digital TV of module type

PURPOSE: A modulated digital television is provided to carry out the upgrade of a desired part separately and easily apply the function improvement due to the upgrade by dividing the digital television into a plurality of module parts. CONSTITUTION: A modulated digital television includes a decoding module part(100) for decoding A/V streams input via a broadcasting network, an output module part(200) for outputting the decoded A/V streams via a display and speakers, and a control module part(300) for providing the control and interface between the decoding module part and the output module part and outputting control signals input by a user to the decoding module part.