HK1212088A1 - Device and method for reducing quantization noise in a time-domain decoder - Google Patents
Device and method for reducing quantization noise in a time-domain decoderInfo
- Publication number
- HK1212088A1 HK1212088A1 HK15112670.5A HK15112670A HK1212088A1 HK 1212088 A1 HK1212088 A1 HK 1212088A1 HK 15112670 A HK15112670 A HK 15112670A HK 1212088 A1 HK1212088 A1 HK 1212088A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- time
- quantization noise
- domain decoder
- reducing quantization
- reducing
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 238000013139 quantization Methods 0.000 title 1
Classifications
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- 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
- G10L19/08—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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L21/0224—Processing in the time domain
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L21/0232—Processing in the frequency domain
-
- 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
-
- 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
-
- 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
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information
-
- 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
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)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361772037P | 2013-03-04 | 2013-03-04 | |
PCT/CA2014/000014 WO2014134702A1 (en) | 2013-03-04 | 2014-01-09 | Device and method for reducing quantization noise in a time-domain decoder |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1212088A1 true HK1212088A1 (en) | 2016-06-03 |
Family
ID=51421394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK15112670.5A HK1212088A1 (en) | 2013-03-04 | 2015-12-24 | Device and method for reducing quantization noise in a time-domain decoder |
Country Status (20)
Country | Link |
---|---|
US (2) | US9384755B2 (sl) |
EP (4) | EP4246516A3 (sl) |
JP (4) | JP6453249B2 (sl) |
KR (1) | KR102237718B1 (sl) |
CN (2) | CN105009209B (sl) |
AU (1) | AU2014225223B2 (sl) |
CA (1) | CA2898095C (sl) |
DK (3) | DK3848929T3 (sl) |
ES (2) | ES2961553T3 (sl) |
FI (1) | FI3848929T3 (sl) |
HK (1) | HK1212088A1 (sl) |
HR (2) | HRP20231248T1 (sl) |
HU (2) | HUE054780T2 (sl) |
LT (2) | LT3848929T (sl) |
MX (1) | MX345389B (sl) |
PH (1) | PH12015501575B1 (sl) |
RU (1) | RU2638744C2 (sl) |
SI (2) | SI3848929T1 (sl) |
TR (1) | TR201910989T4 (sl) |
WO (1) | WO2014134702A1 (sl) |
Families Citing this family (22)
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CN105976830B (zh) * | 2013-01-11 | 2019-09-20 | 华为技术有限公司 | 音频信号编码和解码方法、音频信号编码和解码装置 |
FI3848929T3 (fi) * | 2013-03-04 | 2023-10-11 | Voiceage Evs Llc | Laite ja menetelmä kvantisointikohinan vähentämiseksi aika-alueen dekooderissa |
US9418671B2 (en) * | 2013-08-15 | 2016-08-16 | Huawei Technologies Co., Ltd. | Adaptive high-pass post-filter |
EP2887350B1 (en) * | 2013-12-19 | 2016-10-05 | Dolby Laboratories Licensing Corporation | Adaptive quantization noise filtering of decoded audio data |
US9484043B1 (en) * | 2014-03-05 | 2016-11-01 | QoSound, Inc. | Noise suppressor |
TWI543151B (zh) * | 2014-03-31 | 2016-07-21 | Kung Lan Wang | Voiceprint data processing method, trading method and system based on voiceprint data |
TWI602172B (zh) * | 2014-08-27 | 2017-10-11 | 弗勞恩霍夫爾協會 | 使用參數以加強隱蔽之用於編碼及解碼音訊內容的編碼器、解碼器及方法 |
JP6501259B2 (ja) * | 2015-08-04 | 2019-04-17 | 本田技研工業株式会社 | 音声処理装置及び音声処理方法 |
US9972334B2 (en) * | 2015-09-10 | 2018-05-15 | Qualcomm Incorporated | Decoder audio classification |
WO2018218081A1 (en) | 2017-05-24 | 2018-11-29 | Modulate, LLC | System and method for voice-to-voice conversion |
JP6816277B2 (ja) * | 2017-07-03 | 2021-01-20 | パイオニア株式会社 | 信号処理装置、制御方法、プログラム及び記憶媒体 |
EP3428918B1 (en) * | 2017-07-11 | 2020-02-12 | Harman Becker Automotive Systems GmbH | Pop noise control |
DE102018117556B4 (de) * | 2017-07-27 | 2024-03-21 | Harman Becker Automotive Systems Gmbh | Einzelkanal-rauschreduzierung |
JP7123134B2 (ja) | 2017-10-27 | 2022-08-22 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー.ファオ. | デコーダにおけるノイズ減衰 |
CN108388848B (zh) * | 2018-02-07 | 2022-02-22 | 西安石油大学 | 一种多尺度油气水多相流动力学特性分析方法 |
