Method and system for data delivery and reproduction

  • US 20010037465A1
  • Filed: 04/04/2001
  • Published: 11/01/2001
  • Est. Priority Date: 04/04/2000
  • Status: Active Grant
First Claim
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1. A system for selecting title data and for providing selected title data to a customer, comprising:

  • a service bureau coupled to a communications network, that captures a plurality of title data for a plurality of titles, the service bureau including an encryption device that encrypts the title data and provides encrypted title data and a decryption key to the communications network;

    an entry portal coupled to the communications network, that provides summary data of the plurality of title data, that allows the customer to select and order the selected title data, and that provides selection information data and customer information data to the communications network;

    a central storage facility coupled to the communications network, that receives the encrypted title data and the decryption key, that catalogs and stores the encrypted title data and the decryption key, and that upon receipt of the selection information data, provides the encrypted title data and the decryption key to the communications network;

    a delivery device coupled to the communications network, that receives the selection information data and the customer information data, that requests the encrypted title data and the decryption key, that includes a decryption device that decrypts the encrypted title data using the decryption key, and that provides decrypted selected title data; and

    a watermarking device, that time/frequency modulates at least a portion of the decrypted selected title data at a plurality of locations within the decrypted selected title data, according to a randomly selected time/frequency modulation to numbers relationship, to watermark the decrypted selected title data with the customer information data, and that provides watermarked title data as the selected title data to the customer.

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