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Method and apparatus for reproduction of video signals from magnetic tape at a tape transport speed differing from that of recording

  • US 4,791,499 A
  • Filed: 12/02/1986
  • Issued: 12/13/1988
  • Est. Priority Date: 12/10/1985
  • Status: Expired due to Fees
First Claim
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1. Method of reproducing video signals stored on a magnetic tape at a speed differing from the recording speed with the use of picture memory means for storing picture information, said method comprising the steps of:

  • determining a maximum storage duration of the picture information in said picture memory means as a function of the tape transport speed to be used in reproduction;

    subdividing the picture information of groups of substantially equal size and assigning an age designation to each group, anderasing each said group of picture information in said picture memory as soon as the predetermined storage duration for the particular group has elapsed.

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