A method and a system are provided for recognizing a disc. In one example, the system receives a disc, such as, for example, a Blu-ray Disc. The disc includes a content certificate and data files. The content certificate includes a unique text file that certifies the disc complies with predetermined disc parameters. The data files are the actual audio and/or video content on the disc. The system reads the content certificate or reads the data related to the data files. The system generates a hash value by applying a hash function to the content certificate or to the data related to the data files. The hash value is a unique identifier for the disc.
申请公布号
WO2010096581(A3)
申请公布日期
2010.11.04
申请号
WO2010US24618
申请日期
2010.02.18
申请人
ROVI TECHNOLOGIES CORPORATION;KAHLBAUM, ROBERT, DENNIS;ANDERSON, LARS, WILLIAM