ATE479885T1 - Auswahl von codierungsmodelen zur codierung eines audiosignals - Google Patents
Auswahl von codierungsmodelen zur codierung eines audiosignalsInfo
- Publication number
- ATE479885T1 ATE479885T1 AT05718394T AT05718394T ATE479885T1 AT E479885 T1 ATE479885 T1 AT E479885T1 AT 05718394 T AT05718394 T AT 05718394T AT 05718394 T AT05718394 T AT 05718394T AT E479885 T1 ATE479885 T1 AT E479885T1
- Authority
- AT
- Austria
- Prior art keywords
- coding
- selection
- coding model
- sections
- audio signal
- 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
- G10L19/16—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
- 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
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- 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
- G10L19/04—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
-
- 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
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)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/847,651 US7739120B2 (en) | 2004-05-17 | 2004-05-17 | Selection of coding models for encoding an audio signal |
| PCT/IB2005/000924 WO2005111567A1 (en) | 2004-05-17 | 2005-04-06 | Selection of coding models for encoding an audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE479885T1 true ATE479885T1 (de) | 2010-09-15 |
Family
ID=34962977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT05718394T ATE479885T1 (de) | 2004-05-17 | 2005-04-06 | Auswahl von codierungsmodelen zur codierung eines audiosignals |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US7739120B2 (de) |
| EP (1) | EP1747442B1 (de) |
| JP (1) | JP2008503783A (de) |
| KR (1) | KR20080083719A (de) |
| CN (1) | CN100485337C (de) |
| AT (1) | ATE479885T1 (de) |
| AU (1) | AU2005242993A1 (de) |
| BR (1) | BRPI0511150A (de) |
| CA (1) | CA2566353A1 (de) |
| DE (1) | DE602005023295D1 (de) |
| MX (1) | MXPA06012579A (de) |
| PE (1) | PE20060385A1 (de) |
| RU (1) | RU2006139795A (de) |
| TW (1) | TW200606815A (de) |
| WO (1) | WO2005111567A1 (de) |
| ZA (1) | ZA200609479B (de) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602005010127D1 (de) * | 2005-06-20 | 2008-11-13 | Telecom Italia Spa | Verfahren und vorrichtung zum senden von sprachdaten zu einer fernen einrichtung in einem verteilten spracherkennungssystem |
| US20090281812A1 (en) * | 2006-01-18 | 2009-11-12 | Lg Electronics Inc. | Apparatus and Method for Encoding and Decoding Signal |
| JP5235684B2 (ja) * | 2006-02-24 | 2013-07-10 | フランス・テレコム | 信号包絡線の量子化インデックスをバイナリ符号化する方法、信号包絡線を復号化する方法、および、対応する符号化および復号化モジュール |
| US9159333B2 (en) * | 2006-06-21 | 2015-10-13 | Samsung Electronics Co., Ltd. | Method and apparatus for adaptively encoding and decoding high frequency band |
| KR101434198B1 (ko) * | 2006-11-17 | 2014-08-26 | 삼성전자주식회사 | 신호 복호화 방법 |
| KR100964402B1 (ko) | 2006-12-14 | 2010-06-17 | 삼성전자주식회사 | 오디오 신호의 부호화 모드 결정 방법 및 장치와 이를 이용한 오디오 신호의 부호화/복호화 방법 및 장치 |
| US20080202042A1 (en) * | 2007-02-22 | 2008-08-28 | Azad Mesrobian | Drawworks and motor |
| ES2663269T3 (es) * | 2007-06-11 | 2018-04-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codificador de audio para codificar una señal de audio que tiene una porción similar a un impulso y una porción estacionaria |
| US9653088B2 (en) * | 2007-06-13 | 2017-05-16 | Qualcomm Incorporated | Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding |
| BRPI0818042A8 (pt) * | 2007-10-15 | 2016-04-19 | Lg Electronics Inc | Método e aparelho para processar um sinal |
| CN101221766B (zh) * | 2008-01-23 | 2011-01-05 | 清华大学 | 音频编码器切换的方法 |
| CN102089810B (zh) | 2008-07-10 | 2013-05-08 | 沃伊斯亚吉公司 | 多基准线性预测系数滤波器量化和逆量化设备及方法 |
| CA2871498C (en) * | 2008-07-11 | 2017-10-17 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder and decoder for encoding and decoding audio samples |
| EP2144230A1 (de) | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiokodierungs-/Audiodekodierungsschema geringer Bitrate mit kaskadierten Schaltvorrichtungen |
| CN101615910B (zh) | 2009-05-31 | 2010-12-22 | 华为技术有限公司 | 压缩编码的方法、装置和设备以及压缩解码方法 |
| CA2778373C (en) * | 2009-10-20 | 2015-12-01 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio signal encoder, audio signal decoder, method for providing an encoded representation of an audio content, method for providing a decoded representation of an audio content and computer program for use in low delay applications |
| US8442837B2 (en) * | 2009-12-31 | 2013-05-14 | Motorola Mobility Llc | Embedded speech and audio coding using a switchable model core |
