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:
Sep. 19, 2023
Filed:
Aug. 25, 2020
Applicant:
Harman Becker Automotive Systems Gmbh, Karlsbad, DE;
Inventor:
Markus Christoph, Straubing, DE;
Assignee:
HARMAN BECKER AUTOMOTIVE SYSTEMS GMBH, Karlsbad, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/04 (2006.01); G10L 25/51 (2013.01);
U.S. Cl.
CPC ...
H04R 3/04 (2013.01); G10L 25/51 (2013.01);
Abstract
Decorrelating an input signal includes allpass filtering to phase shift the first input signal by a phase shift, the allpass filtering comprising filtering with one or more subsequent controllable allpass filter stages, each controllable allpass filter stage having a filter quality and a cut-off frequency. Decorrelating further includes controlling at least one of the filter quality and the cut-off frequency of the controllable allpass filter stages to change over time.