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Method and device of stroke based user input

  • US 8,619,048 B2
  • Filed: 08/06/2009
  • Issued: 12/31/2013
  • Est. Priority Date: 08/08/2008
  • Status: Expired due to Fees
First Claim
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1. A method of inputting a character to a computing unit, comprising:

  • displaying a reference zone on a touch screen;

    capturing a stroke drawn by a user in relation to said reference zone;

    identifying a combination of a shape and a relative position of said stroke in relation to said reference zone;

    automatically selecting one of a plurality of characters from according said combination; and

    providing said selected character as an input to the computing unit from said user;

    wherein at least a portion of said stroke deviates from the boundaries of said reference zone;

    wherein said reference zone is a virtual circle;

    wherein a joint outline of said stroke and of said reference zone depicts a form of said selected character.

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