Method and apparatus for embedding spatial information and reproducing embedded signal for an audio signal
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United States of America Patent
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May 1, 2012
Grant Date -
Aug 27, 2009
app pub date -
May 26, 2006
filing date -
May 26, 2005
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Abstract
An apparatus for encoding and decoding an audio signal and method thereof are disclosed, by which compatibility with a player of a general mono or stereo audio signal can be provided in coding an audio signal and by which spatial information for a multi-channel audio signal can be stored or transmitted without a presence of an auxiliary data area. The present invention includes extracting side information embedded in non-recognizable component of audio signal components and decoding the audio signal using the extracted side information.
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