computer based at least in part on said synchronization information by using the synchronization information to update a portion of the display page as displayed at the first computer without requiring retransmission of the entire display page.

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