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Device and method for using a rotating key and controlling a display in a mobile terminal

  • US 20040214612A1
  • Filed: 04/26/2004
  • Published: 10/28/2004
  • Est. Priority Date: 04/24/2003
  • Status: Active Grant
First Claim
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1. A device for using a rotating key on a mobile terminal having on one side thereof a plurality of dome switches which can detect a contact signal when pressed and on the other side a plurality of contact surfaces which can detect the position of the rotating key in each direction of rotation, said device comprising:

  • a folder sensor for detecting whether a folder of the mobile terminal is opened or closed;

    first and second display sections for displaying menus, functions or data according to the operation of the rotating key; and

    a control section for controlling the mobile terminal to display a menu or data selected by the operation of the rotating key on the first display section or the second display section according to an output from the folder opening/closing sensor.

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