Method and apparatus for electrically controllable scanning devi

Details Method and apparatus for electrically controllable scanning devi Method and apparatus for electrically controllable scanning devi

1983-10-03

1986-10-07

Groody, James J.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358294, 382 65, 250227, 350 9624, H04N 140, H04N 100

Patent

active

046162666

ABSTRACT:
Scanning apparatus and method for scanning rastered reproduction of differently rastered masters in reproduction technology using electronic means for selecting a shaped diaphragm which is variable in its geometry during scanning and wherein a center portion of the scanned picture can be added to different edge geometry scanning configurations so as to eliminate Moire effect.

REFERENCES:
patent: 2691696 (1954-10-01), Yule
patent: 3225329 (1965-12-01), Rabinon
patent: 3775559 (1972-11-01), Vieri
patent: 3991318 (1976-09-01), Duguay
patent: 4266250 (1981-05-01), Heinzl
patent: 4311357 (1982-01-01), Lang
patent: 4403258 (1983-09-01), Balzan et al.
patent: 4486788 (1984-12-01), Yamada
Optical Fibers for Scanning Digitizers, W. Pfert and G. C. Stocker, Bell System Technical Journal, vol. 60, 1981, Apr., No. 4, pp. 523-533.

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