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Asymmetric shuffle keyboard

  • US 9,152,238 B2
  • Filed: 10/25/2007
  • Issued: 10/06/2015
  • Est. Priority Date: 08/01/2005
  • Status: Active Grant
First Claim
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1. An input device comprising:

  • a) A touch-screen;

    b) A processor, a software and hardware subsystem in communication with the touch-screen;

    c) a set of instructions defined within said processor, wherein the set of instructions is configured to;

    d) display, on the touch-screen, a contact point and a keyboard comprising of a major region, that comprises of a plurality of major keys, and a minor region, that comprises of a plurality of minor keys;

    e) mark each of the plurality of major keys with a major symbol; and

    f) mark each of the plurality of minor keys with a minor symbol;

    g) wherein the keyboard is defined within a designated boundary;

    h) wherein a location of the first region and a location of the second region on the keyboard is based on a location of the contact point;

    i) wherein movement of the contact point causes the location of the first region to interchange with the location of the second region and the location of the second region to interchange with the location of the first region based on the movement and location of the contact point;

    j) wherein each major key has a corresponding minor key;

    k) wherein the major symbol, of each major key, is larger and identical to the minor symbol of its corresponding minor key after the interchange; and

    l) wherein the location of the second region is at an opposite location in the designated boundary compared to the location of the contact point with respect to the designated boundary.

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