DE69726525T2 - Verfahren und Vorrichtung zur Vektorquantisierung und zur Sprachkodierung - Google Patents
Verfahren und Vorrichtung zur Vektorquantisierung und zur Sprachkodierung Download PDFInfo
- Publication number
- DE69726525T2 DE69726525T2 DE69726525T DE69726525T DE69726525T2 DE 69726525 T2 DE69726525 T2 DE 69726525T2 DE 69726525 T DE69726525 T DE 69726525T DE 69726525 T DE69726525 T DE 69726525T DE 69726525 T2 DE69726525 T2 DE 69726525T2
- Authority
- DE
- Germany
- Prior art keywords
- vector
- code
- coding
- quantization
- input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3082—Vector coding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/0204—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 using subband decomposition
- G10L19/0208—Subband vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L2019/0001—Codebooks
- G10L2019/0013—Codebook search algorithms
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25161496 | 1996-09-24 | ||
| JP25161496A JP3707153B2 (ja) | 1996-09-24 | 1996-09-24 | ベクトル量子化方法、音声符号化方法及び装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69726525D1 DE69726525D1 (de) | 2004-01-15 |
| DE69726525T2 true DE69726525T2 (de) | 2004-09-30 |
Family
ID=17225449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69726525T Expired - Lifetime DE69726525T2 (de) | 1996-09-24 | 1997-09-23 | Verfahren und Vorrichtung zur Vektorquantisierung und zur Sprachkodierung |
Country Status (9)
Families Citing this family (62)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3784583B2 (ja) * | 1999-08-13 | 2006-06-14 | 沖電気工業株式会社 | 音声蓄積装置 |
| CA2290037A1 (en) * | 1999-11-18 | 2001-05-18 | Voiceage Corporation | Gain-smoothing amplifier device and method in codecs for wideband speech and audio signals |
| AU2001239077A1 (en) * | 2000-03-15 | 2001-09-24 | Digital Accelerator Corporation | Coding of digital video with high motion content |
| HUP0003009A2 (en) * | 2000-07-31 | 2002-08-28 | Herterkom Gmbh | Method for the compression of speech without any deterioration of quality |
| US7020605B2 (en) * | 2000-09-15 | 2006-03-28 | Mindspeed Technologies, Inc. | Speech coding system with time-domain noise attenuation |
| JP2004513392A (ja) * | 2000-11-03 | 2004-04-30 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 正弦波モデルに基づいたオーディオ信号の符号化 |
| EP1860650A1 (en) * | 2000-11-30 | 2007-11-28 | Matsushita Electric Industrial Co., Ltd. | Vector quantizing device for LPC parameters |
| US7644003B2 (en) | 2001-05-04 | 2010-01-05 | Agere Systems Inc. | Cue-based audio coding/decoding |
| SE0202159D0 (sv) | 2001-07-10 | 2002-07-09 | Coding Technologies Sweden Ab | Efficientand scalable parametric stereo coding for low bitrate applications |
| US8605911B2 (en) | 2001-07-10 | 2013-12-10 | Dolby International Ab | Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| US7110942B2 (en) * | 2001-08-14 | 2006-09-19 | Broadcom Corporation | Efficient excitation quantization in a noise feedback coding system using correlation techniques |
| US7617096B2 (en) * | 2001-08-16 | 2009-11-10 | Broadcom Corporation | Robust quantization and inverse quantization using illegal space |
