Information input device

Details Information input device Information input device

1995-07-07

1998-07-07

Stoll, Thomas L.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358473, 358474, 358404, 382312, 382313, H04N 1024

Patent

active

057777551

ABSTRACT:
An image-scanning device which includes an image input area possessing an image sensor area that reads images such as characters and graphics on a manuscript illuminated by a light source, transfers the image data corresponding to the read data in a specified size after issuing an image data transfer interrupt request; and an image processing area possessing a ring buffer that stores the image data being sent from the image input area on a specified data size basis in specified areas, and which performs image correction on the image data stored in this ring buffer between image data transfer interrupt requests from the image input area.

REFERENCES:
patent: 4731668 (1988-03-01), Satomura et al.
patent: 4809351 (1989-02-01), Abramovitz et al.
patent: 4947261 (1990-08-01), Ishikawa et al.
patent: 4947345 (1990-08-01), Paradise et al.
patent: 4949391 (1990-08-01), Faulkerson et al.
patent: 5063508 (1991-11-01), Yamada et al.
patent: 5532825 (1996-07-01), Lim et al.

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