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Data Processing Device

  • US 20120079075A1
  • Filed: 05/24/2000
  • Published: 03/29/2012
  • Est. Priority Date: 05/24/1999
  • Status: Abandoned Application
First Claim
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109. Client part, comprising:

  • a telecommunications coupler adapted to exchange data with an external data processing system that transmits a plurality of copyright-protected content units in an encrypted way in a broadcast mode to a plurality of said client parts without specified receiver addresses, a control device, a display device, a function module coupling device adapted to communicatively couple with at least one function module having a non-volatile memory in which a data element that represents a positive credit value is stored, a non-volatile first data memory area, and a non-volatile second data memory area, wherein the client part is adapted to receive the plurality of copyright-protected content units from the external data processing system without having to provide a specified address, wherein the first data memory area includes at least one loading-enabling data element, to which at least one specific file or category of files that can be transmitted by the external data processing system is assigned in accordance with a contractual relationship, wherein the control device is adapted to control receipt of content data from the external data processing system as a function of control data stored in the first data memory area, wherein the control device is adapted to permit storage only of content data belonging to a file or to a category of files that is assigned to the loading enabling element in accordance with the contractual relationship so that the content data is stored, or else ignored, as a function of the loading enabling element, wherein the control device is adapted to store content data transmitted by the external data processing system and for which storage is permitted in the second data memory area as at least one encrypted file, wherein said content data of the at least one encrypted file has a format readable by a display component to be displayed or played back in a decrypted manner, and wherein the control device is adapted to display data of the at least one file stored in the second memory area by means of the display device and to reduce the credit value stored in the memory of the function module in accordance with the period of time during which the data is displayed or in accordance with the quantity of data displayed, until the credit value is less than or equal to zero.

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