Image processing method and image forming apparatus

Details Image processing method and image forming apparatus Image processing method and image forming apparatus

1988-06-10

1989-04-25

Prescott, A. C.

Photocopying

Including fiber optics

355 14R, 355 19C, 118645, 430357, G03G 1501

Patent

active

048252468

ABSTRACT:
An image processing method and apparatus wherein document information is separated by using an optical device into two colors that are complementary to each other, converted photo-electrically and processed by using a photo-electric conversion device, and extracted on the basis of the result of processing by using a color extraction information generation device, and a color information designated by the color extraction information of the color extraction information generation device is stored in a color information storage device.

REFERENCES:
patent: 4008962 (1977-02-01), Nepper
patent: 4045219 (1977-08-01), Bean
patent: 4153364 (1979-05-01), Suzuki et al.
patent: 4234250 (1980-11-01), Mailloux et al.
patent: 4239374 (1980-12-01), Tatsumi et al.
patent: 4352553 (1982-10-01), Hirahara
patent: 4518987 (1987-05-01), Saitoh
patent: 4551750 (1987-11-01), Kurata
Study with Respect to the Reading and Recording of Two Color Images, Nakano & Nagai, OKI DENKI Kenkyu Kaihatsu, No. 111 vol. 2, Dec. 1980, pp. 43-48.

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