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.:

US 8213623 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 03, 2012

Filed:

Jan. 12, 2007
Applicant:

Christof Faller, Chavannes-près-Renens, CH;

Inventor:

Christof Faller, Chavannes-près-Renens, CH;

Assignee:

Illusonic GmbH, Uster, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 5/00 (2006.01); H04R 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The directionality of microphones is often not high enough, resulting in compromised music recording. Beamforming for getting a signal with a higher directional response is limited due to spatial aliasing, dependence of beamwidth on frequency, and a requirement of a high number of microphones. The invention proposes a method to generate an output audio signal y from two or more input audio signals (x, x, . . . ), this method comprising the steps of:


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