Patent ID: 7958461

Claim:
A method of inputting characters on a wireless mobile terminal, the method comprising the steps of: (a) computing a probability value for each character which may be entered after a user inputs a particular character from among characters assigned to each button on a key input section of the wireless mobile terminal, and storing the probability value in a memory of the mobile terminal, the probability value based on a detection frequency of each character to be detected after a particular character in a preset number of words; (b) displaying on a display section, as a first input character, a character input by the user according to the number of times a first button has been pressed in a character input mode, based on a first character arrangement of a plurality of characters assigned to the first button; (c) upon input of the first character by the user, reading from the database the probability value for each probable character to be entered after the first input character, among characters assigned to all buttons of said key input section, before a second button is pressed; (d) rearranging the characters assigned to each button to generate a second character arrangement in the order of the probability values for the characters assigned to each button; and (e) if the second button is pressed by the user, displaying on a display section, as a second input character, a character input by the user according to the number of times the second button is pressed, based on the second character arrangement preset on a plurality of characters assigned to the second button.