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Identification of audio content

  • US 10,628,120 B2
  • Filed: 07/24/2019
  • Issued: 04/21/2020
  • Est. Priority Date: 04/10/2015
  • Status: Active Grant
First Claim
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1. A playback device, comprising:

  • an enclosure;

    a network interface mounted in the enclosure;

    one or more speaker drivers mounted in the enclosure;

    one or more processors mounted in the enclosure; and

    tangible, non-transitory, computer-readable media mounted in the enclosure and storing instructions that, when executed by the one or more processors, cause the playback device to perform functions comprising;

    playing back, via the one or more speaker drivers, audio content, wherein the audio content is identified by first metadata;

    while playing back musical content within the audio content via the one or more speaker drivers, determining that the first metadata excludes one or more items of metadata corresponding to the musical content;

    based on determining that the first metadata excludes the one or more items of metadata corresponding to musical content, transmitting, via the network interface, a request for second metadata corresponding to the musical content, from a first identification system;

    receiving, via the network interface from the first identification system, a message indicating that the first identification system was unable to (i) identify the audio content and (ii) retrieve information related to the audio content;

    based on receiving the message, transmitting, via the network interface, a further request for third metadata corresponding to the audio content representing the musical content, from a second identification system; and

    receiving, via the network interface from the second identification system in response to transmitting the further request, supplementary metadata identifying the audio content and containing information related to the audio content.

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