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

  • US 20050171909A1
  • Filed: 04/01/2005
  • Published: 08/04/2005
  • 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 a primitive authentication code corresponding to the goods information in order to approve the cross authentication between the buyer and the shopping mall server;

    storing the primitive authentication code;

    partitioning the 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 least one of a first source code and a second source code from the shopping mall server, wherein the first source code is generated by synthesizing the first authentication code and the second authentication code with the use of a predetermined synthetic algorithm, and the second source code is identical to the second authentication code;

    generating a synthetic authentication code based on the first source code or the second source code;

    determining whether or not the synthetic authentication code is identical to the pre-stored primitive authentication code; and

    billing for the buyer'"'"'s goods purchase when the synthetic authentication code is identical to the pre-stored primitive authentication code.

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