The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 11, 2017

Filed:

Mar. 20, 2015
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Daisuke Morikawa, Kashiwa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/46 (2006.01); H04N 1/00 (2006.01);
U.S. Cl.
CPC ...
H04N 1/00771 (2013.01); H04N 1/00689 (2013.01); H04N 1/00708 (2013.01); H04N 1/00724 (2013.01); H04N 1/00726 (2013.01); H04N 1/00748 (2013.01); H04N 1/00777 (2013.01); H04N 2201/0081 (2013.01);
Abstract

The image reading apparatus includes a reading unit configured to read the image of the original placed on the platen glass. The image reading apparatus determines whether the original is on the platen glass or not. If it is determined that the original is on the platen glass, the image reading apparatus determines whether the original is blank or not based on the image read by the reading unit. If it is determined that the original is not on the platen glass, or if it is determined that the original is blank, the image reading apparatus notifies the user that the original is not on the platen glass or the original is blank.


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