Audio signal processing apparatuses and methods

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United States of America Patent

PATENT NO 10224043
APP PUB NO 20180012607A1
SERIAL NO

15714465

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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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 DU with 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 DU into the output audio signal.

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Patent Owner(s)

  • HUAWEI TECHNOLOGIES CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Helwani, Karim Munich, DE 31 109
Setiawan, Panji Munich, DE 39 122

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