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:
May. 10, 2016
Filed:
Aug. 22, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Akihiro Matsushita, Tokyo, JP;
Katsuyuki Kobayashi, Yokohama, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/042 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0421 (2013.01); G06F 3/0416 (2013.01);
Abstract
Angle information indicating the direction in which one sensor unit of at least two sensor units is positioned is detected by directly receiving light from a light projecting unit of the other sensor unit at the light receiving unit of the one sensor unit. The coordinate values of the designated position are calculated based on the detected angle information.