Process for recording a scrambled MPEG stream

  • US 7,079,752 B1
  • Filed: 11/20/2000
  • Issued: 07/18/2006
  • Est. Priority Date: 11/22/1999
  • Status: Active Grant
First Claim
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1. A process for recording, on a recording medium, a scrambled digital video stream, implementing the following steps, in addition to the recording of the scrambled data:

  • descrambling of said scrambled data of said stream so as to extract therefrom additional data corresponding to information required by at least one function of the special mode or “

    trick mode”

    (fast forward, fast rewind, accelerated motion, slow motion, etc.); and

    recording of these additional data on the recording medium.

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