发明授权
US07496965B2 Data recording medium, data recording method, data processing device, data distribution method, data distribution device, data transmission method, data transmission device, data distribution system, and data communication system 失效
数据记录介质,数据记录方法,数据处理装置,数据分配方法,数据分配装置,数据传输方法,数据传输装置,数据分配系统和数据通信系统

Data recording medium, data recording method, data processing device, data distribution method, data distribution device, data transmission method, data transmission device, data distribution system, and data communication system
摘要:
On a CD-R, a UID that is unique identification information is pre-recorded. When the CD-R is loaded into an information terminal unit, the UID is read and transmitted to a management server through the Internet. The management server determines whether predetermined data can be recorded onto the CD-R in accordance with the received UID. For example, when the UID is valid, contents data is downloaded from the management server to the information terminal unit and recorded onto the CD-R. In addition, for example, when the UID is valid, a notification that represents that contents data is permitted to be copied or moved is transmitted from the management server to the information terminal unit. As a result, contents data recorded on another recording medium can be copied or moved to the CD-R.
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