Patent ID: 8264334

Claim:
A remote control unit comprising: a key input part including a menu key for allowing an electronic device to enter a setup mode, a plurality of numeric keys for providing different multi-digit numerals depending on input of the numeric keys, a display part for displaying a multi-digit numeral depending on the input of the numeric keys, and a confirm key for transmitting a control signal corresponding to the multi-digit numeral displayed on the display part, wherein the display part displays different multi-digit numerals according to a number of times that each of the numeric keys is pressed; a memory for storing a control code for controlling the electronic device; a microcomputer for reading out and transmitting the control code stored in the memory depending on a signal inputted from the key input part; and an infrared transmitter for transmitting the control code in a form of an infrared signal depending on a control of the microcomputer, wherein the multi-digit numeral is separated into two parts, a first one of the two parts corresponds to a menu item selected from among a plurality of menu items for controlling the electronic device, and a second one of the two parts corresponds to a control operation selected from among a plurality of control operations included in the selected menu items.