Patent · US Active

Apparatus and method for processing stereo signals for reproduction in cars to achieve individual three-dimensional sound by frontal loudspeakers

US10257634B2 · kind B2 · utility

0Cited by

2References

20Claims

0Family size

Assignee

Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V. · DE

Inventors

Wolfgang Hess · Waldbronn, DE
Oliver Hellmuth · Erlangen, DE
Stefan Varga · Cologne, DE
Emanuel Habets · Spardorf, DE
Jan Plogsties · Ergolding, DE
Juergen Herre · Erlangen, DE

Key dates

Filing date	Sep 21, 2017
Grant date	Apr 9, 2019
Priority date	—
Expiry date	Sep 21, 2037

Classification

Technology area (CPC H)Electricity
CPC primaryH04S2400/01
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

Embodiments provide a digital processor including an ambient portion extractor and a spatial effect processing stage. The ambient portion extractor is configured to extract an ambient portion from a multi-channel signal. The spatial effect processing stage is configured to generate a spatial effect signal based on the ambient portion of the multi-channel signal. The digital processor is configured to combine the multi-channel signal or a processed version thereof with the spatial effect signal.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.