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Method of enhancing point-of-sale systems

  • US 9,911,109 B2
  • Filed: 07/13/2012
  • Issued: 03/06/2018
  • Est. Priority Date: 07/14/2011
  • Status: Active Grant
First Claim
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1. A method of operating a point-of-sale (POS) system, the POS system comprising a POS terminal having a software module for enabling a retailer to process transactions within a transaction environment, and a peripheral device in communication with the POS terminal, the POS system further comprising a driver software module in a data communications path between the software module and the peripheral device, the method comprising:

  • intercepting, at the driver software module, data sent directly to the software module from the peripheral device in communication with the POS terminal;

    parsing the intercepted data to derive transaction data comprising a list of transaction items and transaction card data;

    communicating with a further device in dependence on the data received at the driver software module and sending the derived transaction data to the further device, the derived transaction data to be modified by the further device;

    receiving, at the driver software module, the modified data from the further device; and

    outputting the modified data from the driver software module directly into the data communications path between the software module and the peripheral device such that the modified data is received at the software module, wherein the data communications path comprises a software stack within the POS terminal to handle communications between the software module on the POS terminal and the peripheral device, and the driver software module is located within the software stack.

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