Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of biasing or erasing
Patent
1987-02-18
1988-04-26
Canney, Vincent P.
Dynamic magnetic information storage or retrieval
General recording or reproducing
Specifics of biasing or erasing
G11B 503
Patent
active
047408464
ABSTRACT:
An information signal recording apparatus is arranged to selectively supply either a first information signal or a second information signal to recording apparatus for recording the information signal in a track on a record bearing medium; and to control the erasing action of erasing apparatus for erasing the track in association with the selecting operation on the first or second signal.
REFERENCES:
patent: 3838446 (1974-09-01), Otsuka et al.
patent: 3860958 (1975-01-01), Hanson
patent: 3900894 (1975-08-01), Aziz
Canney Vincent P.
Canon Kabushiki Kaisha
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