Data output method and apparatus, data playback method and...

Details Data output method and apparatus, data playback method and... Data output method and apparatus, data playback method and...

2007-10-09

2007-10-09

Sheikh, Ayaz (Department: 2131)

Cryptography

Video cryptography

Copy protection or prevention

C713S176000, C713S193000, C382S100000, C382S276000

Reexamination Certificate

active

09940710

ABSTRACT:
A method for outputting data read from a recording medium including decoding data read from a recording medium, embedding electronic watermark information in the decoded data when the decoded data is output as recording data, and outputting the resulting data.

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