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Apparatus and method for monitoring point of sale terminals

  • US 10,482,725 B2
  • Filed: 04/29/2019
  • Issued: 11/19/2019
  • Est. Priority Date: 07/26/2016
  • Status: Active Grant
First Claim
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1. A notification system for monitoring point of sale terminals comprising:

  • a point of sale terminal in a retail shopping facility;

    a tunable, visible light emitting status light configured to emit different visible wavelengths that are visible to customers but visually indistinguishable to the customers within the retail shopping facility;

    one or more optical sensors configured to detect specific wavelengths emitted by the tunable, visible light emitting status light;

    a light database with at least one of;

    a specific wavelength or a combination of wavelengths corresponding to different point of sale terminals or notifications provided by a particular point of sale terminal;

    a control circuit in communication with the one or more optical sensors and the light database, the control circuit configured to;

    analyze the detected specific wavelengths or the detected combination of wavelengths; and

    access the light database to determine the point of sale terminal and notification provided by the emission of the specific wavelengths.

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