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A remote controller having a multifunction and a control method for controlling multiple appliances using the remote controller are provided. The remote controller includes a menu selector for displaying predetermined menus on a screen according to a menu key and a selection key and inputting a comm

A remote controller having a multifunction and a control method for controlling multiple appliances using the remote controller are provided. The remote controller includes a menu selector for displaying predetermined menus on a screen according to a menu key and a selection key and inputting a command of selecting a menu, a controller for outputting data corresponding to the command input from the menu selector, and a data transmitter for transmitting the data of the controller in the form of optical signals of a predetermined frequency band.

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[ What is claimed is:] [1.] A multifunctional remote controller comprising:a menu selector for displaying predetermined menus on a screen according to a menu key and a selection key and inputting a command for selecting a menu, wherein one of the predetermined menus is a main menu for selecting from

[ What is claimed is:] [1.] A multifunctional remote controller comprising:a menu selector for displaying predetermined menus on a screen according to a menu key and a selection key and inputting a command for selecting a menu, wherein one of the predetermined menus is a main menu for selecting from a plurality of different appliances;a controller for outputting data corresponding to the command input from said menu selector;a data transmitter for transmitting the data output by said controller as optical signals of a predetermined frequency band; anda fingerprint recognizer for determining whether or not an input fingerprint matches a predetermined fingerprint and for applying a signal to said controller indicating whether or not the input fingerprint matches the predetermined fingerprint, and wherein said controller outputs the data corresponding to the command input from said menu selector only when the signal applied to said controller indicates that the input fingerprint matches the predetermined fingerprint.