Undetectable watermarking technique for audio media
First Claim
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1. A method for providing digital information to an Internet device, wherein a unique identifying signature of the Internet device is incorporated with the provided digital information so that any digital reproduction of the provided digital information may be readily identified and attributed to the uniquely identified Internet device.
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Abstract
Embodiments of the present invention relate to the embedding of signature or watermark identification into digitally encoded audio data. More specifically, the present invention relates to embedding a unique digital identifier into the sub or super-audio frequency of digital audio data. As such, the present invention allows for an inaudible watermark to be embedded into any digital audio data.
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9 Claims
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1. A method for providing digital information to an Internet device, wherein
a unique identifying signature of the Internet device is incorporated with the provided digital information so that any digital reproduction of the provided digital information may be readily identified and attributed to the uniquely identified Internet device.
Specification