| US7647223B2 (en) | 2001-08-16 | 2010-01-12 | Broadcom Corporation | Robust composite quantization with sub-quantizers and inverse sub-quantizers using illegal space |
| US7610198B2 (en) | 2001-08-16 | 2009-10-27 | Broadcom Corporation | Robust quantization with efficient WMSE search of a sign-shape codebook using illegal space |
| EP1423847B1 (en) | 2001-11-29 | 2005-02-02 | Coding Technologies AB | Reconstruction of high frequency components |
| US7206740B2 (en) * | 2002-01-04 | 2007-04-17 | Broadcom Corporation | Efficient excitation quantization in noise feedback coding with general noise shaping |
| US7275036B2 (en) * | 2002-04-18 | 2007-09-25 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for coding a time-discrete audio signal to obtain coded audio data and for decoding coded audio data |
| FR2839836B1 (fr) * | 2002-05-16 | 2004-09-10 | Cit Alcatel | Terminal de telecommunication permettant de modifier la voix transmise lors d'une communication telephonique |
| SE0202770D0 (sv) | 2002-09-18 | 2002-09-18 | Coding Technologies Sweden Ab | Method for reduction of aliasing introduces by spectral envelope adjustment in real-valued filterbanks |
| WO2004084467A2 (en) * | 2003-03-15 | 2004-09-30 | Mindspeed Technologies, Inc. | Recovering an erased voice frame with time warping |
| JP2005202262A (ja) * | 2004-01-19 | 2005-07-28 | Matsushita Electric Ind Co Ltd | 音声信号符号化方法、音声信号復号化方法、送信機、受信機、及びワイヤレスマイクシステム |
| KR101190875B1 (ko) * | 2004-01-30 | 2012-10-15 | 프랑스 뗄레콤 | 차원 벡터 및 가변 분해능 양자화 |
| US7805313B2 (en) | 2004-03-04 | 2010-09-28 | Agere Systems Inc. | Frequency-based coding of channels in parametric multi-channel coding systems |
| EP1735778A1 (en) * | 2004-04-05 | 2006-12-27 | Koninklijke Philips Electronics N.V. | Stereo coding and decoding methods and apparatuses thereof |
| EP2312475B1 (en) * | 2004-07-09 | 2012-05-09 | Nippon Telegraph and Telephone Corporation | Sound signal detection and image signal detection |
| US7937271B2 (en) * | 2004-09-17 | 2011-05-03 | Digital Rise Technology Co., Ltd. | Audio decoding using variable-length codebook application ranges |
| US20060080090A1 (en) * | 2004-10-07 | 2006-04-13 | Nokia Corporation | Reusing codebooks in parameter quantization |
| US8204261B2 (en) | 2004-10-20 | 2012-06-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Diffuse sound shaping for BCC schemes and the like |
| US7720230B2 (en) | 2004-10-20 | 2010-05-18 | Agere Systems, Inc. | Individual channel shaping for BCC schemes and the like |
| KR20070084002A (ko) * | 2004-11-05 | 2007-08-24 | 마츠시타 덴끼 산교 가부시키가이샤 | 스케일러블 복호화 장치 및 스케일러블 부호화 장치 |
| RU2387024C2 (ru) | 2004-11-05 | 2010-04-20 | Панасоник Корпорэйшн | Кодер, декодер, способ кодирования и способ декодирования |
| CN101167128A (zh) * | 2004-11-09 | 2008-04-23 | 皇家飞利浦电子股份有限公司 | 音频编码和解码 |
| KR101215868B1 (ko) | 2004-11-30 | 2012-12-31 | 에이저 시스템즈 엘엘시 | 오디오 채널들을 인코딩 및 디코딩하는 방법, 및 오디오 채널들을 인코딩 및 디코딩하는 장치 |
| KR101236259B1 (ko) | 2004-11-30 | 2013-02-22 | 에이저 시스템즈 엘엘시 | 오디오 채널들을 인코딩하는 방법 및 장치 |
| KR100707174B1 (ko) * | 2004-12-31 | 2007-04-13 | 삼성전자주식회사 | 광대역 음성 부호화 및 복호화 시스템에서 고대역 음성부호화 및 복호화 장치와 그 방법 |
