APPARATUS AND METHOD FOR TRANSMITTING/RECEIVING DIGITAL BROADCASTING

摘要

This research discloses a digital broadcasting contents transmitting/receiving apparatus that can quickly and easily purchase broadcasting contents, and a method thereof. The apparatus for receiving a digital broadcasting includes: a broadcasting contents receiver configured to receive a broadcasting content and first program protection information (PPI) including distribution scope information of the broadcasting content; a content storage configured to store the received broadcasting content; a purchase requester configured to transmit purchase request information according to a purchase request of a user for the stored broadcasting content; and a PPI controller configured to replace the first PPI with second PPI transmitted to the broadcasting contents receiver in response to the purchase request and including information on a changed distribution scope of the broadcasting content for which the purchase request is made.