CN101076853A - 宽带编码装置、宽带线谱对预测装置、频带可扩展编码装置以及宽带编码方法 - Google Patents
宽带编码装置、宽带线谱对预测装置、频带可扩展编码装置以及宽带编码方法 Download PDFInfo
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- G—PHYSICS
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- 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
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- G—PHYSICS
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- 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
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- 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
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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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
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Abstract
Description
Claims (17)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP358260/2004 | 2004-12-10 | ||
JP2004358260 | 2004-12-10 | ||
JP095345/2005 | 2005-03-29 | ||
JP2005095345 | 2005-03-29 | ||
JP2005286532 | 2005-09-30 | ||
JP286532/2005 | 2005-09-30 | ||
PCT/JP2005/022690 WO2006062202A1 (ja) | 2004-12-10 | 2005-12-09 | 広帯域符号化装置、広帯域lsp予測装置、帯域スケーラブル符号化装置及び広帯域符号化方法 |
Publications (2)
Publication Number | Publication Date |
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CN101076853A true CN101076853A (zh) | 2007-11-21 |
CN101076853B CN101076853B (zh) | 2010-10-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2005800424845A Expired - Fee Related CN101076853B (zh) | 2004-12-10 | 2005-12-09 | 宽带编码装置、宽带线谱对预测装置、频带可扩展编码装置以及宽带编码方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US8229749B2 (zh) |
EP (1) | EP1818913B1 (zh) |
JP (1) | JP4903053B2 (zh) |
KR (1) | KR20070085982A (zh) |
CN (1) | CN101076853B (zh) |
AT (1) | ATE520124T1 (zh) |
BR (1) | BRPI0515814A (zh) |
WO (1) | WO2006062202A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8000968B1 (en) | 2011-04-26 | 2011-08-16 | Huawei Technologies Co., Ltd. | Method and apparatus for switching speech or audio signals |
CN102339607A (zh) * | 2010-07-16 | 2012-02-01 | 华为技术有限公司 | 一种频带扩展的方法和装置 |
CN102870156A (zh) * | 2010-04-12 | 2013-01-09 | 飞思卡尔半导体公司 | 音频通信设备、输出音频信号的方法和通信*** |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8260609B2 (en) * | 2006-07-31 | 2012-09-04 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of inactive frames |
CA2701757C (en) * | 2007-10-12 | 2016-11-22 | Panasonic Corporation | Vector quantization apparatus, vector dequantization apparatus and the methods |
EP3288029A1 (en) * | 2008-01-16 | 2018-02-28 | III Holdings 12, LLC | Vector quantizer, vector inverse quantizer, and methods therefor |
JP5423684B2 (ja) * | 2008-12-19 | 2014-02-19 | 富士通株式会社 | 音声帯域拡張装置及び音声帯域拡張方法 |
JP5335004B2 (ja) * | 2009-02-13 | 2013-11-06 | パナソニック株式会社 | ベクトル量子化装置、ベクトル逆量子化装置、およびこれらの方法 |
EP2555191A1 (en) * | 2009-03-31 | 2013-02-06 | Huawei Technologies Co., Ltd. | Method and device for audio signal denoising |
US8447617B2 (en) * | 2009-12-21 | 2013-05-21 | Mindspeed Technologies, Inc. | Method and system for speech bandwidth extension |
ES2657802T3 (es) * | 2011-11-02 | 2018-03-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Decodificación de audio basada en una representación eficiente de coeficientes autoregresivos |
CN104321815B (zh) | 2012-03-21 | 2018-10-16 | 三星电子株式会社 | 用于带宽扩展的高频编码/高频解码方法和设备 |
EP2830065A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency |
US9524720B2 (en) * | 2013-12-15 | 2016-12-20 | Qualcomm Incorporated | Systems and methods of blind bandwidth extension |
KR102002681B1 (ko) | 2017-06-27 | 2019-07-23 | 한양대학교 산학협력단 | 생성적 대립 망 기반의 음성 대역폭 확장기 및 확장 방법 |
US11599773B2 (en) | 2018-12-27 | 2023-03-07 | Micron Technology, Inc. | Neural networks and systems for decoding encoded data |
US11424764B2 (en) * | 2019-11-13 | 2022-08-23 | Micron Technology, Inc. | Recurrent neural networks and systems for decoding encoded data |
US11563449B2 (en) | 2021-04-27 | 2023-01-24 | Micron Technology, Inc. | Systems for error reduction of encoded data using neural networks |
US11755408B2 (en) | 2021-10-07 | 2023-09-12 | Micron Technology, Inc. | Systems for estimating bit error rate (BER) of encoded data using neural networks |
Family Cites Families (23)
