Adaptive and progressive audio stream scrambling
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United States of America Patent
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Apr 14, 2015
Grant Date -
Aug 9, 2012
app pub date -
Apr 18, 2012
filing date -
Oct 21, 2002
priority date (Note) -
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Abstract
A process for distributing digital audio sequences according to a nominal stream format that include a succession of frames, each of which includes at least one digital audio block grouping a plurality of coefficients corresponding to digitally coded audio elements, including modifying at least one block of an original stream of sequences, in an adaptive manner on the original stream as a function of at least a part of characteristics representative of the structure, content and parameters of the original stream, a target profile and external events.
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