Method and apparatus for hardware-enforced, always-on insertion of a watermark in a video processing path
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United States of America Patent
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Apr 30, 2019
Grant Date -
Aug 2, 2018
app pub date -
Mar 27, 2018
filing date -
Jan 26, 2011
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Abstract
A method, apparatus, article of manufacture, and a memory structure for inserting a watermark in a media program is described. In an exemplary embodiment, the method comprises the steps of receiving data comprising the media program in the receiver disposed at a subscriber station, generating a watermark, the watermark generated at least in part according to a secure data processor-unique identifier irreversibly stored in the secure data processor, processing the received data to reproduce the media program, and inserting portions of the generated watermark in the reproduced media program at locations determined at least in part according to the secure data processor-unique identifier to produce a watermarked media program provided for display.
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