Electronic copying apparatus

Facsimile and static presentation processing – Facsimile – Recording apparatus

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Details

358280, H04N 138, H04N 140

Patent

active

044955219

ABSTRACT:
There is provided an electronic copying apparatus which scans an original with a scanning laser beam, modulates an exposure laser beam with an electric signal corresponding to the light reflected from the original, applies the modulated laser beam onto a sensitive member of an electronic photograph processing unit, thereby providing a copy of the original. External data are superposed on the data corresponding to the electric signal, and the exposure laser beam is modulated according to the superposed data, thereby making a copy containing the external data in addition to the information on the original.

REFERENCES:
patent: 3828319 (1974-08-01), Owen et al.
patent: 3904816 (1975-09-01), Taudt et al.
patent: 4231069 (1980-10-01), Wellendorf et al.
patent: 4240119 (1980-12-01), Norton et al.
Schrieber--Image Processing--IEEE Proc--vol. 66 #12 1978 pp. 1640-1651.

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