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Method and system for identification of distributed broadcast content

  • US 9,864,800 B2
  • Filed: 03/30/2015
  • Issued: 01/09/2018
  • Est. Priority Date: 10/03/2006
  • Status: Active Grant
First Claim
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1. A method of identifying an audio content sample and determining a broadcast station source for a broadcast, including:

  • monitoring a plurality of broadcast stations and identifying broadcast audio content from the broadcast stations as the broadcast audio content is received;

    caching to memory fingerprints of the identified broadcast audio content from the plurality of broadcast stations;

    receiving a sampled audio content;

    matching fingerprints of the sampled audio content against;

    the cache of fingerprints from the identified broadcast audio content; and

    a database of audio content;

    identifying the sampled audio content and, when the sampled audio content originates from a broadcast, a broadcast station source that was sampled;

    receiving a location from a portable device; and

    using at least the location and the identified sampled audio content to target the portable device for advertising or offers,wherein if the matching of the fingerprints of the sampled audio content against the cache succeeds, bypassing matching against the database.

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