ACOUSTIC SIGNATURE MATCHING OF AUDIO CONTENT
First Claim
1. A method of identifying an acoustic signature of a test audio content item, the method comprising:
- comparing an audio subsample of the test audio content item with corresponding audio subsamples of each of a plurality of catalog audio content items;
if the audio subsample of the test audio content item matches the corresponding audio subsamples of two or more catalog audio content items, selecting those catalog audio content items as candidate audio content items;
comparing a complete audio sample of the test audio content item to corresponding complete audio samples of each of the candidate audio content items; and
selecting one of the candidate audio content items as a matching audio content item.
2 Assignments
0 Petitions
Accused Products
Abstract
Various embodiments relating to identifying an acoustic signature of an audio content item are provided. In one embodiment, an audio subsample of a test audio content item may be compared with corresponding audio subsamples of each of a plurality of catalog audio content items. If the audio subsample of the test audio content item matches the corresponding audio samples of two or more catalog audio content items, those catalog audio content items may be selected as candidate audio content items. A complete audio sample of the test audio content item may be compared to corresponding complete audio samples of each of the candidate audio content items. One of the candidate audio content items may be selected as a matching audio content item.
134 Citations
20 Claims
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1. A method of identifying an acoustic signature of a test audio content item, the method comprising:
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comparing an audio subsample of the test audio content item with corresponding audio subsamples of each of a plurality of catalog audio content items; if the audio subsample of the test audio content item matches the corresponding audio subsamples of two or more catalog audio content items, selecting those catalog audio content items as candidate audio content items; comparing a complete audio sample of the test audio content item to corresponding complete audio samples of each of the candidate audio content items; and selecting one of the candidate audio content items as a matching audio content item. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method of identifying an acoustic signature of a test audio content item, the method comprising:
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comparing an audio subsample of the test audio content item with corresponding audio subsamples of each of a plurality of catalog audio content items; if the audio subsample of the test audio content item matches the corresponding audio subsample of only one catalog audio content item, selecting that catalog audio content item as a matching audio content item; if the audio subsample of the test audio content item matches the corresponding audio samples of two or more catalog audio content items, selecting those catalog audio content items as candidate audio content items; comparing a complete audio sample of the test audio content item to corresponding complete audio samples of each of the candidate audio content items; and if the complete audio sample of the test audio content item matches the second corresponding complete audio sample of only one candidate audio content item, selecting that candidate audio content item as the matching audio content item. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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17. A method of identifying an acoustic signature of a test audio content item, the method comprising:
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receiving a hash file of the test audio content item; if the hash file identifies a catalog audio content item of a plurality of catalog audio content items, selecting that catalog audio content item as a matching audio content item; if the hash file does not identify a catalog audio content item, comparing an audio subsample of the test audio content item with corresponding audio subsamples of each of the plurality of catalog audio content items; if the audio subsample of the test audio content item matches the corresponding audio subsample of only one catalog audio content item, selecting that catalog audio content item as a matching audio content item; if the audio subsample of the test audio content item matches the corresponding audio samples of two or more catalog audio content items, selecting those catalog audio content items as candidate audio content items; comparing a complete audio sample of the test audio content item to corresponding complete audio samples of each of the candidate audio content items; and if the complete audio sample of the test audio content item matches the second corresponding complete audio sample of only one candidate audio content item, selecting that candidate audio content item as the matching audio content item. - View Dependent Claims (18, 19, 20)
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Specification