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:
May. 01, 2018

Filed:

Jun. 02, 2014
Applicant:

Powermat Technologies Ltd., Neve Ilan, IL;

Inventors:

Elieser Mach, Rosh Tzurim, IL;

Arik Rofe, Jerusalem, IL;

Oola Greenwald, Mevasseret Zion, IL;

Guy Raveh, Mataa, IL;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 50/12 (2016.01); H02J 50/70 (2016.01); H02J 5/00 (2016.01); H01F 38/14 (2006.01); H02J 7/02 (2016.01);
U.S. Cl.
CPC ...
H02J 50/12 (2016.02); H01F 38/14 (2013.01); H02J 5/005 (2013.01); H02J 7/025 (2013.01); H02J 50/70 (2016.02);
Abstract

An inductive power transfer system is provided that includes at least one inductive power receiver having at least one secondary inductor for forming an inductive couple with a primary inductor and providing power to an electric load and at least one inductive power outlet having at least one primary inductor wired to a power supply via a driver configured to provide a driving voltage across the primary inductor. The driving voltage is oscillating at a transmission frequency significantly different from the natural frequency of the inductive couple. The system further includes at least one power monitor and at least one frequency modulator operable to adjust the natural frequency of the inductive couple thereby regulating power provided to the electric load.


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