Signal recording device

Details Signal recording device Signal recording device

1979-05-07

1981-01-06

Konick, Bernard

Dynamic information storage or retrieval

Storage of signal modulating component

3581285, 369 13, 369124, 369130, H04N 576, G11B 1112

Patent

active

042438497

ABSTRACT:
A signal recording device comprises information means for introducing frequency-modulated information signals, generator means for generating control signals corresponding to the frequencies of the information signals introduced by the information means, control means for varying the level of signals applied thereto in accordance with the output of the generator means, input means for applying the information signals to the control means, modulator means for applying, as modulation signals, the level-varied information signals provided by the control means, and beam generating means for generating a beam the intensity of which is to be varied by the modulator means.

REFERENCES:
patent: 3202769 (1965-08-01), Coleman
patent: 3737589 (1973-06-01), Redlich
patent: 3772467 (1973-11-01), Ohwaki
patent: 3800100 (1974-03-01), Runge
patent: 3829605 (1974-08-01), Dickopp
patent: 3894179 (1975-07-01), Jacobs
Radio Amateur's Handbook, .COPYRGT.1971, pp. 160-162.

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