DK2827327T3 - Fremgangsmåde til excitationsimpulskodning - Google Patents
Fremgangsmåde til excitationsimpulskodning Download PDFInfo
- Publication number
- DK2827327T3 DK2827327T3 DK14184929.9T DK14184929T DK2827327T3 DK 2827327 T3 DK2827327 T3 DK 2827327T3 DK 14184929 T DK14184929 T DK 14184929T DK 2827327 T3 DK2827327 T3 DK 2827327T3
- Authority
- DK
- Denmark
- Prior art keywords
- excitation pulse
- pulse coding
- coding
- excitation
- pulse
- Prior art date
Links
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
- G10L19/04—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
- G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
-
- 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
- G10L19/04—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
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101030235A CN101295506B (zh) | 2007-04-29 | 2007-04-29 | 脉冲编解码方法及脉冲编解码器 |
| CN2007101539527A CN101388210B (zh) | 2007-09-15 | 2007-09-15 | 编解码方法及编解码器 |
| EP08734199.6A EP2157573B1 (en) | 2007-04-29 | 2008-04-29 | An encoding and decoding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2827327T3 true DK2827327T3 (da) | 2020-10-12 |
Family
ID=39943133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK14184929.9T DK2827327T3 (da) | 2007-04-29 | 2008-04-29 | Fremgangsmåde til excitationsimpulskodning |
Country Status (7)
| Country | Link |
|---|---|
| US (8) | US8294602B2 (da) |
| EP (2) | EP2827327B1 (da) |
| JP (3) | JP5221642B2 (da) |
| DK (1) | DK2827327T3 (da) |
| ES (2) | ES2817906T3 (da) |
| PT (1) | PT2827327T (da) |
| WO (1) | WO2008134974A1 (da) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5221642B2 (ja) | 2007-04-29 | 2013-06-26 | 華為技術有限公司 | 符号化法、復号化法、符号器、および復号器 |
| CN101931414B (zh) * | 2009-06-19 | 2013-04-24 | 华为技术有限公司 | 脉冲编码方法及装置、脉冲解码方法及装置 |
| CN102299760B (zh) | 2010-06-24 | 2014-03-12 | 华为技术有限公司 | 脉冲编解码方法及脉冲编解码器 |
| CN102623012B (zh) | 2011-01-26 | 2014-08-20 | 华为技术有限公司 | 矢量联合编解码方法及编解码器 |
| PT2676267T (pt) * | 2011-02-14 | 2017-09-26 | Fraunhofer Ges Forschung | Codificação e descodificação de posições de pulso de faixas de um sinal de áudio |
| BR112013020588B1 (pt) | 2011-02-14 | 2021-07-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparelho e método para codificação de uma parte de um sinal de áudio utilizando uma detecção transiente e um resultado de qualidade |
| ES2529025T3 (es) | 2011-02-14 | 2015-02-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato y método para procesar una señal de audio decodificada en un dominio espectral |
| PL2676266T3 (pl) | 2011-02-14 | 2015-08-31 | Fraunhofer Ges Forschung | Układ kodowania na bazie predykcji liniowej wykorzystujący kształtowanie szumu w dziedzinie widmowej |
| FR2972320B1 (fr) * | 2011-03-03 | 2013-10-18 | Ass Pour La Rech Et Le Dev De Methodes Et Processus Ind Armines | Codage de donnees sans perte pour communication bidirectionnelle dans une session collaborative d'echange de contenu multimedia |
| US9672838B2 (en) * | 2014-08-15 | 2017-06-06 | Google Technology Holdings LLC | Method for coding pulse vectors using statistical properties |
| US10523244B2 (en) * | 2016-08-11 | 2019-12-31 | Zebware Ab | Device and associated methodoloy for encoding and decoding of data for an erasure code |
| KR20210058152A (ko) * | 2019-11-13 | 2021-05-24 | 엘지전자 주식회사 | 지능형 보안 디바이스를 제어하는 방법 |
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| JPH01296195A (ja) | 1988-05-25 | 1989-11-29 | Hitachi Ltd | 原子炉の建屋 |
| US5754976A (en) | 1990-02-23 | 1998-05-19 | Universite De Sherbrooke | Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech |
| JP3350385B2 (ja) | 1997-01-24 | 2002-11-25 | 京セラ株式会社 | 符号生成方法および符号化方法 |
| JP2943983B1 (ja) * | 1998-04-13 | 1999-08-30 | 日本電信電話株式会社 | 音響信号の符号化方法、復号方法、そのプログラム記録媒体、およびこれに用いる符号帳 |
| JP4008607B2 (ja) | 1999-01-22 | 2007-11-14 | 株式会社東芝 | 音声符号化／復号化方法 |
| US6236960B1 (en) | 1999-08-06 | 2001-05-22 | Motorola, Inc. | Factorial packing method and apparatus for information coding |
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| CA2327041A1 (en) | 2000-11-22 | 2002-05-22 | Voiceage Corporation | A method for indexing pulse positions and signs in algebraic codebooks for efficient coding of wideband signals |
