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:
Jun. 02, 2020
Filed:
Jan. 24, 2019
Applicants:
Daisuke Nikaku, Kanagawa, JP;
Masamoto Nakazawa, Kanagawa, JP;
Ryohma Ikemoto, Kanagawa, JP;
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/00 (2006.01);
U.S. Cl.
CPC ...
H04N 1/0075 (2013.01); H04N 1/00702 (2013.01); H04N 1/00724 (2013.01); H04N 1/00734 (2013.01); H04N 1/00779 (2013.01); H04N 1/00785 (2013.01);
Abstract
A position detecting device includes an image sensor and circuitry. The image sensor is configured to read reflected light of light emitted from a light source onto a medium to be read. The circuitry is configured to perform black correction processing on an output signal of the image sensor using black correction data of the image sensor and detect a position of the medium from the output signal after the black correction processing.