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:
Jan. 25, 2022

Filed:

Feb. 18, 2021
Applicant:

Toshiba Tec Kabushiki Kaisha, Tokyo, JP;

Inventors:

Takeshi Ito, Mishima Shizuoka, JP;

Ryuuta Imaizumi, Mishima Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/00 (2006.01); H04N 1/12 (2006.01); H04N 1/047 (2006.01); H04N 1/32 (2006.01);
U.S. Cl.
CPC ...
H04N 1/00082 (2013.01); H04N 1/0009 (2013.01); H04N 1/00018 (2013.01); H04N 1/00037 (2013.01); H04N 1/00068 (2013.01); H04N 1/00076 (2013.01); H04N 1/00687 (2013.01); H04N 1/00734 (2013.01); H04N 1/00745 (2013.01); H04N 1/00766 (2013.01); H04N 1/00771 (2013.01); H04N 1/00774 (2013.01); H04N 1/047 (2013.01); H04N 1/1215 (2013.01); H04N 1/3263 (2013.01);
Abstract

According to one embodiment, an image forming apparatus includes a conveyance mechanism, a scanner, a buffer memory, a passage sensor, and a controller. The conveyance mechanism conveys a document along a conveyance path. The scanner reads an image on the document at a reading position along the conveyance path and generates image signals corresponding to the image that is read. The buffer memory stores image data corresponding to the image signals. The passage sensor is on the conveyance path upstream of the reading position. The controller determines whether to output the image data from the buffer memory after a sheet passage prediction time elapses based on the length of time required during a normal operation for the trailing edge of the document to reach the reading position.


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