Apparatus for encoding and decoding of integrated speech and audio
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United States of America Patent
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Feb 17, 2015
Grant Date -
May 19, 2011
app pub date -
Jul 14, 2009
filing date -
Jul 14, 2008
priority date (Note) -
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Abstract
Provided is an apparatus for integrally encoding and decoding a speech signal and an audio signal. An encoding apparatus for integrally encoding a speech signal and an audio signal, may include: a module selection unit to analyze a characteristic of an input signal and to select a first encoding module for encoding a first frame of the input signal; a speech encoding unit to encode the input signal according to a selection of the module selection unit and to generate a speech bitstream; an audio encoding unit to encode the input signal according to the selection of the module selection unit and to generate an audio bitstream; and a bitstream generation unit to generate an output bitstream from the speech encoding unit or the audio encoding unit according to the selection of the module selection unit.
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