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:
Dec. 18, 2018

Filed:

Jun. 06, 2016
Applicants:

Tomohiro Sasa, Kanagawa, JP;

Nobuyuki Satoh, Kanagawa, JP;

Yuichi Sakurada, Tokyo, JP;

Kenji Morita, Kanagawa, JP;

Masaya Kawarada, Kanagawa, JP;

Daisaku Horikawa, Kanagawa, JP;

Inventors:

Tomohiro Sasa, Kanagawa, JP;

Nobuyuki Satoh, Kanagawa, JP;

Yuichi Sakurada, Tokyo, JP;

Kenji Morita, Kanagawa, JP;

Masaya Kawarada, Kanagawa, JP;

Daisaku Horikawa, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/04 (2006.01); H04N 1/00 (2006.01); H04N 1/60 (2006.01); G01J 3/50 (2006.01); H04N 1/387 (2006.01);
U.S. Cl.
CPC ...
H04N 1/00023 (2013.01); G01J 3/50 (2013.01); H04N 1/00031 (2013.01); H04N 1/00034 (2013.01); H04N 1/00087 (2013.01); H04N 1/00249 (2013.01); H04N 1/3872 (2013.01); H04N 1/603 (2013.01);
Abstract

An image capturing apparatus includes: a casing having an opening; a light source arranged inside the casing; a sensor arranged inside the casing and configured to capture, through the opening, an image of an object present outside the casing while the light source is on; and a distance calculator to calculate a distance between the casing and the object, based on an image that has been captured by the sensor and contains, within an image region of the object defined by the opening, a high-luminance region and low-luminance regions located more outside than the high-luminance region.


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