Keyboards for portable electronic devices

  • US 7,694,231 B2
  • Filed: 07/24/2006
  • Issued: 04/06/2010
  • Est. Priority Date: 01/05/2006
  • Status: Active Grant
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First Claim
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1. A method, comprising:

  • at an electronic device with a touch-sensitive display;

    displaying a plurality of icons on the touch-sensitive display, wherein a respective icon in at least a subset of the plurality of icons corresponds to two or more symbols;

    detecting a finger contact by a user with the touch-sensitive display that corresponds to the respective icon;

    determining a respective first symbol in the two or more symbols to which the position of the finger contact further corresponds;

    modifying the displayed respective icon to indicate that the finger contact corresponds to the respective first symbol, wherein the modifying includes;

    asymmetrically distorting a shape of the respective icon towards the respective first symbol, andenlarging the respective first symbol;

    detecting a change of the finger contact to a different position within the respective icon, the different position corresponding to a second symbol of the two or more symbols of the respective icon, if the finger making the contact is being rolled by the user to the different position; and

    selecting the respective symbol corresponding to the respective current position of the finger contact.

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