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Mobile communication device equipped with touch screen and method of controlling operation thereof

  • US 7,903,093 B2
  • Filed: 04/27/2007
  • Issued: 03/08/2011
  • Est. Priority Date: 01/20/2007
  • Status: Active Grant
First Claim
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1. A method of controlling an operation of a mobile communication terminal equipped with a touch screen, the method comprising:

  • displaying a display window on an upper portion of the touch screen;

    displaying a first input window including a first type of keypad for inputting characters on a bottom portion of the touch screen;

    displaying a second input window between the display window and the first input window and overlapping the display window and not overlapping the first input window; and

    displaying a first screen scroll key on a right side of the second input window for scrolling the characters displayed in the second input window and not displaying a second screen scroll key on the first input window when the first screen scroll key is displayed on the right side of the second input window,wherein when characters are selected from the first input window, the selected characters are displayed in the second input window and then the same characters are displayed in the display window, andwherein when a menu button is selected on a lower left corner portion of the touch screen, a second type of keypad different than the first type of keypad is displayed in the first input window.

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