Data recording and reproducing device

Details Data recording and reproducing device Data recording and reproducing device

1988-09-14

1989-09-26

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

Converting an analog signal to digital form for recording;...

360 46, G11B 509

Patent

active

048705128

ABSTRACT:
A data recording and reproducing device including a recording device which makes a determination of the level of an input signal every predetermined period, converts the input signal, which has been level-controlled according to the result of the determination into a digital signal, and records the digital signal together with the result of the determination on a recording medium; and a reproducing device which reads the digital signal from the recording medium and converts the digital signal thus read into an analog signal, while level-controlling the analog signal according to the result of the determination, and outputting the analog signal thus level-controlled.

REFERENCES:
patent: 4726067 (1988-02-01), Alonso
patent: 4794469 (1988-12-01), Kaida et al.

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