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:
Nov. 14, 2017
Filed:
Aug. 29, 2013
Helmut Schmidt Universität, Universität Der Bundeswehr Hamburg, Hamburg, DE;
Hamburg Innovation Gmbh, Hamburg, DE;
Martin Mieth, Leipzig, DE;
Udo Zölzer, Neu Wulmstorf, DE;
Abstract
The invention relates to a method for generating a multichannel audio signal () from a stereo audio signal (), having the following steps: ascertaining a first panning coefficient () and a second panning coefficient () of the stereo audio signal; ascertaining a direct signal () as well as a first surroundings signal () and a second surroundings signal () from the first audio signal and the second audio signal and from the first panning coefficient and the second panning coefficient; ascertaining a plurality of repanning coefficients () from the panning coefficients, each repanning coefficient of the plurality of repanning coefficients being assigned to an audio channel () of a plurality of audio channels of the multichannel audio signal; calculating each direct signal using each of the repanning coefficients of the plurality of repanning coefficients; and converting each audio channel into a playback signal () of the multichannel audio signal, each playback signal being provided for a respective playback device.