Modulating one or more parameters of an audio or video perceptual coding system in response to supplemental information
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United States of America Patent
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Jul 1, 2008
Grant Date -
Feb 5, 2004
app pub date -
Aug 15, 2001
filing date -
Aug 16, 2000
priority date (Note) -
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Abstract
A method of modifying the operation of the encoder function and/or the decoder function of a perceptual coding system in accordance with supplemental information, such as a watermark, so that the supplemental information may be detectable in the output of the decoder function. One or more parameters are modulated in the encoder function and/or the decoder function in response to the supplemental information.
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