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Personal communicator having improved zoom and pan functions for editing information on touch sensitive display

  • US 5,615,384 A
  • Filed: 08/29/1995
  • Issued: 03/25/1997
  • Est. Priority Date: 11/01/1993
  • Status: Expired due to Term
First Claim
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1. A personal communicator comprising:

  • a casing having a size adapted to be held in the hand of a user;

    a touch sensitive display mounted on said casing;

    first means for displaying a graphics image on said display;

    second means for displaying a magnification frame of predefined size and shape on said display and imposed on said graphics image in response to a user touching said display at a touch point with a finger, said frame being located beneath said touch point and delineating the actual portion of said graphics image to be magnified;

    third means for moving said frame around said display in response to sliding said finger around said display and in contact therewith; and

    fourth means for magnifying and displaying on said display said portion of said graphics image delineated by said frame, in response to disengaging said finger from said display.

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