Image sensing apparatus with means for removing unnecessary char

Details Image sensing apparatus with means for removing unnecessary char Image sensing apparatus with means for removing unnecessary char

Filed on

1985-02-01

Date issued

1987-03-03

Examiner

Rubinson, Gene Z.

Patent Class

Facsimile and static presentation processing

SubClass

Facsimile

SubSubClass

Recording apparatus

Other Related Categories

357 24, H04N 530

Type

Patent

Status

active

Patent number

046479783

Description

ABSTRACT:
An image sensing apparatus comprises: a photo detecting unit for converting an optical image to electrical information; and unnecessary charge transfer unit, formed in a peripheral portion of the photo detecting unit, for transferring the unnecessary charges; a charge removing unit provided at the final end of the unnecessary charge transfer unit; and a drive circuit for driving the unnecessary charge transfer unit synchronously with the transfer of the whole electrical information in the photo detecting unit.

REFERENCES:
patent: 3931463 (1976-01-01), Levine
patent: 4490744 (1984-12-01), Levine
patent: 4498105 (1985-02-01), Crawshaw
patent: 4528596 (1985-07-01), Cope
patent: 4577115 (1986-03-01), Rentsch

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