Device for the distribution of music information in digital form

  • US 5,636,276 A
  • Filed: 04/18/1995
  • Issued: 06/03/1997
  • Est. Priority Date: 04/18/1994
  • Status: Expired due to Term
First Claim
Patent Images

1. A device for the distribution of music information comprising:

  • a central memory device which is connected to a communications network and has a databank of digitized music information and, a terminal which is connected to the central memory device via the communications network, the central memory device being equipped with a retrieval module and the said modules having the capability to interact via the communications network in order to order and transmit selectively chosen music information, wherein the selectively chosen music information is organized with a defined format for transmission in a digital music information object, the format including a core and a number of additional layers, the core including at least one object identification code, object structure information, a consumer code and an encryption table and the one or more additional layers including the actual music information, wherein the central memory device has an encryption module for encryption of the music information object before transmission using the encryption table, andwherein the terminal has a decryption module for decryption of the music information object before its reproduction using the encryption table, an interpretation module for interpretation and reproduction conditioning of the music information object as well as an authorization device having identification information for identification of the terminal and of the consumer which is retrievable by the interpretation module and by the decryption module for authorization checking.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×