Image reading system

Details Image reading system Image reading system

1991-07-12

1994-06-28

Harvey, Jack B.

Boots, shoes, and leggings

382 17, G02B 2764

Patent

active

053253116

ABSTRACT:
An image reading system with a light irradiating portion for irradiating light onto a predetermined range of the surface of a manuscript to be read, an image reading portion for outputting a signal obtained by first converting light reflected or transmitted by the manuscript into a luminance signal and then referring to a look-up table, an interface portion for inputting a signal from and outputting a signal to an external computing device, a manuscript scanning portion for scanning the surface of the manuscript, a central processing portion for controlling the manuscript scanning portion and a storage portion capable of storing at least one kind of density transformation curve data.

REFERENCES:
patent: 4574393 (1986-03-01), Blackwell et al.
patent: 4577218 (1986-03-01), Kurata
patent: 4694502 (1987-09-01), Ozawa et al.
patent: 4797738 (1989-01-01), Kashi et al.

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