ES2805308T3 - Mejora del contenido insonoro para decodificador CELP de tasa baja - Google Patents
Mejora del contenido insonoro para decodificador CELP de tasa baja Download PDFInfo
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- ES2805308T3 ES2805308T3 ES12844916T ES12844916T ES2805308T3 ES 2805308 T3 ES2805308 T3 ES 2805308T3 ES 12844916 T ES12844916 T ES 12844916T ES 12844916 T ES12844916 T ES 12844916T ES 2805308 T3 ES2805308 T3 ES 2805308T3
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
-
- 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
-
- 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
- G10L19/26—Pre-filtering or post-filtering
-
- 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
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/78—Detection of presence or absence of voice signals
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/78—Detection of presence or absence of voice signals
- G10L25/81—Detection of presence or absence of voice signals for discriminating voice from music
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/93—Discriminating between voiced and unvoiced parts of speech signals
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)
- Magnetic Resonance Imaging Apparatus (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161555246P | 2011-11-03 | 2011-11-03 | |
| PCT/CA2012/001011 WO2013063688A1 (en) | 2011-11-03 | 2012-11-01 | Improving non-speech content for low rate celp decoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2805308T3 true ES2805308T3 (es) | 2021-02-11 |
Family
ID=48191141
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES12844916T Active ES2805308T3 (es) | 2011-11-03 | 2012-11-01 | Mejora del contenido insonoro para decodificador CELP de tasa baja |
| ES20172813T Active ES3012033T3 (en) | 2011-11-03 | 2012-11-01 | Improving non-speech content for low rate celp decoder |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES20172813T Active ES3012033T3 (en) | 2011-11-03 | 2012-11-01 | Improving non-speech content for low rate celp decoder |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US9252728B2 (enExample) |
| EP (3) | EP4488997A3 (enExample) |
| JP (5) | JP6239521B2 (enExample) |
| KR (1) | KR102105044B1 (enExample) |
| CN (3) | CN106910509B (enExample) |
| CA (1) | CA2851370C (enExample) |
| DK (2) | DK3709298T3 (enExample) |
| ES (2) | ES2805308T3 (enExample) |
| FI (1) | FI3709298T3 (enExample) |
| HR (2) | HRP20201070T1 (enExample) |
| HU (2) | HUE050600T2 (enExample) |
| IN (1) | IN2014DN03022A (enExample) |
| LT (2) | LT2774145T (enExample) |
| SI (2) | SI2774145T1 (enExample) |
| WO (1) | WO2013063688A1 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6239521B2 (ja) * | 2011-11-03 | 2017-11-29 | ヴォイスエイジ・コーポレーション | 低レートｃｅｌｐデコーダに関する非音声コンテンツの向上 |
| EP4246516B1 (en) * | 2013-03-04 | 2025-07-23 | VoiceAge EVS LLC | Device and method for reducing quantization noise in a time-domain decoder |
| US9418671B2 (en) * | 2013-08-15 | 2016-08-16 | Huawei Technologies Co., Ltd. | Adaptive high-pass post-filter |
| CN111312277B (zh) * | 2014-03-03 | 2023-08-15 | 三星电子株式会社 | 用于带宽扩展的高频解码的方法及设备 |
| CN110097892B (zh) | 2014-06-03 | 2022-05-10 | 华为技术有限公司 | 一种语音频信号的处理方法和装置 |
| JP6401521B2 (ja) * | 2014-07-04 | 2018-10-10 | クラリオン株式会社 | 信号処理装置及び信号処理方法 |
| US10049684B2 (en) * | 2015-04-05 | 2018-08-14 | Qualcomm Incorporated | Audio bandwidth selection |
| US9972334B2 (en) * | 2015-09-10 | 2018-05-15 | Qualcomm Incorporated | Decoder audio classification |
| US10373608B2 (en) | 2015-10-22 | 2019-08-06 | Texas Instruments Incorporated | Time-based frequency tuning of analog-to-information feature extraction |
| WO2019056107A1 (en) * | 2017-09-20 | 2019-03-28 | Voiceage Corporation | METHOD AND DEVICE FOR ALLOCATING A BINARY BUDGET BETWEEN SUB-FRAMES IN A CELP CODEC |
| TWI790705B (zh) * | 2021-08-06 | 2023-01-21 | 宏正自動科技股份有限公司 | 語速調整方法及其系統 |
| CN115857614B (zh) * | 2022-11-17 | 2023-12-29 | 弘正储能(上海)能源科技有限公司 | 多路光伏mppt交错式boost控制方法及其系统 |
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| JPS58220199A (ja) * | 1982-06-17 | 1983-12-21 | 日本電気株式会社 | 帯域分割型ボコ−ダ |
| JP3088121B2 (ja) * | 1991-04-12 | 2000-09-18 | 沖電気工業株式会社 | 統計励振コードベクトルの最適化方法 |
| JP2606006B2 (ja) * | 1991-05-24 | 1997-04-30 | ヤマハ株式会社 | ノイズ音発生装置 |
| JP3328080B2 (ja) * | 1994-11-22 | 2002-09-24 | 沖電気工業株式会社 | コード励振線形予測復号器 |
| US6240386B1 (en) * | 1998-08-24 | 2001-05-29 | Conexant Systems, Inc. | Speech codec employing noise classification for noise compensation |
| JP3451998B2 (ja) * | 1999-05-31 | 2003-09-29 | 日本電気株式会社 | 無音声符号化を含む音声符号化・復号装置、復号化方法及びプログラムを記録した記録媒体 |
