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. 04, 2021
Filed:
Dec. 22, 2017
Applicant:
Bar Ilan University, Ramat Gan, IL;
Inventors:
Joseph Shor, Tel Mond, IL;
Natan Vinshtok-Melnik, Rehovot, IL;
Assignee:
Birad-Research & Development Company Ltd., Ramat Gan, IL;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/03 (2006.01); G01K 7/01 (2006.01); G01K 7/32 (2006.01); H03L 1/02 (2006.01); H03M 1/10 (2006.01); G01R 31/26 (2020.01); H03M 1/00 (2006.01); H03B 5/32 (2006.01); G01K 17/00 (2006.01); G01R 19/00 (2006.01); H03L 1/04 (2006.01); G01K 7/00 (2006.01);
U.S. Cl.
CPC ...
H03K 3/0315 (2013.01); G01K 7/00 (2013.01); G01K 7/01 (2013.01); G01K 7/32 (2013.01); G01K 17/00 (2013.01); G01R 19/0084 (2013.01); G01R 31/2644 (2013.01); H03B 5/32 (2013.01); H03L 1/021 (2013.01); H03L 1/04 (2013.01); H03M 1/004 (2013.01); H03M 1/1019 (2013.01); H03M 1/1028 (2013.01); H03M 1/1061 (2013.01);
Abstract
A sensor circuit includes at least one ring oscillator having a supply port supplied by at least one current source and a reference frequency. A comparator compares a frequency output of the at least one ring oscillator with the reference frequency to yield a measurement, such as a temperature measurement.