Magnetic recording and reproducing apparatus

Details Magnetic recording and reproducing apparatus Magnetic recording and reproducing apparatus

1983-09-09

1984-11-06

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

General processing of a digital signal

In specific code or form

360 32, G11B 509, G11B 500

Patent

active

044815484

ABSTRACT:
A still video signal is modulated to a PDM signal by a pulse duration modulator. The PDM signal is recorded by a perpendicular magnetic recording head on a recording medium of perpendicular magnetic anisotropy according to the perpendicular magnetic recording method. The PDM signal recorded on the recording medium is reproduced by a perpendicular magnetic reproducing head.

REFERENCES:
patent: 4390907 (1983-06-01), Fujiwara
"Magnetic Tape Instrumentation"-G. L. Davis, McGraw Hill Book Co. Inc., 1961, p. 46.

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