Cryptography – Video cryptography – Copy protection or prevention
Reexamination Certificate
2011-07-19
2011-07-19
Zand, Kambiz (Department: 2434)
Cryptography
Video cryptography
Copy protection or prevention
C380S203000, C726S031000, C726S032000, C726S033000
Reexamination Certificate
active
07983416
ABSTRACT:
An information processing device that executes processing for outputting recording data to an information recording medium includes a storing unit that stores common data that includes encrypted content, key information applied to decoding of the encrypted content, and content management information and, data content of which is unchanged even if a medium as a data recording destination is changed, a media-specific-data generating unit that generates media specific data, data content of which is changed according to the medium as the data recording destination, an output-data generating unit that generates output data based on the common data and the media specific data, and a data outputting unit that outputs the data generated by the output-data generating unit.
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Office Action issued in Japanese Patent Application No. 2006-244907 on Nov. 9, 2010.
Takashima Yoshikazu
Ueda Kenjiro
Harriman Dant B Shaifer
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Sony Corporation
Zand Kambiz
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