MOBILE TERMINAL HAVING DOUBLE SIDED INPUT PARTS, CHARACTER INPUT METHOD AND DISPLAY CHANGE METHOD THEREOF

摘要

PURPOSE: A portable terminal equipped with a double-side input unit is provided to rapidly input the text message and view a keyword arrangement displayed on a virtual input interface. CONSTITUTION: A first input part(120) includes real and virtual input interfaces. The virtual input interface does not perform real input operation and displays a virtual key button. The real input interface performs real input operation and displays a real key button. A second input part(140) is formed in the back side of the upper panel in order to input data through the virtual key button. A controller(130) displays data inputted through the second input part.