Image reading device for facsimile system

Details Image reading device for facsimile system Image reading device for facsimile system

1986-10-29

1988-09-13

Chin, Tommy P.

Facsimile and static presentation processing

Facsimile

Recording apparatus

350331R, 350332, H04N 104

Patent

active

047713380

ABSTRACT:
An image reading device includes a light emitting element, a light receiving element, a liquid crystal shutter array, and a circuit for driving the shutter array in a timesharing manner. The light reflected from a document is prevented from passing by the shutter array which is driven in the timesharing manner, so that the light receiving element can receive the light in the timesharing manner.

REFERENCES:
patent: 4561731 (1985-12-01), Kley
patent: 4601537 (1986-07-01), Saccocio
patent: 4606612 (1986-08-01), Iizuka
patent: 4652916 (1987-03-01), Suzaki

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