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Method and system for retrofitting an offline-payment operated machine to accept electronic payments

  • US 9,875,473 B2
  • Filed: 08/12/2014
  • Issued: 01/23/2018
  • Est. Priority Date: 12/18/2013
  • Status: Active Grant
First Claim
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1. A payment module for an offline payment-operated machine including a coin receiving switch, the payment module comprising:

  • a short-range wireless transceiver configured to communicate with one or more mobile devices;

    one or more processors;

    a first interface module configured to output to a control unit of the offline payment-operated machine one or more electrical pulses, each of the one or more electrical pulses emulating an analog signal generated by the coin receiving switch of the offline payment-operated machine in response to insertion of a single coin of a predetermined type in the offline payment-operated machine; and

    memory with one or more programs for execution by the one or more processors, the one or more programs including instructions for;

    storing, in the memory of the payment module, one or more characteristics of the analog signal that is generated by the coin receiving switch of the offline payment-operated machine in response to insertion of the single coin in the offline payment-operated machine;

    storing, in the memory of the payment module, a number of the electrical pulses that must be received by the control unit to initiate an operation of the offline payment operating machine;

    receiving a wireless request via the short-range wireless transceiver from a respective mobile device of the one or more mobile devices to initiate a cashless operation of the offline-payment operated machine;

    in response to the wireless request, determining a first number of electrical pulses to output via the first interface module to the control unit of the offline payment-operated machine in order to initiate the requested cashless operation of the offline payment-operated machine; and

    in response to the wireless request, causing the offline payment-operated machine to initiate the requested cashless operation by issuing the first number of electrical pulses to the control unit, wherein issuing the first number of electrical pulses includes issuing the first number of electrical pulses with at least one of the one or more characteristics of the analog signal.

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