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:
Aug. 16, 2022
Filed:
Apr. 19, 2018
Applicant:
Usound Gmbh, Graz, AT;
Inventors:
Andrea Rusconi Clerici Beltrami, Vienna, AT;
Ferruccio Bottoni, Graz, AT;
Assignee:
USound GmbH, Graz, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 23/02 (2006.01); B81B 7/02 (2006.01); H04R 1/02 (2006.01); H04R 1/24 (2006.01); H04R 7/18 (2006.01); H04R 9/06 (2006.01); H04R 17/00 (2006.01);
U.S. Cl.
CPC ...
H04R 23/02 (2013.01); B81B 7/02 (2013.01); H04R 1/025 (2013.01); H04R 1/24 (2013.01); H04R 7/18 (2013.01); H04R 9/06 (2013.01); H04R 17/00 (2013.01); B81B 2201/0257 (2013.01); B81B 2203/0127 (2013.01); H04R 2201/003 (2013.01);
Abstract
A loudspeaker unit for a portable device includes an electrodynamic loudspeaker configured as a woofer. The loudspeaker unit additionally includes a MEMS loudspeaker configured as a tweeter. A portable device includes the loudspeaker unit.