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Associating identifiers with audio signals

  • US 10,438,582 B1
  • Filed: 12/17/2014
  • Issued: 10/08/2019
  • Est. Priority Date: 12/17/2014
  • Status: Active Grant
First Claim
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1. A voice-controlled device comprising:

  • one or more microphones to;

    detect sound within an environment in which the voice-controlled device is physically located; and

    generate an audio signal from the sound;

    one or more processors;

    memory; and

    one or more computer-executable instructions stored in the memory and executable by the one or more processors to perform operations comprising;

    identifying, using an automated speech recognition service, text associated with the audio signal, the text including one or more words uttered by a user within the environment;

    determining, using a natural language processing service, a likely meaning of the one or more words;

    determining, based on the likely meaning of the one or more words, that the one or more words are representative of at least a portion of a request for first information to be provided by an entity;

    generating an identifier that uniquely identifies the text, the identifier being at least one of randomly generated or at least partially representative of the entity;

    assigning the identifier for the text, and storing the identifier in association with the text;

    sending the identifier to the entity while restricting access to the text, the one or more words, and the audio signal with respect to the entity; and

    receiving, from the entity, the identifier and the first information, the first information being associated with the identifier; and

    one or more speakers to audibly output second information to the user, wherein the second information is at least partially based on the first information and the text.

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