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.
Patent No.:
Date of Patent:
Feb. 16, 2021
Filed:
Feb. 27, 2019
Applicant:
Nokia Technologies Oy, Espoo, FI;
Inventors:
Ian Davis, Dublin, IE;
Akshat Agarwal, Meath, IE;
Assignee:
Nokia Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 17/10 (2006.01); H04R 3/04 (2006.01); H04R 31/00 (2006.01);
U.S. Cl.
CPC ...
H04R 17/10 (2013.01); H04R 3/04 (2013.01); H04R 31/006 (2013.01); H04R 2499/11 (2013.01); H04R 2499/15 (2013.01);
Abstract
An apparatus including a first member; a first array of flexible actuators connected to the first member, where each of the flexible actuators includes a piezoelectric member and an extension on the piezoelectric member; and a first flexible membrane connected to the first array of flexible actuators. Each of the piezoelectric members is configured to be activated to move their respective extensions. Each of the extensions, when moved by their respective piezoelectric members, is configured to move the first flexible membrane.