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:
Mar. 19, 2019
Filed:
Dec. 23, 2016
Applicant:
Harman Becker Automotive Systems Gmbh, Karlsbad, DE;
Inventors:
Markus Christoph, Straubing, DE;
Andreas Pfeffer, Regensburg, DE;
Assignee:
Harman Becker Automotive Systems GmbH, Karlsbad, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10K 11/16 (2006.01); G10K 11/178 (2006.01); G10K 11/162 (2006.01); H04R 3/00 (2006.01); H04R 1/02 (2006.01);
U.S. Cl.
CPC ...
G10K 11/178 (2013.01); G10K 11/162 (2013.01); G10K 11/17875 (2018.01); H04R 3/00 (2013.01); G10K 2210/1282 (2013.01); G10K 2210/3026 (2013.01); G10K 2210/509 (2013.01); H04R 1/025 (2013.01); H04R 2499/13 (2013.01);
Abstract
A loudspeaker system is provided that includes a loudspeaker that is arranged in a baffle between a passenger compartment of a vehicle and the outside of the passenger compartment. The loudspeaker is configured to radiate an acoustical signal to the passenger compartment. The loudspeaker system further includes active noise control system wherein a microphone is acoustically coupled to the loudspeaker via a secondary path, and the loudspeaker is electrically coupled to the microphone via an active noise control filter.