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. 05, 2021

Filed:

Dec. 11, 2018
Applicant:

Facebook Technologies, Llc, Menlo Park, CA (US);

Inventors:

Yigit Mengue, Kirkland, WA (US);

Andrew John Ouderkirk, Redmond, WA (US);

Christopher Yuan Ting Liao, Seattle, WA (US);

Katherine Marie Smyth, Seattle, WA (US);

Thomas John Farrell Wallin, Redmond, WA (US);

Jack Lindsay, Seattle, WA (US);

Austin Lane, Bellevue, WA (US);

Tanya Malhotra, Redmond, WA (US);

Kenneth Diest, Kirkland, WA (US);

Assignee:

Facebook Technologies, LLC, Menlo Park, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02N 1/00 (2006.01); G02B 7/04 (2021.01);
U.S. Cl.
CPC ...
H02N 1/006 (2013.01); G02B 7/04 (2013.01);
Abstract

In some embodiments, a device, such as a transducer, includes a polymer element disposed between electrodes, and a control circuit configured to apply electrical potentials having the same polarity to the electrodes. A separation distance between the electrodes may be increased by an electrostatic repulsion between the electrodes. Various other devices, systems, methods, and computer-readable media are also disclosed.


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