Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of the amplifier
Patent
1980-10-21
1982-12-07
Canney, Vincent P.
Dynamic magnetic information storage or retrieval
General recording or reproducing
Specifics of the amplifier
360 30, 360 331, G11B 502, G11B 504, H04N 578
Patent
active
043630537
ABSTRACT:
An improved high boost circuit for a reproduced frequency modulated video signal is disclosed, wherein the third harmonic components of the reproduced f.m. video signal is suppressed, so that the undesired so-called over-modulating effect causing signal inversion is avoided at the boundary of different video signal levels.
REFERENCES:
patent: 3117278 (1964-06-01), Johnson
patent: 3436490 (1969-04-01), Roelots
patent: 3927420 (1975-12-01), Hayashi et al.
patent: 4152733 (1979-05-01), Melwich
Ishiodori Makoto
Kanamoto Yoshitaka
Canney Vincent P.
Sony Corporation
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