Image input apparatus

Details Image input apparatus Image input apparatus

1987-06-30

1988-05-10

Lev, Robert

Facsimile and static presentation processing

Facsimile

Recording apparatus

358209, 358 41, H04N 314

Patent

active

047439726

ABSTRACT:
Disclosed is an image input apparatus which comprises a liquid crystal panel disposed under an original mount and provided with a liquid crystal and a photo absorption agent sealed therein, electrodes arranged in a matrix on each of upper and lower opposite surfaces of the liquid crystal panel, and a light source disposed above the original mount so as to send light onto an original mounted on the original mount so that light from the original is projected onto the crystal panel so as to make the liquid crystal panel to store picture image information on the original as a change in phase of the liquid crystal, the picture image information stored in the liquid crystal panel being electrically read out by the electrodes. Preferably, the liquid crystal panel is further provided dichromatic coloring matters sealed therein.

REFERENCES:
patent: 4093976 (1978-06-01), Das
patent: 4100573 (1978-07-01), Berger
patent: 4209803 (1980-06-01), Guyot
patent: 4229766 (1980-10-01), Sipos
patent: 4348611 (1982-09-01), Ruppel et al.
patent: 4400725 (1983-08-01), Tanigaki
patent: 4471378 (1984-09-01), Ng
patent: 4480269 (1984-10-01), Yoshida et al.
patent: 4489351 (1984-12-01), d'Alayer de Costemore d'Arc

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