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:
Mar. 05, 2019
Filed:
Sep. 25, 2017
Huawei Technologies Co., Ltd., Shenzhen, CN;
Panji Setiawan, Munich, DE;
Karim Helwani, Munich, DE;
Huawei Technologies Co., Ltd, Shenzhen, CN;
Abstract
Audio signal processing apparatuses and methods are provided, such as an audio signal downmixing apparatus for processing an input audio signal into an output audio signal, wherein the input audio signal comprises a plurality of input channels recorded at a plurality of spatial positions and the output audio signal comprises a plurality of primary output channels. The audio signal downmixing apparatus comprises a downmix matrix determiner configured to determine for each frequency bin j of a plurality of frequency bins a downmix matrix Dwith j being an integer in the range from 1 to N, and a processor configured to process the input audio signal using the downmix matrix Dinto the output audio signal.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile