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Method and system for ordering food by using RFID

  • US 10,664,826 B2
  • Filed: 06/02/2016
  • Issued: 05/26/2020
  • Est. Priority Date: 05/11/2007
  • Status: Active Grant
First Claim
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1. A method for ordering food item, comprising:

  • i) reading tag information corresponding to one of tags in a menu by an antenna of a Radio-Frequency Identification (RFID) module, each of the tags representing a food item on the menu;

    ii) transmitting, by a mobile terminal, the tag information to an Object Directory Service (ODS) server to cause the ODS server to provide Object Identification Service (OIS) address and a service Uniform Resource Locator (URL) to a relay server, and to cause the relay server to provide the service URL to the mobile terminal;

    iii) accessing, by the mobile terminal, a main server through the service URL to receive the information of a food item corresponding to the tag information from the main server;

    iv) sending, by the mobile terminal, an order request message based on the received information of the food item, to the main server to cause;

    the main server to transmit order information to a point of sale (POS) system, andthe POS system to generate an order list including the food item according to a sequence in which payment is completed and send the order list to a kitchen server for preparation of the food item;

    v) receiving, by the mobile terminal, the order list from the POS system for display on the mobile terminal; and

    vi) receive a guide message indicating completion of one or more food items in the order information from the POS system.

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