LT2774145T - Nekalbinio turinio gerinimas mažos spartos celp dekoderiui - Google Patents
Nekalbinio turinio gerinimas mažos spartos celp dekoderiuiInfo
- Publication number
- LT2774145T LT2774145T LTEP12844916.2T LT12844916T LT2774145T LT 2774145 T LT2774145 T LT 2774145T LT 12844916 T LT12844916 T LT 12844916T LT 2774145 T LT2774145 T LT 2774145T
- Authority
- LT
- Lithuania
- Prior art keywords
- low rate
- speech content
- celp decoder
- improving non
- rate celp
- Prior art date
Links
Classifications
-
- 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 |
---|---|
LT2774145T true LT2774145T (lt) | 2020-09-25 |
Family
ID=48191141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
LTEP12844916.2T LT2774145T (lt) | 2011-11-03 | 2012-11-01 | Nekalbinio turinio gerinimas mažos spartos celp dekoderiui |
Country Status (15)
Country | Link |
---|---|
US (1) | US9252728B2 (lt) |
EP (2) | EP2774145B1 (lt) |
JP (5) | JP6239521B2 (lt) |
KR (1) | KR102105044B1 (lt) |
CN (3) | CN104040624B (lt) |
CA (1) | CA2851370C (lt) |
DK (1) | DK2774145T3 (lt) |
ES (1) | ES2805308T3 (lt) |
HK (1) | HK1198265A1 (lt) |
HR (1) | HRP20201070T1 (lt) |
HU (1) | HUE050600T2 (lt) |
IN (1) | IN2014DN03022A (lt) |
LT (1) | LT2774145T (lt) |
SI (1) | SI2774145T1 (lt) |
WO (1) | WO2013063688A1 (lt) |
Families Citing this family (12)
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CN104040624B (zh) * | 2011-11-03 | 2017-03-01 | 沃伊斯亚吉公司 | 改善低速率码激励线性预测解码器的非语音内容 |
EP3848929B1 (en) | 2013-03-04 | 2023-07-12 | 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 |
WO2019056108A1 (en) | 2017-09-20 | 2019-03-28 | Voiceage Corporation | METHOD AND DEVICE FOR EFFICIENT DISTRIBUTION OF A BINARY BUDGET 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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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 |
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US6704711B2 (en) * | 2000-01-28 | 2004-03-09 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for modifying speech signals |
JP3462464B2 (ja) * | 2000-10-20 | 2003-11-05 | 株式会社東芝 | 音声符号化方法、音声復号化方法及び電子装置 |
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 |
CN101185127B (zh) * | 2005-04-01 | 2014-04-23 | 高通股份有限公司 | 用于编码和解码语音信号的高频带部分的方法和设备 |
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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PL2146344T3 (pl) * | 2008-07-17 | 2017-01-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sposób kodowania/dekodowania sygnału audio obejmujący przełączalne obejście |
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CN104040624B (zh) * | 2011-11-03 | 2017-03-01 | 沃伊斯亚吉公司 | 改善低速率码激励线性预测解码器的非语音内容 |
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-
2012
- 2012-11-01 CN CN201280065936.1A patent/CN104040624B/zh active Active
- 2012-11-01 KR KR1020147013465A patent/KR102105044B1/ko active IP Right Grant
- 2012-11-01 JP JP2014539195A patent/JP6239521B2/ja active Active
- 2012-11-01 CN CN201710020311.8A patent/CN106910509B/zh active Active
- 2012-11-01 DK DK12844916.2T patent/DK2774145T3/da active
- 2012-11-01 WO PCT/CA2012/001011 patent/WO2013063688A1/en active Application Filing
- 2012-11-01 IN IN3022DEN2014 patent/IN2014DN03022A/en unknown
- 2012-11-01 SI SI201231800T patent/SI2774145T1/sl unknown
- 2012-11-01 CN CN201710019918.4A patent/CN107068158B/zh active Active
- 2012-11-01 EP EP12844916.2A patent/EP2774145B1/en active Active
- 2012-11-01 LT LTEP12844916.2T patent/LT2774145T/lt unknown
- 2012-11-01 EP EP20172813.6A patent/EP3709298A1/en active Pending
- 2012-11-01 ES ES12844916T patent/ES2805308T3/es active Active
- 2012-11-01 HU HUE12844916A patent/HUE050600T2/hu unknown
- 2012-11-01 CA CA2851370A patent/CA2851370C/en active Active
- 2012-11-02 US US13/667,921 patent/US9252728B2/en active Active
-
2014
- 2014-11-21 HK HK14111781.4A patent/HK1198265A1/xx unknown
-
2017
- 2017-11-01 JP JP2017211617A patent/JP6513769B2/ja active Active
- 2017-11-01 JP JP2017211618A patent/JP6532926B2/ja active Active
-
2019
- 2019-05-22 JP JP2019096082A patent/JP2019152878A/ja active Pending
-
2020
- 2020-07-08 HR HRP20201070TT patent/HRP20201070T1/hr unknown
-
2021
- 2021-11-18 JP JP2021188032A patent/JP7237127B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
EP3709298A1 (en) | 2020-09-16 |
HUE050600T2 (hu) | 2021-01-28 |
KR102105044B1 (ko) | 2020-04-27 |
CN107068158B (zh) | 2020-08-21 |
JP7237127B2 (ja) | 2023-03-10 |
JP2018045243A (ja) | 2018-03-22 |
WO2013063688A1 (en) | 2013-05-10 |
JP2018045244A (ja) | 2018-03-22 |
JP6532926B2 (ja) | 2019-06-19 |
JP2015501452A (ja) | 2015-01-15 |
HK1198265A1 (en) | 2015-03-20 |
JP6513769B2 (ja) | 2019-05-15 |
US9252728B2 (en) | 2016-02-02 |
US20130121508A1 (en) | 2013-05-16 |
ES2805308T3 (es) | 2021-02-11 |
JP2019152878A (ja) | 2019-09-12 |
DK2774145T3 (da) | 2020-07-20 |
KR20140090214A (ko) | 2014-07-16 |
EP2774145A4 (en) | 2015-10-21 |
JP2022022247A (ja) | 2022-02-03 |
EP2774145B1 (en) | 2020-06-17 |
JP6239521B2 (ja) | 2017-11-29 |
CN104040624B (zh) | 2017-03-01 |
CN106910509A (zh) | 2017-06-30 |
HRP20201070T1 (hr) | 2020-10-30 |
CN106910509B (zh) | 2020-08-18 |
SI2774145T1 (sl) | 2020-10-30 |
CN107068158A (zh) | 2017-08-18 |
IN2014DN03022A (lt) | 2015-05-08 |
CA2851370C (en) | 2019-12-03 |
CA2851370A1 (en) | 2013-05-10 |
CN104040624A (zh) | 2014-09-10 |
EP2774145A1 (en) | 2014-09-10 |
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