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.

Date of Patent:
Oct. 18, 2016

Filed:

Nov. 17, 2014
Applicants:

Salvatore Baglio, San Giovanni la Punta, IT;

Bruno Ando, Aci Catena, IT;

Adi Ratan Bulsara, San Diego, CA (US);

Angela Beninato, Leonforte, IT;

Teresa Emery, San Diego, CA (US);

Inventors:

Salvatore Baglio, San Giovanni la Punta, IT;

Bruno Ando, Aci Catena, IT;

Adi Ratan Bulsara, San Diego, CA (US);

Angela Beninato, Leonforte, IT;

Teresa Emery, San Diego, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 29/12 (2006.01); G01R 33/02 (2006.01); G01R 33/06 (2006.01);
U.S. Cl.
CPC ...
G01R 29/12 (2013.01); G01R 33/02 (2013.01); G01R 33/06 (2013.01);
Abstract

A sensor for detecting both magnetic fields and electric fields can include at least one Sawyer-Tower (ST) circuit that can incorporate a multiferroic capacitor. An odd number of ST circuits coupled together in a ring configuration, so that for each ST circuit, the output of one ST circuit is an input to another of the ST circuits. The multiferroic capacitors can include a multiferroic layer that can be deposed on a substrate. For each multiferroic capacitor, the deposition process can cause an inherent amount of impurities in the multiferroic layer. The number of said odd number of ST circuits to be coupled together is chosen according to the amount of impurities, to 'forgive' the impurities. The higher the level of impurities in the multiferroic layers, that more ST circuits that are required in the ring to achieve the same sensor sensitivity. BDFO can be chosen for the multiferroic material.


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