DE60031002T2 - Multimodaler mischbereich-sprachkodierer mit geschlossener regelschleife - Google Patents
Multimodaler mischbereich-sprachkodierer mit geschlossener regelschleife Download PDFInfo
- Publication number
- DE60031002T2 DE60031002T2 DE60031002T DE60031002T DE60031002T2 DE 60031002 T2 DE60031002 T2 DE 60031002T2 DE 60031002 T DE60031002 T DE 60031002T DE 60031002 T DE60031002 T DE 60031002T DE 60031002 T2 DE60031002 T2 DE 60031002T2
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- Germany
- Prior art keywords
- speech
- frame
- coding
- domain
- frames
- 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
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- 238000000034 method Methods 0.000 claims description 51
- 230000008569 process Effects 0.000 claims description 17
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- 230000007704 transition Effects 0.000 abstract description 9
- 230000007246 mechanism Effects 0.000 abstract description 5
- 230000003595 spectral effect Effects 0.000 description 46
- 238000004458 analytical method Methods 0.000 description 23
- 230000015572 biosynthetic process Effects 0.000 description 14
- 238000003786 synthesis reaction Methods 0.000 description 14
- 230000000737 periodic effect Effects 0.000 description 10
- 238000013139 quantization Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
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- 238000005311 autocorrelation function Methods 0.000 description 2
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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
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2000/005140 WO2001065544A1 (en) | 2000-02-29 | 2000-02-29 | Closed-loop multimode mixed-domain linear prediction speech coder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60031002D1 DE60031002D1 (de) | 2006-11-09 |
| DE60031002T2 true DE60031002T2 (de) | 2007-05-10 |
Family
ID=21741098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60031002T Expired - Lifetime DE60031002T2 (de) | 2000-02-29 | 2000-02-29 | Multimodaler mischbereich-sprachkodierer mit geschlossener regelschleife |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP1259957B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP4907826B2 (cg-RX-API-DMAC7.html) |
| KR (1) | KR100711047B1 (cg-RX-API-DMAC7.html) |
| CN (1) | CN1266674C (cg-RX-API-DMAC7.html) |
| AT (1) | ATE341074T1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU2000233851A1 (cg-RX-API-DMAC7.html) |
| DE (1) | DE60031002T2 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2269112T3 (cg-RX-API-DMAC7.html) |
| WO (1) | WO2001065544A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6438518B1 (en) * | 1999-10-28 | 2002-08-20 | Qualcomm Incorporated | Method and apparatus for using coding scheme selection patterns in a predictive speech coder to reduce sensitivity to frame error conditions |
| CA2392640A1 (en) * | 2002-07-05 | 2004-01-05 | Voiceage Corporation | A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems |
| KR101125351B1 (ko) * | 2003-12-19 | 2012-03-28 | 크리에이티브 테크놀로지 엘티디 | 디지털 이미지 처리 방법 및 시스템 |
| US7739120B2 (en) | 2004-05-17 | 2010-06-15 | Nokia Corporation | Selection of coding models for encoding an audio signal |
| CN101283406B (zh) * | 2005-10-05 | 2013-06-19 | Lg电子株式会社 | 信号处理的方法和装置以及编码和解码方法及其装置 |
| US7743016B2 (en) * | 2005-10-05 | 2010-06-22 | Lg Electronics Inc. | Method and apparatus for data processing and encoding and decoding method, and apparatus therefor |
| KR100647336B1 (ko) * | 2005-11-08 | 2006-11-23 | 삼성전자주식회사 | 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법 |
| US8010352B2 (en) | 2006-06-21 | 2011-08-30 | Samsung Electronics Co., Ltd. | Method and apparatus for adaptively encoding and decoding high frequency band |
| KR101390188B1 (ko) * | 2006-06-21 | 2014-04-30 | 삼성전자주식회사 | 적응적 고주파수영역 부호화 및 복호화 방법 및 장치 |
| US9159333B2 (en) | 2006-06-21 | 2015-10-13 | Samsung Electronics Co., Ltd. | Method and apparatus for adaptively encoding and decoding high frequency band |
| CN101145345B (zh) * | 2006-09-13 | 2011-02-09 | 华为技术有限公司 | 音频分类方法 |
| KR101131880B1 (ko) * | 2007-03-23 | 2012-04-03 | 삼성전자주식회사 | 오디오 신호의 인코딩 방법 및 장치, 그리고 오디오 신호의디코딩 방법 및 장치 |
| DE112007003567A5 (de) * | 2007-04-26 | 2010-04-08 | Siemens Aktiengesellschaft | Baugruppe mit automatischer Erweiterung eines Überwachungskreises |
