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:
Jan. 05, 2016
Filed:
Mar. 15, 2013
Applicant:
The Regents of the University of California, Oakland, CA (US);
Inventors:
Lorenzo Valdevit, Irvine, CA (US);
Kivanc Azgin, Ankara, TR;
Assignee:
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, Oakland, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 25/00 (2006.01); G01L 1/00 (2006.01); G01L 1/10 (2006.01); G01N 33/20 (2006.01);
U.S. Cl.
CPC ...
G01L 25/00 (2013.01); G01L 1/00 (2013.01); G01L 1/10 (2013.01); G01N 33/203 (2013.01);
Abstract
Self calibrating micro-fabricated load cells are disclosed. According to one embodiment, a self calibrating load cell comprises a resonant double ended tuning fork force sensor and a phase locked loop circuit for detection of frequency changes upon external load application to the resonant double ended tuning fork force sensor.