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Shopping system

  • US 20080228591A1
  • Filed: 03/04/2008
  • Published: 09/18/2008
  • Est. Priority Date: 03/05/2007
  • Status: Abandoned Application
First Claim
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1. A shopping system comprising:

  • a mobile terminal;

    a payment terminal; and

    a server which is connected to the mobile terminal and the payment terminal through a network,wherein the mobile terminal comprises;

    a payment communication unit configured to conducts data communication with the payment terminal;

    an input unit configured to input a merchandise identification code to identify a merchandise;

    a transmission unit configured to transmit the merchandise identification code input through the input unit to the server;

    a reception unit configured to receive unique transaction identification code and payment store information transmitted from the server;

    a display unit configured to display guide information of stores based on the payment store information received by the reception unit, payment for a merchandise identified by the merchandise identification code input through the input unit being able to be performed in the stores; and

    a storage unit configured to store the transaction identification code received by the reception unit,wherein the server comprises;

    a merchandise information storage unit configured to store merchandise information while relating the merchandise identification code of each merchandise;

    a payment store information storage unit configured to store payment store information, the payment store information indicating stores in which payment for the each merchandise can be performed;

    a merchandise information obtaining unit configured to obtain the merchandise information related to the merchandise identification code from the merchandise information storage unit, when the merchandise information obtaining unit receives the merchandise identification code from the mobile terminal;

    a code generation unit configured to generate the transaction identification code;

    a payment information retaining unit configured to retain the merchandise information obtained by the merchandise information obtaining unit while relating the transaction identification code generated by the code generation unit;

    an outstanding information transmission unit configured to transmit the transaction identification code generated by the code generation unit to the mobile terminal together with the payment store information stored in the payment store information storage unit;

    a merchandise information detection unit configured to detect the merchandise information retained while related to the transaction identification code from the payment information retaining unit, when the merchandise information detection unit receives a request command of the merchandise information including the transaction identification code from the payment terminal; and

    a merchandise information transmission unit configured to transmit the merchandise information detected by the merchandise information detection unit to the payment terminal, andwherein the payment terminal comprises;

    a mobile communication unit configured to conduct data communication with the mobile terminal;

    a mobile terminal information obtaining unit configured to obtain the transaction identification code stored in the mobile terminal through the mobile communication unit;

    a merchandise information request unit configured to transmit the request command of the merchandise information to the server, the merchandise information including the transaction identification code obtained by the mobile terminal information obtaining unit; and

    a payment processing unit configured to process payment based on the merchandise information received from the server.

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