×

Method and system for implementing a historical buffer

  • US 20030226116A1
  • Filed: 03/07/2003
  • Published: 12/04/2003
  • Est. Priority Date: 03/08/2002
  • Status: Abandoned Application
First Claim
Patent Images

1. A system for implementing a pointer based historical buffer comprising:

  • storage means adapted for storage of data representative of an editable, electronic document;

    display output means adapted for communicating data for generating a display of the electronic document to an associated display device;

    data input means adapted to receive document modification data representative of a desired modification operation to be performed on the electronic document;

    a pointer memory adapted for storing pointer information associated with received modification data;

    pointer incrementing means adapted for incrementing a pointer value storage location of pointer information in accordance with each received modification data;

    data editor means adapted for performing an edit to the electronic document in accordance with received document modification data;

    association means adapted for associating each received document modification data with a pointer value associated therewith; and

    historical document storage means adapted for storing at least a portion of the electronic document in the form prior to the most recent modification by the data editor.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×