| US7272553B1 (en) * | 1999-09-08 | 2007-09-18 | 8X8, Inc. | Varying pulse amplitude multi-pulse analysis speech processor and method |
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| US6704711B2 (en) * | 2000-01-28 | 2004-03-09 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for modifying speech signals |
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| JP2003110429A (ja) * | 2001-09-28 | 2003-04-11 | Sony Corp | 符号化方法及び装置、復号方法及び装置、伝送方法及び装置、並びに記録媒体 |
| US20040002856A1 (en) * | 2002-03-08 | 2004-01-01 | Udaya Bhaskar | Multi-rate frequency domain interpolative speech CODEC system |
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| WO2004090870A1 (ja) * | 2003-04-04 | 2004-10-21 | Kabushiki Kaisha Toshiba | 広帯域音声を符号化または復号化するための方法及び装置 |
| UA93677C2 (ru) * | 2005-04-01 | 2011-03-10 | Квелкомм Инкорпорейтед | Способы и устройства кодирования и декодирования части речевого сигнала диапазона высоких частот |
| US7707034B2 (en) * | 2005-05-31 | 2010-04-27 | Microsoft Corporation | Audio codec post-filter |
| US7630882B2 (en) * | 2005-07-15 | 2009-12-08 | Microsoft Corporation | Frequency segmentation to obtain bands for efficient coding of digital media |
| KR20080047443A (ko) * | 2005-10-14 | 2008-05-28 | 마츠시타 덴끼 산교 가부시키가이샤 | 변환 부호화 장치 및 변환 부호화 방법 |
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| PL2311034T3 (pl) * | 2008-07-11 | 2016-04-29 | Fraunhofer Ges Forschung | Koder i dekoder audio do kodowania ramek próbkowanego sygnału audio |
| ES2592416T3 (es) * | 2008-07-17 | 2016-11-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Esquema de codificación/decodificación de audio que tiene una derivación conmutable |
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| KR101622950B1 (ko) * | 2009-01-28 | 2016-05-23 | 삼성전자주식회사 | 오디오 신호의 부호화 및 복호화 방법 및 그 장치 |
| RU2591661C2 (ru) * | 2009-10-08 | 2016-07-20 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Многорежимный декодировщик аудио сигнала, многорежимный кодировщик аудио сигналов, способы и компьютерные программы с использованием кодирования с линейным предсказанием на основе ограничения шума |
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| JP6239521B2 (ja) * | 2011-11-03 | 2017-11-29 | ヴォイスエイジ・コーポレーション | 低レートｃｅｌｐデコーダに関する非音声コンテンツの向上 |
| DE102014101462B3 (de) | 2014-02-06 | 2015-03-05 | Sartorius Lab Instruments Gmbh & Co. Kg | Verfahren zur Funktionsprüfung eines Messgerätes |
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2012
- 2012-11-01 JP JP2014539195A patent/JP6239521B2/ja active Active
- 2012-11-01 IN IN3022DEN2014 patent/IN2014DN03022A/en unknown
- 2012-11-01 KR KR1020147013465A patent/KR102105044B1/ko active Active
- 2012-11-01 SI SI201231800T patent/SI2774145T1/sl unknown
- 2012-11-01 CN CN201710020311.8A patent/CN106910509B/zh active Active
- 2012-11-01 SI SI201232086T patent/SI3709298T1/sl unknown
- 2012-11-01 DK DK20172813.6T patent/DK3709298T3/da active
- 2012-11-01 HR HRP20201070TT patent/HRP20201070T1/hr unknown
- 2012-11-01 CN CN201280065936.1A patent/CN104040624B/zh active Active
- 2012-11-01 WO PCT/CA2012/001011 patent/WO2013063688A1/en not_active Ceased
- 2012-11-01 CN CN201710019918.4A patent/CN107068158B/zh active Active
- 2012-11-01 DK DK12844916.2T patent/DK2774145T3/da active
- 2012-11-01 ES ES12844916T patent/ES2805308T3/es active Active
- 2012-11-01 CA CA2851370A patent/CA2851370C/en active Active
- 2012-11-01 HU HUE12844916A patent/HUE050600T2/hu unknown
- 2012-11-01 ES ES20172813T patent/ES3012033T3/es active Active
- 2012-11-01 LT LTEP12844916.2T patent/LT2774145T/lt unknown
- 2012-11-01 FI FIEP20172813.6T patent/FI3709298T3/fi active
- 2012-11-01 EP EP24213237.1A patent/EP4488997A3/en active Pending
- 2012-11-01 HU HUE20172813A patent/HUE070390T2/hu unknown
- 2012-11-01 EP EP12844916.2A patent/EP2774145B1/en active Active
- 2012-11-01 HR HRP20241659TT patent/HRP20241659T1/hr unknown
- 2012-11-01 EP EP20172813.6A patent/EP3709298B1/en active Active
- 2012-11-01 LT LTEP20172813.6T patent/LT3709298T/lt unknown
- 2012-11-02 US US13/667,921 patent/US9252728B2/en active Active
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2017
- 2017-11-01 JP JP2017211618A patent/JP6532926B2/ja active Active
- 2017-11-01 JP JP2017211617A patent/JP6513769B2/ja active Active
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2019
- 2019-05-22 JP JP2019096082A patent/JP2019152878A/ja active Pending
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2021
- 2021-11-18 JP JP2021188032A patent/JP7237127B2/ja active Active
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