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. 14, 2024
Filed:
Nov. 18, 2020
Applicant:
Csem Centre Suisse D'electronique ET DE Microtechnique Sa—recherche ET Développement, Neuchâtel, CH;
Inventor:
Eric Grenet, Neuchâtel, CH;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D 5/24 (2006.01); G01D 5/249 (2006.01); G01D 5/38 (2006.01);
U.S. Cl.
CPC ...
G01D 5/2497 (2013.01); G01D 5/38 (2013.01);
Abstract
A device for determining the position of a light source, including an optical mask with a periodic pattern casting a shadow on an imager placed at a multiple of the Talbot distance or at a fraction of the Talbot distance.