Electronically controlled magnetic recording

Facsimile and static presentation processing – Facsimile – Recording apparatus

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Details

346 742, 358298, 358293, H04N 128

Patent

active

042557674

ABSTRACT:
An electronically controlled magnetic recorder for rapidly optically scanning an original document at a distance and for producing a latent magnetic image thereof. An electronic interface between the optical scanner and the magnetic recording head includes optional electronic halftoning circuitry, circuitry for controlling system and subsystem timing; memory circuits; write drivers and circuitry for controlling pixel alignment.

REFERENCES:
patent: 2951121 (1960-08-01), Conrad
patent: 3108281 (1963-10-01), Uemura
patent: 3873761 (1975-03-01), Bigelow
patent: 3875587 (1975-04-01), Pugsby

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