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:
Aug. 15, 2023

Filed:

Mar. 19, 2019
Applicant:

Pfu Limited, Kahoku, JP;

Inventors:

Takeshi Yokogawa, Kahoku, JP;

Hiroyasu Goto, Kahoku, JP;

Assignee:

PFU LIMITED, Kahoku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/393 (2006.01); H04N 1/00 (2006.01);
U.S. Cl.
CPC ...
H04N 1/00713 (2013.01); H04N 1/393 (2013.01);
Abstract

An information processing device executes: acquiring a scanned image of a document and a protective sheet that protects the document, the scanned image being obtained by imaging the document and the protective sheet while being conveyed at the same time; acquiring a first length that is a conveying direction length of a predetermined portion of the protective sheet; acquiring a second length that is a conveying direction length of the predetermined portion in the scanned image; and estimating a ratio between a document length, which is a conveying direction length of the document, and a document image length, which is a conveying direction length of the document in the scanned image, based on the first length and the second length.


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