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User terminal device and interaction method thereof

  • US 9,395,823 B2
  • Filed: 05/20/2014
  • Issued: 07/19/2016
  • Est. Priority Date: 05/20/2013
  • Status: Active Grant
First Claim
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1. An electronic device comprising:

  • a sensor configured to sense orientation and movement of a pen comprising a nib and a body connected to the nib, with respect to a display, by sensing electrical output from the pen; and

    a controller configured to control the electronic device to operate in a first interaction mode in which an operation that corresponds to a touch point of the nib of the pen is performed if a pen touch with respect to the display is sensed by the sensor, and control the electronic device to operate in a second interaction mode if the controller determines that the body of the pen is put on the display,wherein, in the second interaction mode, the controller is further configured to determine a line formed at a position where the body of the pen contacts the display, and control the electronic device to perform at least one of position movement, size enlargement, and size reduction for a graphical object displayed on the display based on movement of the line resulting from the movement of the pen on the display.

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