Patent ID: 6919824
Filing Date: 2005-07-19
Classification: G06F,H04M

Abstract:
1. A key assembly with supplementary buttons in a small-sized mobile communication terminal including input buttons for representing a plurality of characters and a plurality of function buttons, comprising: at least one mode-switching button formed on a side of the terminal for switching an input mode for inputting different characters; at least one selection-indication button formed on a side of the terminal for selecting and indicating one of a plurality of characters assigned to each input button; and a control unit for allowing a specific input mode to be selected by pressing the mode switching button, for allowing a specific character to be selected and inputted by pressing the input button and the selection-indication button in order to select and input a specific one of a plurality of characters assigned to a specific input button under the selected input mode, for displaying the selected and inputted data on a display window of the terminal and for storing the data.