| IL205394A (en) * | 2010-04-28 | 2016-09-29 | Verint Systems Ltd | A system and method for automatically identifying a speech encoding scheme |
| KR101972762B1 (ko) | 2010-07-02 | 2019-04-29 | 돌비 인터네셔널 에이비 | 선택적인 베이스 포스트 필터 |
| CN103180899B (zh) * | 2010-11-17 | 2015-07-22 | 松下电器（美国）知识产权公司 | 立体声信号的编码装置、解码装置、编码方法及解码方法 |
| ES3059160T3 (en) * | 2012-11-13 | 2026-03-19 | Samsung Electronics Co Ltd | Apparatus for determining encoding mode |
| CN110517700B (zh) | 2013-01-29 | 2023-06-09 | 弗劳恩霍夫应用研究促进协会 | 用于选择第一编码算法与第二编码算法中的一个的装置 |
| CN107452391B (zh) | 2014-04-29 | 2020-08-25 | 华为技术有限公司 | 音频编码方法及相关装置 |
| CN107424622B (zh) * | 2014-06-24 | 2020-12-25 | 华为技术有限公司 | 音频编码方法和装置 |
| EP2980795A1 (de) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiokodierung und -decodierung mit Nutzung eines Frequenzdomänenprozessors, eines Zeitdomänenprozessors und eines Kreuzprozessors zur Initialisierung des Zeitdomänenprozessors |
| EP2980794A1 (de) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiocodierer und -decodierer mit einem Frequenzdomänenprozessor und Zeitdomänenprozessor |
| CN105451842B (zh) | 2014-07-28 | 2019-06-11 | 弗劳恩霍夫应用研究促进协会 | 选择第一编码演算法和第二编码演算法之一的装置与方法 |
| EP4275204B1 (de) * | 2021-01-08 | 2025-05-28 | VoiceAge Corporation | Verfahren und vorrichtung zur einheitlichen codierung eines tonsignals im zeitbereich / frequenzbereich |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6134518A (en) * | 1997-03-04 | 2000-10-17 | International Business Machines Corporation | Digital audio signal coding using a CELP coder and a transform coder |
| ES2247741T3 (es) | 1998-01-22 | 2006-03-01 | Deutsche Telekom Ag | Metodo para conmutacion controlada por señales entre esquemas de codificacion de audio. |
| US6633841B1 (en) * | 1999-07-29 | 2003-10-14 | Mindspeed Technologies, Inc. | Voice activity detection speech coding to accommodate music signals |
| KR100711047B1 (ko) | 2000-02-29 | 2007-04-24 | 퀄컴 인코포레이티드 | 폐루프 멀티모드 혼합영역 선형예측 (ｍｄｌｐ) 음성 코더 |
| EP1328922B1 (de) * | 2000-09-11 | 2006-05-17 | Matsushita Electric Industrial Co., Ltd. | Quantisierung von spektralsequenzen für die kodierung von audiosignalen |
| US6658383B2 (en) | 2001-06-26 | 2003-12-02 | Microsoft Corporation | Method for coding speech and music signals |
| US6785645B2 (en) * | 2001-11-29 | 2004-08-31 | Microsoft Corporation | Real-time speech and music classifier |
| US7613606B2 (en) | 2003-10-02 | 2009-11-03 | Nokia Corporation | Speech codecs |
-
2004
- 2004-05-17 US US10/847,651 patent/US7739120B2/en active Active
-
2005
- 2005-04-06 KR KR1020087021059A patent/KR20080083719A/ko not_active Withdrawn
- 2005-04-06 JP JP2007517472A patent/JP2008503783A/ja not_active Withdrawn
- 2005-04-06 CN CNB200580015656XA patent/CN100485337C/zh not_active Expired - Lifetime
- 2005-04-06 CA CA002566353A patent/CA2566353A1/en not_active Abandoned
- 2005-04-06 AT AT05718394T patent/ATE479885T1/de not_active IP Right Cessation
- 2005-04-06 BR BRPI0511150-1A patent/BRPI0511150A/pt not_active IP Right Cessation
- 2005-04-06 DE DE602005023295T patent/DE602005023295D1/de not_active Expired - Lifetime
- 2005-04-06 RU RU2006139795/28A patent/RU2006139795A/ru not_active Application Discontinuation
- 2005-04-06 MX MXPA06012579A patent/MXPA06012579A/es not_active Application Discontinuation
- 2005-04-06 AU AU2005242993A patent/AU2005242993A1/en not_active Abandoned
- 2005-04-06 WO PCT/IB2005/000924 patent/WO2005111567A1/en not_active Ceased
- 2005-04-06 EP EP05718394A patent/EP1747442B1/de not_active Expired - Lifetime
- 2005-05-12 PE PE2005000527A patent/PE20060385A1/es not_active Application Discontinuation
- 2005-05-13 TW TW094115502A patent/TW200606815A/zh unknown
-
2006
- 2006-11-15 ZA ZA200609479A patent/ZA200609479B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005111567A1 (en) | 2005-11-24 |
| AU2005242993A1 (en) | 2005-11-24 |
| CA2566353A1 (en) | 2005-11-24 |
| BRPI0511150A (pt) | 2007-11-27 |
| HK1110111A1 (zh) | 2008-07-04 |
| CN101091108A (zh) | 2007-12-19 |
| EP1747442B1 (de) | 2010-09-01 |
| RU2006139795A (ru) | 2008-06-27 |
| KR20080083719A (ko) | 2008-09-18 |
| US20050256701A1 (en) | 2005-11-17 |
| JP2008503783A (ja) | 2008-02-07 |
| US7739120B2 (en) | 2010-06-15 |
| PE20060385A1 (es) | 2006-05-19 |
| CN100485337C (zh) | 2009-05-06 |
| TW200606815A (en) | 2006-02-16 |
| MXPA06012579A (es) | 2006-12-15 |
| EP1747442A1 (de) | 2007-01-31 |
| ZA200609479B (en) | 2008-09-25 |
| DE602005023295D1 (de) | 2010-10-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |