High resistration photomask machine and computerized numerical c

Details High resistration photomask machine and computerized numerical c High resistration photomask machine and computerized numerical c

1980-09-29

1984-05-01

Wintercorn, Richard A.

Photocopying

Contact printing

354 4, 355 54, G03B 2702

Patent

active

044457766

ABSTRACT:
A machine and a control system are provided for generating high registration photomasks with a contact printing arrangement. Further, a unique control arrangement is provided for controlling a machine such as a high registration contact print machine or other type of machine. In a preferred embodiment, a control system generates signals to a step and repeat contact printing machine that exposes many prints of master die images on a photographic film, where these prints have a high registration characteristic. In a further embodiment a unique control arrangement is provided for machine control operations.

REFERENCES:
patent: 3048093 (1962-08-01), Loro
patent: 3052174 (1962-09-01), Berger
patent: 3354806 (1967-11-01), DeLang et al.
patent: 3462742 (1969-08-01), Miller et al.
patent: 3498711 (1970-03-01), Ables et al.
patent: 3524394 (1970-08-01), Sunners
patent: 3544213 (1970-12-01), Jaeger et al.
patent: 3632205 (1972-01-01), Marcy
patent: 3634662 (1972-01-01), Slawson
patent: 3639059 (1972-02-01), Strumor et al.
patent: 3702988 (1972-11-01), Haney et al.
patent: 3704946 (1972-12-01), Brault et al.
patent: 3738242 (1973-06-01), Lee et al.
The Jade Step and Repeat Machine, Jul. 1970, The Jade Corp.
Boysel, Adder on a Chip: LSI Helps Reduce Cost of Small Machine; Electronics, Mar. 18, 1968, pp. 119 to 124.

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