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. 31, 2017

Filed:

Jul. 29, 2013
Applicant:

Thoratec Corporation, Pleasanton, CA (US);

Inventors:

John Freddy Hansen, Pleasanton, CA (US);

Ethan Petersen, Oakland, CA (US);

Assignee:

Thoratec Corporation, Pleasanton, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 50/40 (2016.01); H01F 38/14 (2006.01); H02J 50/12 (2016.01); A61N 1/378 (2006.01); A61N 1/372 (2006.01); H02J 50/80 (2016.01);
U.S. Cl.
CPC ...
H01F 38/14 (2013.01); A61N 1/3787 (2013.01); A61N 1/37229 (2013.01); H02J 50/12 (2016.02); H02J 50/40 (2016.02); H02J 50/80 (2016.02);
Abstract

An improved wireless transmission system for transferring power over a distance. The system includes a transmitter generating a magnetic field and a receiver for inducing a voltage in response to the magnetic field. In some embodiments, the transmitter can include a plurality of transmitter resonators configured to transmit wireless power to the receiver. The transmitter resonators can be disposed on a flexible substrate adapted to conform to a patient. In one embodiment, the polarities of magnetic flux received by the receiver can be measured and communicated to the transmitter, which can adjust polarities of the transmitter resonators to optimize power transfer. Methods of use are also provided.


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