Mobile station with touch input having automatic symbol magnification function

  • US 6,073,036 A
  • Filed: 04/28/1997
  • Issued: 06/06/2000
  • Est. Priority Date: 04/28/1997
  • Status: Expired due to Term
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First Claim
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1. A method for operating a wireless communicator having a display and a touch sensitive input device, said display displaying a plurality of symbols, comprising the steps of:

  • detecting a first location of a tactile input on the touch sensitive input device;

    magnifying one or more displayed symbols in the vicinity of the first location by emulating a presence of a lens element disposed between the display and the user such that magnification of the displayed symbols is non-linear within an area being magnified;

    detecting a second location of the tactile input after magnifying the displayed symbols;

    associating the second location of the tactile input with a selected symbol; and

    identifying the selected symbol as a user-designated input symbol.

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