| US7903824B2 (en) | 2005-01-10 | 2011-03-08 | Agere Systems Inc. | Compact side information for parametric coding of spatial audio |
| JP4761506B2 (ja) * | 2005-03-01 | 2011-08-31 | 国立大学法人北陸先端科学技術大学院大学 | 音声処理方法と装置及びプログラム並びに音声システム |
| US20080161057A1 (en) * | 2005-04-15 | 2008-07-03 | Nokia Corporation | Voice conversion in ring tones and other features for a communication device |
| US20060235685A1 (en) * | 2005-04-15 | 2006-10-19 | Nokia Corporation | Framework for voice conversion |
| EP2276023A3 (en) * | 2005-11-30 | 2011-10-05 | Telefonaktiebolaget LM Ericsson (publ) | Efficient speech stream conversion |
| US7660371B2 (en) * | 2006-09-07 | 2010-02-09 | Intel Corporation | Normalized auto-correlators |
| KR101131880B1 (ko) * | 2007-03-23 | 2012-04-03 | 삼성전자주식회사 | 오디오 신호의 인코딩 방법 및 장치, 그리고 오디오 신호의디코딩 방법 및 장치 |
| ATE500588T1 (de) | 2008-01-04 | 2011-03-15 | Dolby Sweden Ab | Audiokodierer und -dekodierer |
| FR2931964A1 (fr) * | 2008-06-02 | 2009-12-04 | Centre Nat Rech Scient | Procede de denombrement des vecteurs dans les reseaux reguliers de points. |
| RU2509379C2 (ru) * | 2008-07-10 | 2014-03-10 | Войсэйдж Корпорейшн | Устройство и способ квантования и обратного квантования lpc-фильтров в суперкадре |
| CN101430881B (zh) * | 2008-11-10 | 2013-04-17 | 华为技术有限公司 | 一种编码、解码、编解码方法、编解码系统以及相关装置 |
| US9153238B2 (en) * | 2010-04-08 | 2015-10-06 | Lg Electronics Inc. | Method and apparatus for processing an audio signal |
| US9236063B2 (en) * | 2010-07-30 | 2016-01-12 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for dynamic bit allocation |
| US9208792B2 (en) | 2010-08-17 | 2015-12-08 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for noise injection |
| ES2641315T3 (es) | 2011-03-04 | 2017-11-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Corrección de ganancia post-cuantificación en codificación de audio |
| CN103636129B (zh) * | 2011-07-01 | 2017-02-15 | 诺基亚技术有限公司 | 多尺度码本搜索 |
| US9020818B2 (en) * | 2012-03-05 | 2015-04-28 | Malaspina Labs (Barbados) Inc. | Format based speech reconstruction from noisy signals |
| US9437213B2 (en) | 2012-03-05 | 2016-09-06 | Malaspina Labs (Barbados) Inc. | Voice signal enhancement |
| US9384759B2 (en) | 2012-03-05 | 2016-07-05 | Malaspina Labs (Barbados) Inc. | Voice activity detection and pitch estimation |
| RU2646357C2 (ru) * | 2013-10-18 | 2018-03-02 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Принцип для кодирования аудиосигнала и декодирования аудиосигнала с использованием информации формирования речевого спектра |
| RU2644123C2 (ru) * | 2013-10-18 | 2018-02-07 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Принцип для кодирования аудиосигнала и декодирования аудиосигнала с использованием детерминированной и шумоподобной информации |
| MX2018006677A (es) | 2014-07-28 | 2021-06-29 | Ericsson Telefon Ab L M | Busqueda de configuracion de cuantificador de vector de la piramide. |
| KR20180026528A (ko) | 2015-07-06 | 2018-03-12 | 노키아 테크놀로지스 오와이 | 오디오 신호 디코더를 위한 비트 에러 검출기 |
| CN108388942A (zh) * | 2018-02-27 | 2018-08-10 | 四川云淞源科技有限公司 | 基于大数据的信息智能处理方法 |
