Video recording, transmitting and reproducing with concurrent re

Details Video recording, transmitting and reproducing with concurrent re Video recording, transmitting and reproducing with concurrent re

1997-05-22

1999-05-25

Chevalier, Robert

Motion video signal processing for recording or reproducing

Local trick play processing

With randomly accessible medium

386109, H04N 591, H04N 5917

Patent

active

059076577

ABSTRACT:
A method of recording and reproducing video signals which include video information and copy protection information for restricting the number of times the video information may be copied. Original video information is recorded onto a recording medium with updated copy protection information that indicates that the video information has been copied and is also transmitted with the original copy protection information so that more than one copy of the video information may be generated from the original. The transmitted video information is outputted and/or recorded onto a recording medium with the updated copy protection information.

REFERENCES:
patent: 5140437 (1992-08-01), Yonemitsu et al.
patent: 5627655 (1997-05-01), Okamoto et al.

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