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 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|