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Inaudible tones tracking chip and system for security and safety

  • US 10,497,196 B2
  • Filed: 02/21/2019
  • Issued: 12/03/2019
  • Est. Priority Date: 11/21/2016
  • Status: Active Grant
First Claim
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1. A tracking chip, comprising:

  • a battery powering components of the tracking chip;

    a transmitter broadcasting one or more inaudible tones, wherein the one or more inaudible tones are audio tones that are inaudible to humans, and wherein the one or more inaudible tones include information identifying the user or the item associated with the tracking chip; and

    a logic engine managing transmission of the one or more inaudible tones.

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