Image reading apparatus and method and storage medium

Details Image reading apparatus and method and storage medium Image reading apparatus and method and storage medium

2005-10-25

2005-10-25

Lamb, Twyler (Department: 2622)

Facsimile and static presentation processing

Static presentation processing

Size, resolution, or scale control

C358S296000, C358S296000

Reexamination Certificate

active

06958827

ABSTRACT:
The invention provides an image reading apparatus for performing high-precision image read by canceling out noise based on digital signal processing and superimposed on an effective portion of an analog signal. The image reading apparatus superimposes digital-based data and data-clock-based fixed noise on an sensor output signal in reference data acquiring operation as well to output data with the fixed data being canceled out in image read-operation.

REFERENCES:
patent: 5146351 (1992-09-01), Maehara
patent: 5909247 (1999-06-01), Hosokai et al.
patent: 6353485 (2002-03-01), Kaneko
patent: 0 336 403 (1989-10-01), None
patent: 0 641 115 (1995-03-01), None
patent: 0 886 429 (1998-12-01), None

Affiliated with

Also associated with

Rating

Image reading apparatus and method and storage medium does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Image reading apparatus and method and storage medium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Image reading apparatus and method and storage medium will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3484293