AUDIO PROCESSING

According to an example embodiment, a technique for processing an input audio signal (101) comprising a multi-channel audio signal is provided, the technique comprising: deriving (104), based on the input audio signal (101), a first signal component (105-1) comprising a multi-channel audio signal th...

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Bibliographic Details
Main Authors VESA SAMPO, MIKKO-VILLE LAITINEN, VIROLAINEN JUSSI
Format Patent
LanguageChinese
English
Published 17.08.2021
Subjects
ACOUSTICS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
MUSICAL INSTRUMENTS
PHYSICS
SPEECH ANALYSIS OR SYNTHESIS
SPEECH OR AUDIO CODING OR DECODING
SPEECH OR VOICE PROCESSING
SPEECH RECOGNITION
STEREOPHONIC SYSTEMS
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Summary:According to an example embodiment, a technique for processing an input audio signal (101) comprising a multi-channel audio signal is provided, the technique comprising: deriving (104), based on the input audio signal (101), a first signal component (105-1) comprising a multi-channel audio signal that represents a focus portion of a spatial audio image conveyed by the input audio signal and a second signal component (105-2) comprising a multi-channel audio signal that represents a non-focus portion of the spatial audio image; processing (112) the second signal component (105-2) into a modified second signal component (113) wherein the width of the spatial audio image is extended from that of the second signal component (105-2); and combining (114) the first signal component (105-1) and the modified second signal component (112) into an output audio signal (115) comprising a multi-channel audio signal that represents partially extended spatial audio image. 根据示例实施例，提供了一种用于处理包括多声道音频信号的输入音频信号(101)的技术，所述技术包括：基于输入音
Bibliography:Application Number: CN201980087089