PT2587480T - Método de codificação e descodificação de impulsos e codec de impulsos - Google Patents
Método de codificação e descodificação de impulsos e codec de impulsosInfo
- Publication number
- PT2587480T PT2587480T PT117975680T PT11797568T PT2587480T PT 2587480 T PT2587480 T PT 2587480T PT 117975680 T PT117975680 T PT 117975680T PT 11797568 T PT11797568 T PT 11797568T PT 2587480 T PT2587480 T PT 2587480T
- Authority
- PT
- Portugal
- Prior art keywords
- pulse
- decoding method
- codec
- encoding
- pulse encoding
- 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
- G10L19/08—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 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
- G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
- G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
-
- 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
-
- 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
- G10L19/002—Dynamic bit allocation
-
- 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
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010213451.5A CN102299760B (zh) | 2010-06-24 | 2010-06-24 | 脉冲编解码方法及脉冲编解码器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT2587480T true PT2587480T (pt) | 2019-11-20 |
Family
ID=45359953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT117975680T PT2587480T (pt) | 2010-06-24 | 2011-05-31 | Método de codificação e descodificação de impulsos e codec de impulsos |
Country Status (9)
| Country | Link |
|---|---|
| US (5) | US9020814B2 (pt) |
| EP (1) | EP2587480B1 (pt) |
| JP (3) | JP5785255B2 (pt) |
| KR (1) | KR101384574B1 (pt) |
| CN (1) | CN102299760B (pt) |
| AU (1) | AU2011269502B2 (pt) |
| ES (1) | ES2764832T3 (pt) |
| PT (1) | PT2587480T (pt) |
| WO (1) | WO2011160537A1 (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103886862B (zh) * | 2010-06-24 | 2018-09-28 | 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 |
| JP5981909B2 (ja) * | 2011-06-15 | 2016-08-31 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ | パルス位置探索装置、符号帳探索装置、及びこれらの方法 |
| US9620136B2 (en) | 2014-08-15 | 2017-04-11 | Google Technology Holdings LLC | Method for coding pulse vectors using statistical properties |
| US9336788B2 (en) * | 2014-08-15 | 2016-05-10 | Google Technology Holdings LLC | Method for coding pulse vectors using statistical properties |
| CN105007094B (zh) * | 2015-07-16 | 2017-05-31 | 北京中宸泓昌科技有限公司 | 一种指数对扩频编码解码方法 |
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| 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 |
| US7363219B2 (en) | 2000-09-22 | 2008-04-22 | Texas Instruments Incorporated | Hybrid speech coding and system |
| US6847929B2 (en) * | 2000-10-12 | 2005-01-25 | Texas Instruments Incorporated | Algebraic codebook system and method |
| 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 |
| JP2002330075A (ja) * | 2001-05-07 | 2002-11-15 | Matsushita Electric Ind Co Ltd | サブバンドａｄｐｃｍ符号化方法、復号方法、サブバンドａｄｐｃｍ符号化装置、復号装置およびワイヤレスマイクロホン送信システム、受信システム |
| 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 |
| CN1703736A (zh) * | 2002-10-11 | 2005-11-30 | 诺基亚有限公司 | 用于源控制可变比特率宽带语音编码的方法和装置 |
| 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 |
| CN100412948C (zh) | 2005-01-27 | 2008-08-20 | 广达电脑股份有限公司 | 语音编码器中搜寻语音讯号的编码向量的搜寻系统及方法 |
| CN101116137B (zh) | 2005-02-10 | 2011-02-09 | 松下电器产业株式会社 | 语音编码中的脉冲分配方法 |
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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 |
| CN101295506B (zh) * | 2007-04-29 | 2011-11-16 | 华为技术有限公司 | 脉冲编解码方法及脉冲编解码器 |
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| US8566106B2 (en) * | 2007-09-11 | 2013-10-22 | Voiceage Corporation | Method and device for fast algebraic codebook search in speech and audio coding |
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| CN100578619C (zh) | 2007-11-05 | 2010-01-06 | 华为技术有限公司 | 编码方法和编码器 |
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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 |
-
2010
- 2010-06-24 CN CN201010213451.5A patent/CN102299760B/zh active Active
-
2011
- 2011-05-31 PT PT117975680T patent/PT2587480T/pt unknown
- 2011-05-31 AU AU2011269502A patent/AU2011269502B2/en active Active
- 2011-05-31 KR KR1020137002001A patent/KR101384574B1/ko active IP Right Grant
- 2011-05-31 EP EP11797568.0A patent/EP2587480B1/en active Active
- 2011-05-31 WO PCT/CN2011/074999 patent/WO2011160537A1/zh active Application Filing
- 2011-05-31 JP JP2013515680A patent/JP5785255B2/ja active Active
- 2011-05-31 ES ES11797568T patent/ES2764832T3/es active Active
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2012
- 2012-12-21 US US13/725,301 patent/US9020814B2/en active Active
-
2014
- 2014-01-08 US US14/150,498 patent/US8959018B2/en active Active
- 2014-11-19 US US14/547,860 patent/US9508348B2/en active Active
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2015
- 2015-07-22 JP JP2015145274A patent/JP6042949B2/ja active Active
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2016
- 2016-10-28 US US15/338,098 patent/US9858938B2/en active Active
- 2016-11-10 JP JP2016220044A patent/JP6301431B2/ja active Active
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2017
- 2017-12-22 US US15/853,690 patent/US10446164B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP6301431B2 (ja) | 2018-03-28 |
| AU2011269502A1 (en) | 2013-02-07 |
| US9858938B2 (en) | 2018-01-02 |
| US8959018B2 (en) | 2015-02-17 |
| KR20130023373A (ko) | 2013-03-07 |
| ES2764832T3 (es) | 2020-06-04 |
| US10446164B2 (en) | 2019-10-15 |
| JP6042949B2 (ja) | 2016-12-14 |
| US20170053657A1 (en) | 2017-02-23 |
| EP2587480B1 (en) | 2019-10-16 |
| EP2587480A4 (en) | 2013-12-25 |
| US9508348B2 (en) | 2016-11-29 |
| WO2011160537A1 (zh) | 2011-12-29 |
| US20130124199A1 (en) | 2013-05-16 |
| US20140122066A1 (en) | 2014-05-01 |
| JP2017068273A (ja) | 2017-04-06 |
| KR101384574B1 (ko) | 2014-04-11 |
| JP2015215630A (ja) | 2015-12-03 |
| EP2587480A1 (en) | 2013-05-01 |
| JP5785255B2 (ja) | 2015-09-24 |
| CN102299760A (zh) | 2011-12-28 |
| AU2011269502B2 (en) | 2015-01-15 |
| US9020814B2 (en) | 2015-04-28 |
| US20180190304A1 (en) | 2018-07-05 |
| JP2013533505A (ja) | 2013-08-22 |
| CN102299760B (zh) | 2014-03-12 |
| US20150081284A1 (en) | 2015-03-19 |
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