Patent ID: 7861279

Claim:
An apparatus for increasing a channel change speed in a digital multimedia broadcasting (DMB) receiving terminal for receiving DMB data and outputting a DMB program, the apparatus comprising: a DMB signal receiving unit for receiving DMB data according to a set broadcasting channel; a DMB buffering unit for storing the received DMB data; a DMB extractor for extracting DMB data corresponding to the set broadcasting channel from among the DMB data stored in the DMB buffering unit; and a controller for indicating the set broadcasting channel to the DMB signal receiving unit and the DMB extractor, wherein when a user changes the set broadcasting channel to a new set broadcasting channel, the controller indicates the new set broadcasting channel to the DMB signal receiving unit and the DMB extractor, the DMB signal receiving unit receives DMB data according to the new set broadcasting channel, without stopping a DMB data receiving operation, the DMB buffering unit stores the received DMB data according to the new set broadcasting channel, and the DMB extractor extracts only the DMB data corresponding to the new set broadcasting channel from among the DMB data corresponding to the previous set broadcasting channel and the new set broadcasting channel stored the DMB buffering unit.