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System and method for buying goods and billing agency using short message service

  • US 7,870,077 B2
  • Filed: 04/01/2005
  • Issued: 01/11/2011
  • Est. Priority Date: 10/02/2002
  • Status: Active Grant
First Claim
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1. A method of buying goods and billing therefor using short message service (SMS) in a mobile telecommunication network, the method comprising:

  • receiving information regarding goods which a buyer requested to buy from a mobile terminal, wherein the goods information includes at least a predetermined goods code classified according to goods and/or services associated with a shopping mall server;

    generating, at a mobile telecommunication server, a primitive authentication code corresponding to the goods information in order to approve the mutual authentication between the buyer and the shopping mall server;

    storing, at the mobile telecommunication server, the primitive authentication code;

    partitioning, at the mobile telecommunication server, the stored primitive authentication code into a first authentication code and a second authentication code with the use of a predetermined partition algorithm;

    transmitting the first authentication code to the mobile terminal through a SMS center (SMSC);

    generating purchase information which includes the goods information and the second authentication code;

    transmitting the purchase information to the shopping mall server;

    receiving, at the mobile telecommunication server, the first and second authentication codes from the mobile terminal and shopping mall server, respectively;

    synthesizing, at the mobile telecommunications server, the received first and second authentication codes with the use of a predetermined synthesis algorithm to generate a synthesized authentication code;

    determining, at the mobile telecommunication server, whether or not the synthesized authentication code is identical to the primitive authentication code;

    receiving, at the mobile telecommunication server, a payment option from the mobile terminal, wherein the payment option is one of the following;

    i) payment via the buyer'"'"'s mobile phone fees, ii) credit card payment, iii) account transfer, and iv) an online payment; and

    billing, based on the received payment option for the buyer'"'"'s goods purchase when the synthesized authentication code is identical to the primitive authentication code.

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