System for data management and on-demand rental and purchase of digital data products

  • US 7,840,437 B2
  • Filed: 09/03/2004
  • Issued: 11/23/2010
  • Est. Priority Date: 06/11/1998
  • Status: Expired due to Term
First Claim
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1. A system for the processing, recording, and playback of audio or video data, comprising:

  • a. a receiver apparatus for receiving audio or video data from at least one data feed;

    b. memory circuitry comprising a storage device built in to the system and which is not removable from the system;

    c. processing circuitry for processing the data and for storing the processed data in the built in storage device;

    d. a user interface operatively connected to the processing circuitry for programming which processing functions are to be applied to the received data by the processing circuitry;

    e. playback circuitry, which reads the data from the built in storage device and which converts the data to electronic signals for driving a playback apparatus; and

    f. a microprocessor having software programming to control the operation of the processing circuitry and the playback circuitry enabling the recording of rented data and enacting a simulated return of said rented data by deleting or scrambling said data from said built in storage device or blocking further access to said data, and notifying a data supplier of said simulated return.

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