Image conversion system

Details Image conversion system Image conversion system

1981-11-27

1984-07-10

Buczinski, S. C.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358259, 358260, 358263, H04N 716, H04N 114

Patent

active

044596111

ABSTRACT:
The image converting system including an image input step or apparatus for converting an original document information into electric image signals an inputting them, an image processing step or apparatus for processing the original document information supplied by the image input step in a predetermined process or order to provide converted image signals different from the original image, and a recording step or apparatus for recording the image on a recording medium in accordance with the image signals derived from the image processing step thereby recording a pattern materially different from the original image on the recording medium or displaying same on an indicator. The converted image signals may be obtained by the use of a coding or scrambling signal and an Exclusive OR operation. Line shifting may be employed. The original image may also be divided into a number of grid components and mixed in accordance with the coding rule.

REFERENCES:
patent: 2437255 (1948-03-01), Hogan et al.
patent: 2940005 (1960-06-01), Toulon
patent: 3830964 (1974-08-01), Spencer
patent: 3958077 (1976-05-01), Ross et al.
patent: 4070693 (1978-01-01), Shutterly
patent: 4134133 (1979-01-01), Teramura et al.

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