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
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 (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0515453A (pt) * | 2004-09-17 | 2008-07-22 | Matsushita Electric Industrial Co Ltd | aparelho de codificação escalável, aparelho de decodificação escalável, método de codificação escalável método de decodificação escalável, aparelho de terminal de comunicação, e aparelho de estação de base |
| US8229749B2 (en) * | 2004-12-10 | 2012-07-24 | Panasonic Corporation | Wide-band encoding device, wide-band LSP prediction device, band scalable encoding device, wide-band encoding method |
| DE602006015461D1 (de) * | 2005-05-31 | 2010-08-26 | Panasonic Corp | Einrichtung und verfahren zur skalierbaren codierung |
| WO2007000988A1 (ja) * | 2005-06-29 | 2007-01-04 | Matsushita Electric Industrial Co., Ltd. | スケーラブル復号装置および消失データ補間方法 |
| 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 |
| US8086452B2 (en) * | 2005-11-30 | 2011-12-27 | Panasonic Corporation | Scalable coding apparatus and scalable coding method |
| 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 |
| US8370138B2 (en) * | 2006-03-17 | 2013-02-05 | Panasonic Corporation | Scalable encoding device and scalable encoding method including quality improvement of a decoded signal |
| WO2008001866A1 (en) * | 2006-06-29 | 2008-01-03 | Panasonic Corporation | Voice encoding device and voice encoding method |
| EP2116996A4 (de) * | 2007-03-02 | 2011-09-07 | Panasonic Corp | Kodiervorrichtung und kodierverfahren |
| 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 |
| JP5606433B2 (ja) | 2008-07-11 | 2014-10-15 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | オーディオエンコーダ及びオーディオデコーダ |
| 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 |
| CN102783034B (zh) * | 2011-02-01 | 2014-12-17 | 华为技术有限公司 | 用于提供信号处理系数的方法和设备 |
| ES2749967T3 (es) | 2011-11-02 | 2020-03-24 | Ericsson Telefon Ab L M | Codificación de audio en base a una representación eficiente de coeficientes autorregresivos |
| ES2575693T3 (es) | 2011-11-10 | 2016-06-30 | Nokia Technologies Oy | Un método y un aparato para detectar tasa de muestreo de audio |
| EP2750130B1 (de) * | 2012-12-31 | 2015-11-25 | Nxp B.V. | Signalverarbeitung für einen Frequenzmodulationsempfänger |
| WO2014138539A1 (en) * | 2013-03-08 | 2014-09-12 | Motorola Mobility Llc | Conversion of linear predictive coefficients using auto-regressive extension of correlation coefficients in sub-band audio codecs |
| BR122020015614B1 (pt) | 2014-04-17 | 2022-06-07 | Voiceage Evs Llc | Método e dispositivo para interpolar parâmetros de filtro de predição linear em um quadro de processamento de sinal sonoro atual seguindo um quadro de processamento de sinal sonoro anterior |
| HK1226547B (zh) * | 2014-04-25 | 2017-09-29 | 株式会社Ntt都科摩 | 线性预测系数变换装置和线性预测系数变换方法 |
| WO2017005296A1 (en) | 2015-07-06 | 2017-01-12 | Nokia Technologies Oy | Bit error detector for an audio signal decoder |
| US10824917B2 (en) | 2018-12-03 | 2020-11-03 | Bank Of America Corporation | Transformation of electronic documents by low-resolution intelligent up-sampling |
| CN114218990B (zh) * | 2021-12-20 | 2025-11-14 | 国网河北省电力有限公司电力科学研究院 | 有载分接开关的状态判断方法、装置、终端及存储介质 |
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 |
| 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 |
| CN1231050A (zh) * | 1997-07-11 | 1999-10-06 | 皇家菲利浦电子有限公司 | 具有改进谐波语音编码器的发射机 |
| 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 |
| US6539355B1 (en) * | 1998-10-15 | 2003-03-25 | Sony Corporation | Signal band expanding method and apparatus and signal synthesis method and apparatus |
| 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 |
| US20080249766A1 (en) * | 2004-04-30 | 2008-10-09 | Matsushita Electric Industrial Co., Ltd. | Scalable Decoder And Expanded Layer Disappearance Hiding Method |
-
2005
- 2005-09-02 BR BRPI0514940-1A patent/BRPI0514940A/pt not_active Application Discontinuation
- 2005-09-02 AT AT05776912T patent/ATE406652T1/de not_active IP Right Cessation
- 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 EP EP05776912A patent/EP1785985B1/de not_active Expired - Lifetime
- 2005-09-02 DE DE602005009374T patent/DE602005009374D1/de not_active Expired - Lifetime
- 2005-09-02 CN CN2005800316906A patent/CN101023472B/zh not_active Expired - Fee Related
- 2005-09-02 KR KR1020077005226A patent/KR20070051878A/ko not_active Withdrawn
- 2005-09-02 US US11/573,761 patent/US8024181B2/en active Active
- 2005-09-02 WO PCT/JP2005/016099 patent/WO2006028010A1/ja not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2006028010A1 (ja) | 2006-03-16 |
| EP1785985A4 (de) | 2007-11-07 |
| US20070271092A1 (en) | 2007-11-22 |
| KR20070051878A (ko) | 2007-05-18 |
| JP4937753B2 (ja) | 2012-05-23 |
| EP1785985A1 (de) | 2007-05-16 |
| US8024181B2 (en) | 2011-09-20 |
| CN101023472B (zh) | 2010-06-23 |
| DE602005009374D1 (de) | 2008-10-09 |
| RU2007108288A (ru) | 2008-09-10 |
| EP1785985B1 (de) | 2008-08-27 |
| BRPI0514940A (pt) | 2008-07-01 |
| JPWO2006028010A1 (ja) | 2008-05-08 |
| CN101023472A (zh) | 2007-08-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |