ATE406652T1 - Skalierbare codierungseinrichtung und skalierbares codierungsverfahren - Google Patents
Skalierbare codierungseinrichtung und skalierbares codierungsverfahrenInfo
- Publication number
- ATE406652T1 ATE406652T1 AT05776912T AT05776912T ATE406652T1 AT E406652 T1 ATE406652 T1 AT E406652T1 AT 05776912 T AT05776912 T AT 05776912T AT 05776912 T AT05776912 T AT 05776912T AT E406652 T1 ATE406652 T1 AT E406652T1
- Authority
- AT
- Austria
- Prior art keywords
- order
- autocorrelation coefficients
- lag
- autocorrelation
- unit
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 3
- 238000013213 extrapolation Methods 0.000 abstract 1
Classifications
-
- 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
- G10L19/07—Line spectrum pair [LSP] 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
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004258924 | 2004-09-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE406652T1 true ATE406652T1 (de) | 2008-09-15 |
Family
ID=36036295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05776912T ATE406652T1 (de) | 2004-09-06 | 2005-09-02 | Skalierbare codierungseinrichtung und skalierbares codierungsverfahren |
Country Status (10)
Country | Link |
---|---|
US (1) | US8024181B2 (de) |
EP (1) | EP1785985B1 (de) |
JP (1) | JP4937753B2 (de) |
KR (1) | KR20070051878A (de) |
CN (1) | CN101023472B (de) |
AT (1) | ATE406652T1 (de) |
BR (1) | BRPI0514940A (de) |
DE (1) | DE602005009374D1 (de) |
RU (1) | RU2007108288A (de) |
WO (1) | WO2006028010A1 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102103860B (zh) * | 2004-09-17 | 2013-05-08 | 松下电器产业株式会社 | 频谱包络信息量化装置及方法、频谱包络信息解码装置及方法 |
KR20070085982A (ko) * | 2004-12-10 | 2007-08-27 | 마츠시타 덴끼 산교 가부시키가이샤 | 광대역 부호화 장치, 광대역 lsp 예측 장치, 대역스케일러블 부호화 장치 및 광대역 부호화 방법 |
WO2006129615A1 (ja) * | 2005-05-31 | 2006-12-07 | Matsushita Electric Industrial Co., Ltd. | スケーラブル符号化装置およびスケーラブル符号化方法 |
EP1898397B1 (de) * | 2005-06-29 | 2009-10-21 | Panasonic Corporation | Skalierbarer dekodierer und interpolationsverfahren für verschwundene daten |
FR2888699A1 (fr) * | 2005-07-13 | 2007-01-19 | France Telecom | Dispositif de codage/decodage hierachique |
JP5142723B2 (ja) * | 2005-10-14 | 2013-02-13 | パナソニック株式会社 | スケーラブル符号化装置、スケーラブル復号装置、およびこれらの方法 |
JP4969454B2 (ja) * | 2005-11-30 | 2012-07-04 | パナソニック株式会社 | スケーラブル符号化装置およびスケーラブル符号化方法 |
WO2007066771A1 (ja) * | 2005-12-09 | 2007-06-14 | Matsushita Electric Industrial Co., Ltd. | 固定符号帳探索装置および固定符号帳探索方法 |
WO2007119368A1 (ja) * | 2006-03-17 | 2007-10-25 | Matsushita Electric Industrial Co., Ltd. | スケーラブル符号化装置およびスケーラブル符号化方法 |
WO2008001866A1 (fr) * | 2006-06-29 | 2008-01-03 | Panasonic Corporation | dispositif de codage vocal et procédé de codage vocal |
WO2008108077A1 (ja) * | 2007-03-02 | 2008-09-12 | Panasonic Corporation | 符号化装置および符号化方法 |
KR100921867B1 (ko) * | 2007-10-17 | 2009-10-13 | 광주과학기술원 | 광대역 오디오 신호 부호화 복호화 장치 및 그 방법 |
CN101620854B (zh) * | 2008-06-30 | 2012-04-04 | 华为技术有限公司 | 频带扩展的方法、系统和设备 |
