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:
Jul. 23, 2002
Filed:
Jun. 17, 1999
Applicant:
Inventors:
Koichi Kamon, Takatsuki, JP;
Hideki Tanabe, Ibaraki, JP;
Makoto Miyazaki, Ibaraki, JP;
Toshio Norita, Osaka, JP;
Assignee:
Minolta Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 1/124 ;
U.S. Cl.
CPC ...
G01B 1/124 ;
Abstract
A three-dimensional input device including a light projecting device for projecting detection light, and an image sensing device for receiving the detection light reflected by an object and converting the received light to electrical signals. The detection light is controlled so as to scan the object periodically while changing the projection direction of the detection light, and to consecutively perform a plurality of scans at mutually different detection light projection angles in accordance with the predefined specifications at the start of operation.