Patent ID: 9258604
Filing Date: 2016-02-09
CPC Classification: H04N

Claim Text:
1. A computer-implemented method comprising: receiving an audio signal including a plurality of frames, each frame representing a portion of the audio signal, the audio signal associated with a media stream on a broadcast channel; generating a probe audio fingerprint based on one or more of the plurality of frames; comparing the probe audio fingerprint with one or more reference audio fingerprints from a plurality of reference audio fingerprints, a reference audio fingerprint of the plurality of reference audio fingerprints representing a set of acoustic features of an audio signal associated with commercial content; determining whether the probe audio fingerprint matches a reference audio fingerprint of the plurality of reference audio fingerprints based on comparison of the probe audio fingerprint and the reference audio fingerprint; and responsive to a match between the probe audio fingerprint and the reference audio fingerprint of the plurality of reference audio fingerprints: