Digital signal watermarker
First Claim
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1. A computer-implemented hashing method, comprising:
- computing a hash value representative of a digital signal; and
watermarking the digital signal with a watermark derived, at least in part, from the hash value.
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Abstract
Described herein is a technology for facilitating the watermarking of digital signals. This abstract itself is not intended to limit the scope of this patent. The scope of the present invention is pointed out in the appending claims.
77 Citations
15 Claims
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1. A computer-implemented hashing method, comprising:
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computing a hash value representative of a digital signal; and
watermarking the digital signal with a watermark derived, at least in part, from the hash value. - View Dependent Claims (2, 3, 4, 5)
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6. A system comprising means for performing functions comprising:
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computing a hash value representative of a digital signal; and
watermarking the digital signal with a watermark derived, at least in part, from the hash value. - View Dependent Claims (7, 8, 9, 10)
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11. One or more computer-readable media having computer-executable instructions thereon that, when executed by a computer, perform acts comprising:
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computing a hash value representative of a digital signal; and
watermarking the digital signal with a watermark derived, at least in part, from the hash value. - View Dependent Claims (12, 13, 14, 15)
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Specification