发明名称 LOW BITRATE AUDIO ENCODING/DECODING SCHEME WITH COMMON PREPROCESSING
摘要 An audio encoder comprises a common preprocessing stage, an information sink based encoding branch such as spectral domain encoding branch, a information source based encoding branch such as an LPC-domain encoding branch and a switch for switching between these branches at inputs into these branches or outputs of these branches controlled by a decision stage. An audio decoder comprises a spectral domain decoding branch, an LPC-domain decoding branch, one or more switches for switching between the branches and a common post-processing stage for post-processing a time-domain audio signal for obtaining a post-processed audio signal.
申请公布号 ZA201009209(B) 申请公布日期 2011.09.28
申请号 ZA20100009209 申请日期 2010.12.22
申请人 FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG E V 发明人 GRILL BERNHARD;BAYER STEFAN;FUCHS GUILLAUME;GEYERSBERGER STEFAN;GEIGER RALF;HILPERT JOHANNES;KRAMER ULRICH;LECOMTE JEREMIE;MULTRUS MARKUS;NEUENDORF MAX;POPP HARALD;RETTELBACH NIKOLAUS;NAGEL FREDERIK;DISCH SASCHA;HERRE JURGEN;YOKOTANI YOSHIKAZU;WABNIK STEFAN;SCHULLER GERALD;HIRSCHFELD JENS
分类号 G10L;G10L19/00;G10L19/008;G10L19/02;G10L19/16;G10L19/18 主分类号 G10L
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