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JP2779886B2 (ja) * | 1992-10-05 | 1998-07-23 | 日本電信電話株式会社 | 広帯域音声信号復元方法 |
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 |
JP3189614B2 (ja) * | 1995-03-13 | 2001-07-16 | 松下電器産業株式会社 | 音声帯域拡大装置 |
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 |
DE69721595T2 (de) * | 1996-11-07 | 2003-11-27 | Matsushita Electric Ind Co Ltd | Verfahren zur Erzeugung eines Vektorquantisierungs-Codebuchs |
JP3541680B2 (ja) * | 1998-06-15 | 2004-07-14 | 日本電気株式会社 | 音声音楽信号の符号化装置および復号装置 |
US7072832B1 (en) * | 1998-08-24 | 2006-07-04 | Mindspeed Technologies, Inc. | System for speech encoding having an adaptive encoding arrangement |
FI119576B (fi) * | 2000-03-07 | 2008-12-31 | Nokia Corp | Puheenkäsittelylaite ja menetelmä puheen käsittelemiseksi, sekä digitaalinen radiopuhelin |
KR20020035109A (ko) | 2000-05-26 | 2002-05-09 | 요트.게.아. 롤페즈 | 협대역으로 인코딩된 신호를 송신하는 송신기, 수신단에서 이 인코딩된 신호의 대역을 확장하는 수신기, 해당송신 방법과 수신 방법 및 시스템 |
JP2002055699A (ja) * | 2000-08-10 | 2002-02-20 | Mitsubishi Electric Corp | 音声符号化装置および音声符号化方法 |
EP1199711A1 (en) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Encoding of audio signal using bandwidth expansion |
JP2002202799A (ja) * | 2000-10-30 | 2002-07-19 | Fujitsu Ltd | 音声符号変換装置 |
US7113522B2 (en) * | 2001-01-24 | 2006-09-26 | Qualcomm, Incorporated | Enhanced conversion of wideband signals to narrowband signals |
EP1374230B1 (en) * | 2001-11-14 | 2006-06-21 | Matsushita Electric Industrial Co., Ltd. | Audio coding and decoding |
WO2003091989A1 (en) | 2002-04-26 | 2003-11-06 | Matsushita Electric Industrial Co., Ltd. | Coding device, decoding device, coding method, and decoding method |
JP2003323199A (ja) | 2002-04-26 | 2003-11-14 | Matsushita Electric Ind Co Ltd | 符号化装置、復号化装置及び符号化方法、復号化方法 |
JP3881943B2 (ja) | 2002-09-06 | 2007-02-14 | 松下電器産業株式会社 | 音響符号化装置及び音響符号化方法 |
EP1543307B1 (en) * | 2002-09-19 | 2006-02-22 | Matsushita Electric Industrial Co., Ltd. | Audio decoding apparatus and method |
US7254533B1 (en) * | 2002-10-17 | 2007-08-07 | Dilithium Networks Pty Ltd. | Method and apparatus for a thin CELP voice codec |
US8024181B2 (en) * | 2004-09-06 | 2011-09-20 | Panasonic Corporation | Scalable encoding device and scalable encoding method |
KR100721537B1 (ko) * | 2004-12-08 | 2007-05-23 | 한국전자통신연구원 | 광대역 음성 부호화기의 고대역 음성 부호화 장치 및 그방법 |
US7596491B1 (en) * | 2005-04-19 | 2009-09-29 | Texas Instruments Incorporated | Layered CELP system and method |
KR100956878B1 (ko) * | 2005-04-22 | 2010-05-11 | 콸콤 인코포레이티드 | 이득 계수 감쇠를 위한 시스템, 방법, 및 장치 |
-
2005
- 2005-12-09 BR BRPI0515814-1A patent/BRPI0515814A/pt not_active Application Discontinuation
- 2005-12-09 WO PCT/JP2005/022690 patent/WO2006062202A1/ja active Application Filing
- 2005-12-09 CN CN2005800424845A patent/CN101076853B/zh not_active Expired - Fee Related
- 2005-12-09 JP JP2006546778A patent/JP4903053B2/ja not_active Expired - Fee Related
- 2005-12-09 KR KR1020077013054A patent/KR20070085982A/ko not_active Application Discontinuation
- 2005-12-09 AT AT05814285T patent/ATE520124T1/de not_active IP Right Cessation
- 2005-12-09 US US11/721,358 patent/US8229749B2/en active Active
- 2005-12-09 EP EP05814285A patent/EP1818913B1/en not_active Not-in-force
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102870156A (zh) * | 2010-04-12 | 2013-01-09 | 飞思卡尔半导体公司 | 音频通信设备、输出音频信号的方法和通信*** |
CN102870156B (zh) * | 2010-04-12 | 2015-07-22 | 飞思卡尔半导体公司 | 音频通信设备、输出音频信号的方法和通信*** |
US8214218B2 (en) | 2010-04-28 | 2012-07-03 | Huawei Technologies Co., Ltd. | Method and apparatus for switching speech or audio signals |
CN102339607A (zh) * | 2010-07-16 | 2012-02-01 | 华为技术有限公司 | 一种频带扩展的方法和装置 |
US8000968B1 (en) | 2011-04-26 | 2011-08-16 | Huawei Technologies Co., Ltd. | Method and apparatus for switching speech or audio signals |
Also Published As
Publication number | Publication date |
---|---|
US20090292537A1 (en) | 2009-11-26 |
EP1818913B1 (en) | 2011-08-10 |
BRPI0515814A (pt) | 2008-08-05 |
WO2006062202A1 (ja) | 2006-06-15 |
JPWO2006062202A1 (ja) | 2008-06-12 |
EP1818913A1 (en) | 2007-08-15 |
CN101076853B (zh) | 2010-10-13 |
EP1818913A4 (en) | 2009-01-14 |
JP4903053B2 (ja) | 2012-03-21 |
ATE520124T1 (de) | 2011-08-15 |
US8229749B2 (en) | 2012-07-24 |
KR20070085982A (ko) | 2007-08-27 |
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