Patent ID: 7809956
Filing Date: 2010-10-05
Classification: G06F,G11B,H04H

Abstract:
1. A content-data processing apparatus for processing content data, the content data contained in a file received through a network and/or from a storage medium, in accordance with a use condition description corresponding to a type of service, the content-data processing apparatus comprising: a receiver configured to receive the file transmitted to the content-data processing apparatus; a data processor configured to process the content data by using the file for encrypting content, the file storing the encrypted content, a key that encrypted the content and existing use condition descriptions for transferring the content data in each of a broadcast-type service and a media-bind-type service, and configured to add information regarding additional use condition descriptions to the existing use condition descriptions for respective services to the file; and a playback unit configured to play back the processed content data to a user.