Patent ID: 8280045

Claim:
A text-input device comprising: a display unit that displays a user interface, which is divided into a plurality of individually presented areas each area including a plurality of cells where predetermined text is displayed; an input unit that includes a plurality of text-input units to provide a focus moving signal that moves a focus to select a predetermined cell in one of the plurality of individually presented areas and a selecting signal that selects the focused cell, each of the plurality of text-input units corresponding to a different one of the individually presented areas; a user interface providing unit that generates a control signal corresponding to the selected cell with reference to a mapping table according to whether the selecting signal is available; and a control unit that performs a control command based on the control signal, wherein the plurality of text-input units includes a first text-input unit corresponding to an area of the individually presented area in which the focus is currently located, and a second text-input unit not corresponding to the area, and wherein the focus moves to an individually presented area corresponding to the second text-input unit when the focus moving signal is provided from the second text-input unit.