RU2487427C2 (ru) | 2008-07-11 | 2013-07-10 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Звуковое кодирующее устройство и звуковое декодирующее устройство |
CN101609678B (zh) | 2008-12-30 | 2011-07-27 | 华为技术有限公司 | 信号压缩方法及其压缩装置 |
WO2012053149A1 (ja) * | 2010-10-22 | 2012-04-26 | パナソニック株式会社 | 音声分析装置、量子化装置、逆量子化装置、及びこれらの方法 |
WO2012103686A1 (en) * | 2011-02-01 | 2012-08-09 | Huawei Technologies Co., Ltd. | Method and apparatus for providing signal processing coefficients |
EP2774146B1 (de) | 2011-11-02 | 2016-07-06 | Telefonaktiebolaget LM Ericsson (publ) | Tonkodierung auf der basis einer effizienten darstellung auto-regressiver koeffizienten |
WO2013068634A1 (en) | 2011-11-10 | 2013-05-16 | Nokia Corporation | A method and apparatus for detecting audio sampling rate |
EP2750130B1 (de) * | 2012-12-31 | 2015-11-25 | Nxp B.V. | Signalverarbeitung für einen Frequenzmodulationsempfänger |
US9396734B2 (en) | 2013-03-08 | 2016-07-19 | Google Technology Holdings LLC | Conversion of linear predictive coefficients using auto-regressive extension of correlation coefficients in sub-band audio codecs |
LT3511935T (lt) | 2014-04-17 | 2021-01-11 | Voiceage Evs Llc | Būdas, įrenginys ir kompiuteriu nuskaitoma neperkeliama atmintis garso signalų tiesinės prognozės kodavimui ir dekodavimui po perėjimo tarp kadrų su skirtingais mėginių ėmimo greičiais |
DK3471095T3 (da) * | 2014-04-25 | 2024-05-21 | Ntt Docomo Inc | Lineær forudsigelseskoefficientkonverteringsindretning og lineær forudsigelseskoefficientkonverteringsfremgangsmåde |
CN108028045A (zh) | 2015-07-06 | 2018-05-11 | 诺基亚技术有限公司 | 用于音频信号解码器的位错误检测器 |
US10824917B2 (en) | 2018-12-03 | 2020-11-03 | Bank Of America Corporation | Transformation of electronic documents by low-resolution intelligent up-sampling |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US93279A (en) * | 1869-08-03 | Gustav cramer and julius gross | ||
US539355A (en) * | 1895-05-14 | Cushion-stamp | ||
JP3483958B2 (ja) * | 1994-10-28 | 2004-01-06 | 三菱電機株式会社 | 広帯域音声復元装置及び広帯域音声復元方法及び音声伝送システム及び音声伝送方法 |
JP2956548B2 (ja) * | 1995-10-05 | 1999-10-04 | 松下電器産業株式会社 | 音声帯域拡大装置 |
JP3747492B2 (ja) * | 1995-06-20 | 2006-02-22 | ソニー株式会社 | 音声信号の再生方法及び再生装置 |
US5710863A (en) * | 1995-09-19 | 1998-01-20 | Chen; Juin-Hwey | Speech signal quantization using human auditory models in predictive coding systems |
JPH09127985A (ja) | 1995-10-26 | 1997-05-16 | Sony Corp | 信号符号化方法及び装置 |
TW321810B (de) * | 1995-10-26 | 1997-12-01 | Sony Co Ltd | |
EP0878790A1 (de) * | 1997-05-15 | 1998-11-18 | Hewlett-Packard Company | Sprachkodiersystem und Verfahren |
DE69836081D1 (de) * | 1997-07-11 | 2006-11-16 | Koninkl Philips Electronics Nv | Transmitter mit verbessertem harmonischen sprachkodierer |
JP3134817B2 (ja) | 1997-07-11 | 2001-02-13 | 日本電気株式会社 | 音声符号化復号装置 |
US6539355B1 (en) * | 1998-10-15 | 2003-03-25 | Sony Corporation | Signal band expanding method and apparatus and signal synthesis method and apparatus |
JP2000122679A (ja) | 1998-10-15 | 2000-04-28 | Sony Corp | 音声帯域拡張方法及び装置、音声合成方法及び装置 |
