HK1172727A1 - Multi-mode audio signal decoder, multi-mode audio signal encoder, methods and computer program using a linear-prediction-coding based noise shaping - Google Patents
Multi-mode audio signal decoder, multi-mode audio signal encoder, methods and computer program using a linear-prediction-coding based noise shapingInfo
- Publication number
- HK1172727A1 HK1172727A1 HK12113383.4A HK12113383A HK1172727A1 HK 1172727 A1 HK1172727 A1 HK 1172727A1 HK 12113383 A HK12113383 A HK 12113383A HK 1172727 A1 HK1172727 A1 HK 1172727A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- audio signal
- mode audio
- prediction
- linear
- methods
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 2
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000007493 shaping process Methods 0.000 title 1
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24977409P | 2009-10-08 | 2009-10-08 | |
PCT/EP2010/064917 WO2011042464A1 (en) | 2009-10-08 | 2010-10-06 | Multi-mode audio signal decoder, multi-mode audio signal encoder, methods and computer program using a linear-prediction-coding based noise shaping |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1172727A1 true HK1172727A1 (en) | 2013-04-26 |
Family
ID=43384656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK12113383.4A HK1172727A1 (en) | 2009-10-08 | 2012-12-27 | Multi-mode audio signal decoder, multi-mode audio signal encoder, methods and computer program using a linear-prediction-coding based noise shaping |
Country Status (18)
Country | Link |
---|---|
US (1) | US8744863B2 (xx) |
EP (1) | EP2471061B1 (xx) |
JP (1) | JP5678071B2 (xx) |
KR (1) | KR101425290B1 (xx) |
CN (1) | CN102648494B (xx) |
AR (1) | AR078573A1 (xx) |
AU (1) | AU2010305383B2 (xx) |
BR (2) | BR112012007803B1 (xx) |
CA (1) | CA2777073C (xx) |
ES (1) | ES2441069T3 (xx) |
HK (1) | HK1172727A1 (xx) |
MX (1) | MX2012004116A (xx) |
MY (1) | MY163358A (xx) |
PL (1) | PL2471061T3 (xx) |
RU (1) | RU2591661C2 (xx) |
TW (1) | TWI423252B (xx) |
WO (1) | WO2011042464A1 (xx) |
ZA (1) | ZA201203231B (xx) |
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EP2676266B1 (en) * | 2011-02-14 | 2015-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Linear prediction based coding scheme using spectral domain noise shaping |
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Also Published As
Publication number | Publication date |
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CN102648494A (zh) | 2012-08-22 |
EP2471061A1 (en) | 2012-07-04 |
ZA201203231B (en) | 2013-01-30 |
BR112012007803A2 (pt) | 2020-08-11 |
PL2471061T3 (pl) | 2014-03-31 |
MX2012004116A (es) | 2012-05-22 |
AR078573A1 (es) | 2011-11-16 |
KR20120063543A (ko) | 2012-06-15 |
BR122021023896B1 (pt) | 2023-01-10 |
MY163358A (en) | 2017-09-15 |
BR112012007803B1 (pt) | 2022-03-15 |
US8744863B2 (en) | 2014-06-03 |
RU2012119291A (ru) | 2013-11-10 |
RU2591661C2 (ru) | 2016-07-20 |
ES2441069T3 (es) | 2014-01-31 |
TWI423252B (zh) | 2014-01-11 |
WO2011042464A1 (en) | 2011-04-14 |
US20120245947A1 (en) | 2012-09-27 |
AU2010305383B2 (en) | 2013-10-03 |
CA2777073A1 (en) | 2011-04-14 |
TW201137860A (en) | 2011-11-01 |
AU2010305383A1 (en) | 2012-05-10 |
JP2013507648A (ja) | 2013-03-04 |
CA2777073C (en) | 2015-11-24 |
CN102648494B (zh) | 2014-07-02 |
EP2471061B1 (en) | 2013-10-02 |
KR101425290B1 (ko) | 2014-08-01 |
JP5678071B2 (ja) | 2015-02-25 |
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