CN101911185A - 矢量量化装置、矢量反量化装置及其方法 - Google Patents
矢量量化装置、矢量反量化装置及其方法 Download PDFInfo
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- CN101911185A CN101911185A CN2009801019040A CN200980101904A CN101911185A CN 101911185 A CN101911185 A CN 101911185A CN 2009801019040 A CN2009801019040 A CN 2009801019040A CN 200980101904 A CN200980101904 A CN 200980101904A CN 101911185 A CN101911185 A CN 101911185A
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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
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
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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
- G10L19/04—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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
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- Audiology, Speech & Language Pathology (AREA)
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- Acoustics & Sound (AREA)
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- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
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JP2008007255 | 2008-01-16 | ||
JP007255/08 | 2008-01-16 | ||
JP2008142442 | 2008-05-30 | ||
JP142442/08 | 2008-05-30 | ||
JP2008304660 | 2008-11-28 | ||
JP304660/08 | 2008-11-28 | ||
PCT/JP2009/000133 WO2009090876A1 (ja) | 2008-01-16 | 2009-01-15 | 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 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101911185A true CN101911185A (zh) | 2010-12-08 |
CN101911185B CN101911185B (zh) | 2013-04-03 |
Family
ID=40885268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009801019040A Expired - Fee Related CN101911185B (zh) | 2008-01-16 | 2009-01-15 | 矢量量化装置、矢量反量化装置及其方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8306007B2 (zh) |
EP (2) | EP2234104B1 (zh) |
JP (1) | JP5419714B2 (zh) |
CN (1) | CN101911185B (zh) |
ES (1) | ES2639572T3 (zh) |
WO (1) | WO2009090876A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105264598A (zh) * | 2013-05-29 | 2016-01-20 | 高通股份有限公司 | 声场的经分解表示中的误差的补偿 |
CN107316647A (zh) * | 2013-07-04 | 2017-11-03 | 华为技术有限公司 | 频域包络的矢量量化方法和装置 |
US10770087B2 (en) | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
CN112927703A (zh) * | 2014-05-07 | 2021-06-08 | 三星电子株式会社 | 对线性预测系数量化的方法和装置及解量化的方法和装置 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX2011000363A (es) * | 2008-07-10 | 2011-06-16 | Voiceage Corp | Dispositivo y sistema para cuantificar y cuantificar inversamente filtros lpc en un supermarco. |
CN105448298B (zh) * | 2011-03-10 | 2019-05-14 | 瑞典爱立信有限公司 | 填充变换编码音频信号中的非编码子向量 |
ES2664090T3 (es) | 2011-03-10 | 2018-04-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Relleno de subvectores no codificados en señales de audio codificadas por transformada |
CN103297766B (zh) * | 2012-02-23 | 2016-12-14 | 中兴通讯股份有限公司 | 一种三维图像数据中顶点数据的压缩方法及装置 |
US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
US9502045B2 (en) | 2014-01-30 | 2016-11-22 | Qualcomm Incorporated | Coding independent frames of ambient higher-order ambisonic coefficients |
US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
US9852737B2 (en) | 2014-05-16 | 2017-12-26 | Qualcomm Incorporated | Coding vectors decomposed from higher-order ambisonics audio signals |
US9620137B2 (en) | 2014-05-16 | 2017-04-11 | Qualcomm Incorporated | Determining between scalar and vector quantization in higher order ambisonic coefficients |
US9747910B2 (en) | 2014-09-26 | 2017-08-29 | Qualcomm Incorporated | Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework |
CN115209158A (zh) | 2016-02-01 | 2022-10-18 | Oppo广东移动通信有限公司 | 预测图像生成装置、运动图像解码装置、以及运动图像编码装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3089769B2 (ja) * | 1991-12-03 | 2000-09-18 | 日本電気株式会社 | 音声符号化装置 |
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 |