| USD883015S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | Food preparation device and parts thereof |
| CN111143597B (zh) * | 2019-12-13 | 2023-06-20 | 浙江大华技术股份有限公司 | 图像检索方法、终端及存储装置 |
| CN111247581B (zh) * | 2019-12-23 | 2023-10-10 | 深圳市优必选科技股份有限公司 | 一种多语言文本合成语音方法、装置、设备及存储介质 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5307441A (en) | 1989-11-29 | 1994-04-26 | Comsat Corporation | Wear-toll quality 4.8 kbps speech codec |
| JP3206661B2 (ja) * | 1990-09-28 | 2001-09-10 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | アナログ信号の符号化方法及び装置 |
| JP3148322B2 (ja) * | 1992-01-24 | 2001-03-19 | 株式会社日立製作所 | 音声認識装置 |
| JP3471889B2 (ja) * | 1994-04-01 | 2003-12-02 | 株式会社東芝 | 音声符号化方法及び装置 |
| JP3224955B2 (ja) * | 1994-05-27 | 2001-11-05 | 株式会社東芝 | ベクトル量子化装置およびベクトル量子化方法 |
| DE69526017T2 (de) * | 1994-09-30 | 2002-11-21 | Toshiba Kawasaki Kk | Vorrichtung zur Vektorquantisierung |
| JPH08179796A (ja) * | 1994-12-21 | 1996-07-12 | Sony Corp | 音声符号化方法 |
| JP3285072B2 (ja) * | 1994-12-28 | 2002-05-27 | 日本電信電話株式会社 | 重み付きベクトル量子化法 |
| US5890110A (en) * | 1995-03-27 | 1999-03-30 | The Regents Of The University Of California | Variable dimension vector quantization |
| 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 |
| JP3680380B2 (ja) | 1995-10-26 | 2005-08-10 | ソニー株式会社 | 音声符号化方法及び装置 |
| EP0788091A3 (en) * | 1996-01-31 | 1999-02-24 | Kabushiki Kaisha Toshiba | Speech encoding and decoding method and apparatus therefor |
| US5778335A (en) * | 1996-02-26 | 1998-07-07 | The Regents Of The University Of California | Method and apparatus for efficient multiband celp wideband speech and music coding and decoding |
| US5960386A (en) * | 1996-05-17 | 1999-09-28 | Janiszewski; Thomas John | Method for adaptively controlling the pitch gain of a vocoder's adaptive codebook |
| JPH1020891A (ja) * | 1996-07-09 | 1998-01-23 | Sony Corp | 音声符号化方法及び装置 |
| JP3707154B2 (ja) * | 1996-09-24 | 2005-10-19 | ソニー株式会社 | 音声符号化方法及び装置 |
-
1996
- 1996-09-24 JP JP25161496A patent/JP3707153B2/ja not_active Expired - Fee Related
-
1997
- 1997-09-11 US US08/927,534 patent/US6611800B1/en not_active Expired - Lifetime
- 1997-09-12 TW TW086113292A patent/TW360859B/zh not_active IP Right Cessation
- 1997-09-18 ID IDP973231A patent/ID18313A/id unknown
- 1997-09-23 MY MYPI97004420A patent/MY120520A/en unknown
- 1997-09-23 DE DE69726525T patent/DE69726525T2/de not_active Expired - Lifetime
- 1997-09-23 KR KR1019970048321A patent/KR100543982B1/ko not_active IP Right Cessation
- 1997-09-23 EP EP97307422A patent/EP0831457B1/en not_active Expired - Lifetime
- 1997-09-24 CN CNB971260788A patent/CN1145142C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1097298A (ja) | 1998-04-14 |
| EP0831457B1 (en) | 2003-12-03 |
| KR100543982B1 (ko) | 2006-07-21 |
| KR19980024885A (ko) | 1998-07-06 |
| JP3707153B2 (ja) | 2005-10-19 |
| EP0831457A3 (en) | 1998-12-16 |
| MY120520A (en) | 2005-11-30 |
| EP0831457A2 (en) | 1998-03-25 |
| US6611800B1 (en) | 2003-08-26 |
| ID18313A (id) | 1998-03-26 |
| TW360859B (en) | 1999-06-11 |
| CN1145142C (zh) | 2004-04-07 |
| DE69726525D1 (de) | 2004-01-15 |
| CN1188957A (zh) | 1998-07-29 |
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