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| US6662154B2 (en) | 2001-12-12 | 2003-12-09 | Motorola, Inc. | Method and system for information signal coding using combinatorial and huffman codes |
| JP2004120623A (ja) * | 2002-09-27 | 2004-04-15 | Ntt Docomo Inc | 符号化装置、符号化方法、復号装置及び復号方法 |
| AU2003278013A1 (en) | 2002-10-11 | 2004-05-04 | Voiceage Corporation | Methods and devices for source controlled variable bit-rate wideband speech coding |
| KR100463419B1 (ko) | 2002-11-11 | 2004-12-23 | 한국전자통신연구원 | 적은 복잡도를 가진 고정 코드북 검색방법 및 장치 |
| JP3887598B2 (ja) | 2002-11-14 | 2007-02-28 | 松下電器産業株式会社 | 確率的符号帳の音源の符号化方法及び復号化方法 |
| JP2005062453A (ja) | 2003-08-12 | 2005-03-10 | Nippon Telegr & Teleph Corp <Ntt> | 秘話送信装置、秘話受信装置、秘話プログラム |
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| KR100656788B1 (ko) * | 2004-11-26 | 2006-12-12 | 한국전자통신연구원 | 비트율 신축성을 갖는 코드벡터 생성 방법 및 그를 이용한 광대역 보코더 |
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| CN101388210B (zh) | 2007-09-15 | 2012-03-07 | 华为技术有限公司 | 编解码方法及编解码器 |
| JP5221642B2 (ja) | 2007-04-29 | 2013-06-26 | 華為技術有限公司 | 符号化法、復号化法、符号器、および復号器 |
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| US8280729B2 (en) | 2010-01-22 | 2012-10-02 | Research In Motion Limited | System and method for encoding and decoding pulse indices |
-
2008
- 2008-04-29 JP JP2010504431A patent/JP5221642B2/ja active Active
- 2008-04-29 WO PCT/CN2008/070841 patent/WO2008134974A1/zh active Application Filing
- 2008-04-29 ES ES14184929T patent/ES2817906T3/es active Active
- 2008-04-29 DK DK14184929.9T patent/DK2827327T3/da active
- 2008-04-29 PT PT141849299T patent/PT2827327T/pt unknown
- 2008-04-29 EP EP14184929.9A patent/EP2827327B1/en active Active
- 2008-04-29 ES ES08734199.6T patent/ES2529292T3/es active Active
- 2008-04-29 EP EP08734199.6A patent/EP2157573B1/en active Active
-
2009
- 2009-10-28 US US12/607,723 patent/US8294602B2/en active Active
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2012
- 2012-09-18 US US13/622,207 patent/US8988256B2/en active Active
-
2013
- 2013-03-07 JP JP2013046027A patent/JP5866307B2/ja active Active
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2015
- 2015-02-09 US US14/617,585 patent/US9225354B2/en active Active
- 2015-12-18 US US14/974,171 patent/US9444491B2/en active Active
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2016
- 2016-01-04 JP JP2016000105A patent/JP6239652B2/ja active Active
- 2016-08-04 US US15/228,661 patent/US9912350B2/en active Active
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2018
- 2018-01-25 US US15/880,300 patent/US10153780B2/en active Active
- 2018-11-08 US US16/184,240 patent/US10425102B2/en active Active
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2019
- 2019-09-11 US US16/568,144 patent/US10666287B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| ES2817906T3 (es) | 2021-04-08 |
| EP2157573A4 (en) | 2010-07-28 |
| EP2157573B1 (en) | 2014-11-26 |
| JP2016103032A (ja) | 2016-06-02 |
| US20200007153A1 (en) | 2020-01-02 |
| EP2827327A3 (en) | 2015-05-06 |
| US20100049511A1 (en) | 2010-02-25 |
| EP2827327A2 (en) | 2015-01-21 |
| EP2827327B1 (en) | 2020-07-29 |
| US9912350B2 (en) | 2018-03-06 |
| US10425102B2 (en) | 2019-09-24 |
| US20150155882A1 (en) | 2015-06-04 |
| US20160344405A1 (en) | 2016-11-24 |
| JP2013148913A (ja) | 2013-08-01 |
| US8294602B2 (en) | 2012-10-23 |
| EP2157573A1 (en) | 2010-02-24 |
| US8988256B2 (en) | 2015-03-24 |
| US9444491B2 (en) | 2016-09-13 |
| US9225354B2 (en) | 2015-12-29 |
| JP5221642B2 (ja) | 2013-06-26 |
| US20160105198A1 (en) | 2016-04-14 |
| WO2008134974A1 (fr) | 2008-11-13 |
| US10666287B2 (en) | 2020-05-26 |
| US20190074847A1 (en) | 2019-03-07 |
| JP5866307B2 (ja) | 2016-02-17 |
| US20130021177A1 (en) | 2013-01-24 |
| PT2827327T (pt) | 2020-08-27 |
| US10153780B2 (en) | 2018-12-11 |
| JP2010526325A (ja) | 2010-07-29 |
| JP6239652B2 (ja) | 2017-11-29 |
| ES2529292T3 (es) | 2015-02-18 |
| US20180152199A1 (en) | 2018-05-31 |
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