Image reading apparatus and its control method

Details Image reading apparatus and its control method Image reading apparatus and its control method

2006-01-24

2006-01-24

Coles, Edward (Department: 2622)

Facsimile and static presentation processing

Facsimile

Picture signal generator

C358S474000, C250S208100, C250S234000, C250S235000

Reexamination Certificate

active

06989917

ABSTRACT:
In an image reading apparatus which can operate in a plurality of image processing modes, and includes a photoelectric converter for reading an object image and outputting an electrical signal, a reference white plate used to correct image read nonuniformity by the photoelectric converter, and a lamp for illuminating an object and the reference white plate with light, and its control, the currently set image processing mode is determined, a wait time is set in correspondence with the currently set image processing mode and the lamp is turned on, then the photoelectric converter begins to read the reference white plate after a lapse of the wait time.

REFERENCES:
patent: 5153745 (1992-10-01), Brandkamp et al.
patent: 6185384 (2001-02-01), Ishimoto
patent: 6433895 (2002-08-01), Hansen
patent: 4-142865 (1992-05-01), None
patent: 10-254074 (1998-09-01), None
patent: 11-239244 (1999-08-01), None
patent: 11-355570 (1999-12-01), None
patent: 2001-166398 (2001-06-01), None
English Abstract for JPA4 142865.
English Abstract for JPA11-239244.
English Abstract for JPA11-355570.
English Abstract for JPA2001-166398.
Copy of Office Action dated Apr. 27, 2004 issued in counterpart Japanese Application No. 2000-127752.
English Abstract for JPA 10-254074 (Item A).

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