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Secondary key group layout for keyboard

  • US 8,259,075 B2
  • Filed: 05/08/2009
  • Issued: 09/04/2012
  • Est. Priority Date: 01/06/2009
  • Status: Active Grant
First Claim
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1. A keyboard on a mobile computing device, the keyboard comprising:

  • a plurality of keys having a first character value and a second character value, the plurality of keys configured in a layout in which a row of keys of the plurality of keys includes consecutive characters corresponding to the first character value of ‘

    Q’

    , ‘

    W’

    , ‘

    E’

    , ‘

    R’

    , ‘

    T’

    , and ‘

    Y’

    , and the second character values corresponding to one of a plurality of groupings, the groupings including mathematical functions, punctuation functions, and numerical values, each grouping of the plurality of groupings comprising adjacent keys of the plurality of keys; and

    a symbol key, the symbol key configured to toggle the plurality of keys to correspond to the second character value on each key having a first character value and a second character value, the symbol key further configured to have a plurality of states, a first state corresponding to a single-time selection of the second character value of a key having the first character value and the second character value and a second state corresponding to successive selection of the second character value of keys having the first character value and the second character value.

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