| KR101756834B1 (ko) | 2008-07-14 | 2017-07-12 | 삼성전자주식회사 | 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치 |
| US8990094B2 (en) * | 2010-09-13 | 2015-03-24 | Qualcomm Incorporated | Coding and decoding a transient frame |
| CN103503061B (zh) | 2011-02-14 | 2016-02-17 | 弗劳恩霍夫应用研究促进协会 | 在一频谱域中用以处理已解码音频信号的装置及方法 |
| MY159444A (en) * | 2011-02-14 | 2017-01-13 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V | Encoding and decoding of pulse positions of tracks of an audio signal |
| MY166394A (en) | 2011-02-14 | 2018-06-25 | Fraunhofer Ges Forschung | Information signal representation using lapped transform |
| MY166006A (en) | 2011-02-14 | 2018-05-21 | Fraunhofer Ges Forschung | Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result |
| MY165853A (en) | 2011-02-14 | 2018-05-18 | Fraunhofer Ges Forschung | Linear prediction based coding scheme using spectral domain noise shaping |
| WO2012110416A1 (en) | 2011-02-14 | 2012-08-23 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Encoding and decoding of pulse positions of tracks of an audio signal |
| JP6110314B2 (ja) | 2011-02-14 | 2017-04-05 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | 整列したルックアヘッド部分を用いてオーディオ信号を符号化及び復号するための装置並びに方法 |
| SG192734A1 (en) | 2011-02-14 | 2013-09-30 | Fraunhofer Ges Forschung | Apparatus and method for error concealment in low-delay unified speech and audio coding (usac) |
| SG192718A1 (en) | 2011-02-14 | 2013-09-30 | Fraunhofer Ges Forschung | Audio codec using noise synthesis during inactive phases |
| EP2757558A1 (en) * | 2013-01-18 | 2014-07-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Time domain level adjustment for audio signal decoding or encoding |
| US9685166B2 (en) | 2014-07-26 | 2017-06-20 | Huawei Technologies Co., Ltd. | Classification between time-domain coding and frequency domain coding |
| EP3067886A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal |
| US10957331B2 (en) | 2018-12-17 | 2021-03-23 | Microsoft Technology Licensing, Llc | Phase reconstruction in a speech decoder |
| CN115343007B (zh) * | 2022-07-20 | 2024-11-08 | 上海卫星工程研究所 | 卫星运输冲击过程的等效正弦模拟方法和系统 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2759646B2 (ja) * | 1985-03-18 | 1998-05-28 | マサチユ−セツツ インステイテユ−ト オブ テクノロジ− | 音響波形の処理 |
| US5023910A (en) * | 1988-04-08 | 1991-06-11 | At&T Bell Laboratories | Vector quantization in a harmonic speech coding arrangement |
| JPH02288739A (ja) * | 1989-04-28 | 1990-11-28 | Fujitsu Ltd | 音声符号復号化伝送方式 |
| JP3680374B2 (ja) * | 1995-09-28 | 2005-08-10 | ソニー株式会社 | 音声合成方法 |
| JPH10214100A (ja) * | 1997-01-31 | 1998-08-11 | Sony Corp | 音声合成方法 |
| WO1999010719A1 (en) * | 1997-08-29 | 1999-03-04 | The Regents Of The University Of California | Method and apparatus for hybrid coding of speech at 4kbps |
| ES2247741T3 (es) * | 1998-01-22 | 2006-03-01 | Deutsche Telekom Ag | Metodo para conmutacion controlada por señales entre esquemas de codificacion de audio. |
| JPH11224099A (ja) * | 1998-02-06 | 1999-08-17 | Sony Corp | 位相量子化装置及び方法 |
-
2000
- 2000-02-29 DE DE60031002T patent/DE60031002T2/de not_active Expired - Lifetime
- 2000-02-29 AU AU2000233851A patent/AU2000233851A1/en not_active Abandoned
- 2000-02-29 ES ES00912053T patent/ES2269112T3/es not_active Expired - Lifetime
- 2000-02-29 JP JP2001564148A patent/JP4907826B2/ja not_active Expired - Lifetime
- 2000-02-29 KR KR1020027011306A patent/KR100711047B1/ko not_active Expired - Lifetime
- 2000-02-29 CN CNB008192219A patent/CN1266674C/zh not_active Expired - Lifetime
- 2000-02-29 EP EP00912053A patent/EP1259957B1/en not_active Expired - Lifetime
- 2000-02-29 WO PCT/US2000/005140 patent/WO2001065544A1/en not_active Ceased
- 2000-02-29 AT AT00912053T patent/ATE341074T1/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE60031002D1 (de) | 2006-11-09 |
| AU2000233851A1 (en) | 2001-09-12 |
| WO2001065544A1 (en) | 2001-09-07 |
| EP1259957A1 (en) | 2002-11-27 |
| KR20020081374A (ko) | 2002-10-26 |
| ATE341074T1 (de) | 2006-10-15 |
| CN1266674C (zh) | 2006-07-26 |
| KR100711047B1 (ko) | 2007-04-24 |
| EP1259957B1 (en) | 2006-09-27 |
| JP2003525473A (ja) | 2003-08-26 |
| ES2269112T3 (es) | 2007-04-01 |
| CN1437747A (zh) | 2003-08-20 |
| HK1055833A1 (en) | 2004-01-21 |
| JP4907826B2 (ja) | 2012-04-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |