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Conveying information using an audio signal

  • US 9,048,963 B1
  • Filed: 07/17/2012
  • Issued: 06/02/2015
  • Est. Priority Date: 07/17/2012
  • Status: Active Grant
First Claim
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1. An electronic-device-implemented method comprising:

  • at the electronic device, receiving a set of audio signals using an audio sensor configured to receive sound, wherein each audio signal in the set of audio signals is received from a different remote electronic device in a set of remote electronic devices at a retail establishment, and wherein each audio signal in the set of audio signals includes information specifying an identifier that identifies a different product in a set of products that are sold at the retail establishment;

    for each audio signal in the set of audio signals;

    using the electronic device, analyzing the audio signal to extract the identifier specified by the information included with the audio signal; and

    providing the identifier specified by the information included with the audio signal to a pre-defined location via a network; and

    purchasing the set of products by providing payment for the set of products at the retail establishment, wherein the retail establishment determines an amount for the payment by using the identifiers provided to the pre-defined location.

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