CA2252170A1 (en) | 1998-10-27 | 2000-04-27 | Bruno Bessette | A method and device for high quality coding of wideband speech and audio signals |
US6732070B1 (en) * | 2000-02-16 | 2004-05-04 | Nokia Mobile Phones, Ltd. | Wideband speech codec using a higher sampling rate in analysis and synthesis filtering than in excitation searching |
FI119576B (fi) * | 2000-03-07 | 2008-12-31 | Nokia Corp | Puheenkäsittelylaite ja menetelmä puheen käsittelemiseksi, sekä digitaalinen radiopuhelin |
US7013269B1 (en) * | 2001-02-13 | 2006-03-14 | Hughes Electronics Corporation | Voicing measure for a speech CODEC system |
WO2003003770A1 (en) * | 2001-06-26 | 2003-01-09 | Nokia Corporation | Method for transcoding audio signals, transcoder, network element, wireless communications network and communications system |
US6895375B2 (en) * | 2001-10-04 | 2005-05-17 | At&T Corp. | System for bandwidth extension of Narrow-band speech |
JP2003241799A (ja) | 2002-02-15 | 2003-08-29 | Nippon Telegr & Teleph Corp <Ntt> | 音響符号化方法、復号化方法、符号化装置、復号化装置及び符号化プログラム、復号化プログラム |
JP4433668B2 (ja) | 2002-10-31 | 2010-03-17 | 日本電気株式会社 | 帯域拡張装置及び方法 |
US7392195B2 (en) * | 2004-03-25 | 2008-06-24 | Dts, Inc. | Lossless multi-channel audio codec |
RU2006137841A (ru) * | 2004-04-27 | 2008-05-10 | Мацусита Электрик Индастриал Ко., Лтд. (Jp) | Устройство масштабируемого кодирования, устройство масштабируемого декодирования и способ для этого |
JPWO2005106848A1 (ja) * | 2004-04-30 | 2007-12-13 | 松下電器産業株式会社 | スケーラブル復号化装置および拡張レイヤ消失隠蔽方法 |
-
2005
- 2005-09-02 WO PCT/JP2005/016099 patent/WO2006028010A1/ja active IP Right Grant
- 2005-09-02 AT AT05776912T patent/ATE406652T1/de not_active IP Right Cessation
- 2005-09-02 EP EP05776912A patent/EP1785985B1/de not_active Not-in-force
- 2005-09-02 JP JP2006535719A patent/JP4937753B2/ja not_active Expired - Fee Related
- 2005-09-02 RU RU2007108288/09A patent/RU2007108288A/ru not_active Application Discontinuation
- 2005-09-02 KR KR1020077005226A patent/KR20070051878A/ko not_active Application Discontinuation
- 2005-09-02 US US11/573,761 patent/US8024181B2/en active Active
- 2005-09-02 DE DE602005009374T patent/DE602005009374D1/de active Active
- 2005-09-02 BR BRPI0514940-1A patent/BRPI0514940A/pt not_active Application Discontinuation
- 2005-09-02 CN CN2005800316906A patent/CN101023472B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1785985A1 (de) | 2007-05-16 |
EP1785985A4 (de) | 2007-11-07 |
RU2007108288A (ru) | 2008-09-10 |
CN101023472A (zh) | 2007-08-22 |
JP4937753B2 (ja) | 2012-05-23 |
BRPI0514940A (pt) | 2008-07-01 |
DE602005009374D1 (de) | 2008-10-09 |
EP1785985B1 (de) | 2008-08-27 |
US8024181B2 (en) | 2011-09-20 |
KR20070051878A (ko) | 2007-05-18 |
US20070271092A1 (en) | 2007-11-22 |
WO2006028010A1 (ja) | 2006-03-16 |
CN101023472B (zh) | 2010-06-23 |
JPWO2006028010A1 (ja) | 2008-05-08 |
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Legal Events
Date | Code | Title | Description |
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |