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:
Nov. 04, 2025
Filed:
Apr. 04, 2023
Applicant:
Stmicroelectronics S.r.l., Agrate Brianza, IT;
Inventors:
Assignee:
STMICROELECTRONICS S.r.l., Agrate Brianza, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 17/00 (2006.01); H04R 7/06 (2006.01); H04R 7/18 (2006.01); H10N 30/20 (2023.01);
U.S. Cl.
CPC ...
H04R 17/005 (2013.01); H04R 7/06 (2013.01); H04R 7/18 (2013.01); H10N 30/20 (2023.02); H04R 2201/003 (2013.01); H04R 2400/11 (2013.01);
Abstract
A microelectromechanical electroacoustic transducer includes a supporting frame of semiconductor material, a membrane of semiconductor material, connected to the supporting frame along a perimeter and having central symmetry, and a piezoelectric actuator on a peripheral portion of the membrane. The membrane has through slits of elongated shape arranged around a center of the membrane.