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:
Feb. 14, 2017
Filed:
Nov. 26, 2014
Applicants:
Kazuhiro Akatsu, Ibaraki, JP;
Tadashi Nakamura, Tokyo, JP;
Kohji Sakai, Tokyo, JP;
Inventors:
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01S 17/42 (2006.01); H05B 37/02 (2006.01); G01S 17/93 (2006.01); G01S 7/481 (2006.01); G01S 7/484 (2006.01); G01S 7/486 (2006.01);
U.S. Cl.
CPC ...
G01S 17/42 (2013.01); G01S 7/484 (2013.01); G01S 7/4815 (2013.01); G01S 7/4868 (2013.01); G01S 17/936 (2013.01); H05B 37/0227 (2013.01);
Abstract
An object detector includes a projector including a light source having a two-dimensionally arranged plurality of light emitter groups, each of the light emitter groups having a plurality of light emitters, a light receiver which receives light emitted from the projector, and reflected by an object, and a light source driver which lights on and lights off each of the light emitter groups of the light source.