Patent ID: 8027924
Filing Date: 2011-09-27
Classification: G11B,H04N

Abstract:
1. A system comprising: an optical disc having a disc region code assigned thereto and having content and a content identifier identifying the content recorded thereon; and a playback apparatus for playing back the optical disc, wherein the playback apparatus comprises: wherein, the control unit is programmed such that, when the control unit judges that the disc region code does not match the apparatus region code, the control unit judges whether a combination of the content identifier and the apparatus region code satisfies a predetermined condition defined by an owner of rights of the content, wherein, the playback unit is programmed such that, when the control unit judges that the combination of the content identifier and the apparatus region code satisfies the predetermined condition defined by the owner of the rights of the content, the playback unit plays back the content recorded on the optical disc, wherein, the playback unit is programmed such that, when the control unit judges that the combination of the content identifier and the apparatus region code does not satisfy the predetermined condition defined by the owner of the rights of the content, the playback unit does not play back the content, wherein the playback apparatus further comprises a transmitting unit programmed to transmit an authorization request to a server apparatus on a network of an external system, the authorization request indicating the combination of the content identifier and the apparatus region code, wherein the server apparatus is programmed to transmit an authorization response when, based on the authorization request, the server apparatus has determined that the combination of the content identifier and the apparatus region code satisfies the predetermined condition, and wherein the server apparatus is programmed to transmit a non-authorization response when, based on the authorization request, the server apparatus has determined that the combination of the content identifier and the apparatus code does not satisfy the predetermined condition.