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:
Apr. 28, 2020
Filed:
Jul. 25, 2018
Applicant:
Volkswagen Aktiengesellschaft, Wolfsburg, DE;
Inventor:
Simon Bork, Calberlah, DE;
Assignee:
VOLKSWAGEN ATIENGESELLSCHAFT, Wolfsburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10K 11/178 (2006.01); G10L 21/0208 (2013.01); H04M 9/08 (2006.01);
U.S. Cl.
CPC ...
G10K 11/178 (2013.01); G10L 21/0208 (2013.01); H04M 9/082 (2013.01); G10K 2210/1282 (2013.01); G10L 2021/02082 (2013.01);
Abstract
The invention relates to a method for compensating for interfering noises in a hands-free apparatus in a motor vehicle as well as a hands-free apparatus in a motor vehicle, comprising at least one microphone, at least one loudspeaker, a control device with at least one adaptive filter as well as a transmitting and receiving apparatus, wherein a pre-filter is arranged before the adaptive filter or predetermined filter coefficients (w[n]) are saved in the adaptive filter, wherein the filter coefficients (w[n]) minimize a vehicle-specific acoustic error signal of the vehicle interior.