METHOD AND DEVICE FOR FORMING A MIXED SIGNAL, METHOD AND DEVICE FOR SEPARATING SIGNALS, AND CORRESPONDING SIGNAL
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United States of America Patent
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Issued Date -
Aug 9, 2012
app pub date -
Mar 30, 2010
filing date -
Apr 10, 2009
priority date (Note) -
Abandoned
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Abstract
The invention relates to a method of formation of one or more mixed signals (Sout) on the basis of at least two digital source signals (S1, S2), in particular audio signals, in which the mixed signal or signals (Sout) are formed by mixing the source signals (S1, S2). In particular, a quantity characteristic of a source signal or of the mixing is determined and the value (W1, W2) of the said characteristic quantity is watermarked on at least one of the signals (S1, S2, Sout).
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