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Apparatus and method for preventing illegal reproduction/distribution of digital goods by use of physical goods

  • US 20020019943A1
  • Filed: 05/01/2001
  • Published: 02/14/2002
  • Est. Priority Date: 06/16/2000
  • Status: Abandoned Application
First Claim
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1. An apparatus for preventing reproduction/distribution of digital goods by use of physical goods, comprising:

  • a digital goods section including digital goods to be sold via online from a business proprietor to a client;

    a physical goods to be operated by contents of the digital goods, the physical goods having an inherent ID given thereto, a first encrypted ID also given thereto and encrypted according to a first encryption algorithm from said inherent ID, and an assignable identification name for identifying the physical goods;

    a controller for examining whether or not the client is a genuine proprietor of the physical goods based on information including the assignable identification name and the inherent ID of the physical goods, generating a second encrypted ID by encrypting the first encrypted ID of the physical goods according to a second encryption algorithm, encrypting the digital goods for which the client has made a request for purchase according to the second encryption algorithm, and transferring the second encrypted ID and the encrypted digital goods to the client, when selling the digital goods; and

    a client interface section for registering the client to the controller as a genuine proprietor of the physical goods by transfer to the controller of information including at least the assignable identification name corresponding to the inherent ID given to the physical goods, making the request for purchase of the digital goods based on the assignable identification name and a selection of digital goods desired for purchase after the registration, and transferring the encrypted digital goods and the second encrypted ID to the physical goods when the second encrypted ID and the encrypted digital goods are transferred to the client interface section from the controller, wherein the physical goods decrypts the second encrypted ID transferred from the client interface section according to a decryption algorithm, thereby extracting the first encrypted ID, and if the extracted first-encrypted ID coincides with the first encrypted ID given to the physical goods, decrypts the encrypted digital goods transferred from the client interface section according to the decryption algorithm and executes the decrypted digital goods.

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