Image magnify/reduce apparatus

Details Image magnify/reduce apparatus Image magnify/reduce apparatus

1989-10-30

1990-07-24

Coles, Sr., Edward L.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358474, 358486, 358494, 358497, H04N 104, H04N 117

Patent

active

049438700

ABSTRACT:
An image magnifying/reducing apparatus has an element or system for reading a document image to output it as an image signal, and a processor for magnifying/reducing the image signal output by the read. The processor includes an element or system for changing a magnification/reduction factor during the magnifying/reducing process of the image signal, and can make such a change in the factor for each line.

REFERENCES:
patent: 4544264 (1985-10-01), Bassetti et al.
patent: 4570187 (1986-02-01), Ono et al.
patent: 4679096 (1987-07-01), Nagashima
patent: 4686580 (1987-08-01), Kato et al.
patent: 4701808 (1987-10-01), Nagashima
patent: 4739415 (1988-04-01), Toyono
patent: 4748514 (1988-05-01), Bell

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