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:
Apr. 25, 2006
Filed:
May. 10, 2004
Applicants:
Holger Waschke, Cremlingen, DE;
Peter Mengel, Eichenau, DE;
Inventors:
Holger Waschke, Cremlingen, DE;
Peter Mengel, Eichenau, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/00 (2006.01); G01C 3/00 (2006.01); G01J 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The laser grid () permits a single-sided installation in order to record a person or object in the monitoring area. The grid operates using punctiform sensor units (), each including at least one laser diode and two photosensitive pixels. The sensor units are arranged in a line in a housing ().