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.
Patent No.:
Date of Patent:
Aug. 06, 2013
Filed:
Mar. 23, 2010
Youhei Kattou, Matsudo, JP;
Shigemichi Hamano, Abiko, JP;
Nobuo Sekiguchi, Moriya, JP;
Kenji Morita, Toride, JP;
Akiko Kanno, Kashiwa, JP;
Satoshi Seki, Abiko, JP;
Akira Morisawa, Kashiwa, JP;
Youhei Kattou, Matsudo, JP;
Shigemichi Hamano, Abiko, JP;
Nobuo Sekiguchi, Moriya, JP;
Kenji Morita, Toride, JP;
Akiko Kanno, Kashiwa, JP;
Satoshi Seki, Abiko, JP;
Akira Morisawa, Kashiwa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A document reading apparatus includes a document positioning plate configured to position a document, a carriage configured to move a light source along the document positioning plate, a reading unit configured to read an image of a document illuminated by a light source of the carriage, a white reference member provided in the displacement range of the carriage, an input unit configured to input a reading start instruction for a document, and a control unit configured to move the carriage along the document positioning plate in response to a reading start instruction input via the input unit. The control unit moves the carriage to a first position at which the white reference member is provided, cause the reading unit to read the white reference member, moves the carriage to a second position that is an acceleration start position for accelerating toward the reading start position of the document positioning plate, and waits for a reading start instruction input from the input unit.