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Finger occlusion avoidance on touch display devices

  • US 8,531,410 B2
  • Filed: 08/19/2009
  • Issued: 09/10/2013
  • Est. Priority Date: 08/18/2009
  • Status: Active Grant
First Claim
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1. A method for avoiding occlusion on a touch screen device, the device comprising a touch-screen input interface, a processor and a display module, the method comprising:

  • using the touch-screen input interface to receive a touch input event from a user on a location on the display module, the location being characterized by location coordinates, the touch input event being caused by a touching of the display module;

    using the processor to create an information-free zone at the location on the display module in response to the touch input event, wherein objects within the information-free zone are pushed out of the information-free zone;

    using the touch-screen input interface to sense an end of the touching of the display module;

    in response to the end of the touching of the display module, eliminating the information-free zone by displaying the objects within the information-free zone, and placing the cursor within the information-free zone,wherein in response to creating the information-free zone, providing feedback to the user as a highlighted area on a line crossing the information-free zone, that highlights a portion of the objects within the information-free zone which are pushed out of the information free-zone and is based on a major axis of the touch input event, andwhen the touching of the display module ends, the cursor is placed within the portion and between an object pushed to one side of the information-free zone and an object pushed to the other side of the information-free zone, and the feedback ends.

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