KR100339168B1 (ko) * | 1996-11-07 | 2002-06-03 | 모리시타 요이찌 | 음원 벡터 생성 장치, 음성 부호화 장치 및 음성 복호화장치 |
US5966688A (en) * | 1997-10-28 | 1999-10-12 | Hughes Electronics Corporation | Speech mode based multi-stage vector quantizer |
JP4308345B2 (ja) * | 1998-08-21 | 2009-08-05 | パナソニック株式会社 | マルチモード音声符号化装置及び復号化装置 |
EP1339040B1 (en) * | 2000-11-30 | 2009-01-07 | Panasonic Corporation | Vector quantizing device for lpc parameters |
CN1458646A (zh) * | 2003-04-21 | 2003-11-26 | 北京阜国数字技术有限公司 | 一种滤波参数矢量量化和结合量化模型预测的音频编码方法 |
WO2006030865A1 (ja) | 2004-09-17 | 2006-03-23 | Matsushita Electric Industrial Co., Ltd. | スケーラブル符号化装置、スケーラブル復号化装置、スケーラブル符号化方法、スケーラブル復号化方法、通信端末装置および基地局装置 |
EP1818913B1 (en) * | 2004-12-10 | 2011-08-10 | Panasonic Corporation | Wide-band encoding device, wide-band lsp prediction device, band scalable encoding device, wide-band encoding method |
WO2007132750A1 (ja) * | 2006-05-12 | 2007-11-22 | Panasonic Corporation | Lspベクトル量子化装置、lspベクトル逆量子化装置、およびこれらの方法 |
WO2008047795A1 (fr) | 2006-10-17 | 2008-04-24 | Panasonic Corporation | Dispositif de quantification vectorielle, dispositif de quantification vectorielle inverse et procédé associé |
EP2101319B1 (en) * | 2006-12-15 | 2015-09-16 | Panasonic Intellectual Property Corporation of America | Adaptive sound source vector quantization device and method thereof |
US8249860B2 (en) * | 2006-12-15 | 2012-08-21 | Panasonic Corporation | Adaptive sound source vector quantization unit and adaptive sound source vector quantization method |
US8521519B2 (en) * | 2007-03-02 | 2013-08-27 | Panasonic Corporation | Adaptive audio signal source vector quantization device and adaptive audio signal source vector quantization method that search for pitch period based on variable resolution |
MY152348A (en) * | 2007-10-12 | 2014-09-15 | Panasonic Ip Corp America | Vector quantizer, vector dequantizer, and the methods |
-
2009
- 2009-01-15 CN CN2009801019040A patent/CN101911185B/zh not_active Expired - Fee Related
- 2009-01-15 WO PCT/JP2009/000133 patent/WO2009090876A1/ja active Application Filing
- 2009-01-15 ES ES09701918.6T patent/ES2639572T3/es active Active
- 2009-01-15 EP EP09701918.6A patent/EP2234104B1/en not_active Not-in-force
- 2009-01-15 US US12/812,113 patent/US8306007B2/en active Active
- 2009-01-15 JP JP2009549986A patent/JP5419714B2/ja not_active Expired - Fee Related
- 2009-01-15 EP EP17175732.1A patent/EP3288029A1/en not_active Withdrawn
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105264598A (zh) * | 2013-05-29 | 2016-01-20 | 高通股份有限公司 | 声场的经分解表示中的误差的补偿 |
CN105264598B (zh) * | 2013-05-29 | 2018-12-18 | 高通股份有限公司 | 声场的经分解表示中的误差的补偿 |
US10499176B2 (en) | 2013-05-29 | 2019-12-03 | Qualcomm Incorporated | Identifying codebooks to use when coding spatial components of a sound field |
US11146903B2 (en) | 2013-05-29 | 2021-10-12 | Qualcomm Incorporated | Compression of decomposed representations of a sound field |
US11962990B2 (en) | 2013-05-29 | 2024-04-16 | Qualcomm Incorporated | Reordering of foreground audio objects in the ambisonics domain |
CN107316647A (zh) * | 2013-07-04 | 2017-11-03 | 华为技术有限公司 | 频域包络的矢量量化方法和装置 |
CN107316647B (zh) * | 2013-07-04 | 2021-02-09 | 超清编解码有限公司 | 频域包络的矢量量化方法和装置 |
CN112927703A (zh) * | 2014-05-07 | 2021-06-08 | 三星电子株式会社 | 对线性预测系数量化的方法和装置及解量化的方法和装置 |
US10770087B2 (en) | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
Also Published As
Publication number | Publication date |
---|---|
US8306007B2 (en) | 2012-11-06 |
JP5419714B2 (ja) | 2014-02-19 |
CN101911185B (zh) | 2013-04-03 |
US20100284392A1 (en) | 2010-11-11 |
EP2234104A1 (en) | 2010-09-29 |
EP3288029A1 (en) | 2018-02-28 |
WO2009090876A1 (ja) | 2009-07-23 |
ES2639572T3 (es) | 2017-10-27 |
JPWO2009090876A1 (ja) | 2011-05-26 |
EP2234104B1 (en) | 2017-06-14 |
EP2234104A4 (en) | 2015-09-23 |
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