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. 19, 2026

Filed:

Feb. 07, 2022
Applicants:

Martin E. Hillbratt, Lindome, SE;

Kristian Asnes, Molndal, SE;

Marcus Andersson, Gothenburg, SE;

Johan Gustafsson, Gothenburg, SE;

Mats Hojlund, Molnlycke, SE;

Inventors:

Martin E. Hillbratt, Lindome, SE;

Kristian Asnes, Molndal, SE;

Marcus Andersson, Gothenburg, SE;

Johan Gustafsson, Gothenburg, SE;

Mats Hojlund, Molnlycke, SE;

Assignee:

Cochlear Limited, Macquarie University, AU;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01); A61B 5/00 (2006.01); G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
H04R 25/30 (2013.01); A61B 5/4851 (2013.01); G01R 31/2829 (2013.01); G01R 31/2837 (2013.01); G01R 31/2836 (2013.01); H04R 2225/61 (2013.01); H04R 2460/13 (2013.01);
Abstract

A method, including determining a change in an actuator impedance based on a change in an electrical property of a system of which the actuator is apart, and determining one or more system characteristics based on the change in the actuator impedance.


Find Patent Forward Citations

Quick Actions:

Hillbratt, Martin. (2026). Determining impedance-related phenomena in vibrating actuator and identifying device system characteristics based thereon (U.S. Patent No. 12634638). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12634638

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