Video signal processing apparatus

Details Video signal processing apparatus Video signal processing apparatus

1997-03-07

1998-07-07

Chevalier, Robert

Motion video signal processing for recording or reproducing

Local trick play processing

With randomly accessible medium

386 95, 380 3, H04N 591, H04N 5928, G11B 2328

Patent

active

057781400

ABSTRACT:
In a reproducing apparatus, a generator circuit for adding copy information during the vertical blanking period of a reproduced video signal output is provided, and copy information in compliance with copy information contained in the reproduced signal is added and delivered. In a recording apparatus, a detection circuit for detecting copy information in an inputted video signal is provided, and permission/inhibition of copy is controlled on the basis of the detected copy information and when copy is permitted, necessary copy information is generated and added to a recording signal.

REFERENCES:
patent: 4914694 (1990-04-01), Leonard et al.
patent: 5097348 (1992-03-01), Suetaka
patent: 5157510 (1992-10-01), Quan et al.
patent: 5191434 (1993-03-01), Kim
patent: 5418853 (1995-05-01), Kanota et al.

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