Patent ID: 8225411

Claim:
A content management device which is to be connected to a plurality of terminal devices via a home network and moves a content to each of the terminal devices via the home network, the content management device comprising: a content storage unit for storing at least one content; a move information management unit for storing first range information including a first content identifier and a first range that are related to a content, a portion of which is in a process of moving to one of the terminal devices, the first content identifier being used for uniquely identifying the related content, and the first range corresponding to the portion; a range information receiving unit operable to receive, from one of the terminal devices which requests a move of a portion of a content, second range information including a second content identifier and a second range, the second content identifier being used for uniquely identifying the content, the portion of which is requested to be moved, and the second range corresponding to the portion requested to be moved; a judgement unit operable to make a judgement, using the first range information and the second range information, whether the first range and the second range overlap at least partially or not; and a control unit operable, if the judgement is negative, to permit the portion corresponding to the second range to be moved via the home network to the terminal device requesting the move even when a copy control information of the content is set to a status of no more copies.