CN109240087B (zh) * | 2018-10-23 | 2022-03-01 | 固高科技股份有限公司 | 实时改变指令规划频率抑制振动的方法和*** |
RU2708061C9 (ru) * | 2018-12-29 | 2020-06-26 | Акционерное общество "Лётно-исследовательский институт имени М.М. Громова" | Способ оперативной инструментальной оценки энергетических параметров полезного сигнала и непреднамеренных помех на антенном входе бортового радиоприёмника с телефонным выходом в составе летательного аппарата |
US11146607B1 (en) * | 2019-05-31 | 2021-10-12 | Dialpad, Inc. | Smart noise cancellation |
US11538485B2 (en) | 2019-08-14 | 2022-12-27 | Modulate, Inc. | Generation and detection of watermark for real-time voice conversion |
US11374663B2 (en) * | 2019-11-21 | 2022-06-28 | Bose Corporation | Variable-frequency smoothing |
US11264015B2 (en) | 2019-11-21 | 2022-03-01 | Bose Corporation | Variable-time smoothing for steady state noise estimation |
JP2023546989A (ja) | 2020-10-08 | 2023-11-08 | モジュレイト インク. | コンテンツモデレーションのためのマルチステージ適応型システム |
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JP3024468B2 (ja) * | 1993-12-10 | 2000-03-21 | 日本電気株式会社 | 音声復号装置 |
KR100261254B1 (ko) * | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치 |
AU730123B2 (en) * | 1997-12-08 | 2001-02-22 | Mitsubishi Denki Kabushiki Kaisha | Method and apparatus for processing sound signal |
JP4230414B2 (ja) | 1997-12-08 | 2009-02-25 | 三菱電機株式会社 | 音信号加工方法及び音信号加工装置 |
CA2388439A1 (en) | 2002-05-31 | 2003-11-30 | Voiceage Corporation | A method and device for efficient frame erasure concealment in linear predictive based speech codecs |
DE60330715D1 (de) | 2003-05-01 | 2010-02-04 | Fujitsu Ltd | Sprachdecodierer, sprachdecodierungsverfahren, programm,aufzeichnungsmedium |
CA2457988A1 (en) * | 2004-02-18 | 2005-08-18 | Voiceage Corporation | Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization |
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KR20070115637A (ko) * | 2006-06-03 | 2007-12-06 | 삼성전자주식회사 | 대역폭 확장 부호화 및 복호화 방법 및 장치 |
CN101086845B (zh) * | 2006-06-08 | 2011-06-01 | 北京天籁传音数字技术有限公司 | 声音编码装置及方法以及声音解码装置及方法 |
DK2102619T3 (en) * | 2006-10-24 | 2017-05-15 | Voiceage Corp | METHOD AND DEVICE FOR CODING TRANSITION FRAMEWORK IN SPEECH SIGNALS |
ES2376178T3 (es) * | 2007-06-14 | 2012-03-09 | France Telecom | Post-tratamiento de reducción del ruido de cuantificación de un codificador en la decodificación. |
US8428957B2 (en) * | 2007-08-24 | 2013-04-23 | Qualcomm Incorporated | Spectral noise shaping in audio coding based on spectral dynamics in frequency sub-bands |
US8271273B2 (en) * | 2007-10-04 | 2012-09-18 | Huawei Technologies Co., Ltd. | Adaptive approach to improve G.711 perceptual quality |
RU2470385C2 (ru) * | 2008-03-05 | 2012-12-20 | Войсэйдж Корпорейшн | Система и способ улучшения декодированного тонального звукового сигнала |
JP5668923B2 (ja) * | 2008-03-14 | 2015-02-12 | 日本電気株式会社 | 信号分析制御システム及びその方法と、信号制御装置及びその方法と、プログラム |
WO2010031003A1 (en) * | 2008-09-15 | 2010-03-18 | Huawei Technologies Co., Ltd. | Adding second enhancement layer to celp based core layer |
US8391212B2 (en) * | 2009-05-05 | 2013-03-05 | Huawei Technologies Co., Ltd. | System and method for frequency domain audio post-processing based on perceptual masking |
ES2884133T3 (es) * | 2009-10-15 | 2021-12-10 | Voiceage Corp | Conformación simultánea de ruido en el dominio del tiempo y el dominio de la frecuencia para transformaciones TDAC |
EP4358082A1 (en) * | 2009-10-20 | 2024-04-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation |
BR112012009490B1 (pt) * | 2009-10-20 | 2020-12-01 | Fraunhofer-Gesellschaft zur Föerderung der Angewandten Forschung E.V. | ddecodificador de áudio multimodo e método de decodificação de áudio multimodo para fornecer uma representação decodificada do conteúdo de áudio com base em um fluxo de bits codificados e codificador de áudio multimodo para codificação de um conteúdo de áudio em um fluxo de bits codificados |
JP5323144B2 (ja) * | 2011-08-05 | 2013-10-23 | 株式会社東芝 | 復号装置およびスペクトル整形方法 |
DK2774145T3 (da) * | 2011-11-03 | 2020-07-20 | Voiceage Evs Llc | Forbedring af ikke-taleindhold til celp-afkoder med lav hastighed |
FI3848929T3 (fi) * | 2013-03-04 | 2023-10-11 | Voiceage Evs Llc | Laite ja menetelmä kvantisointikohinan vähentämiseksi aika-alueen dekooderissa |
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2014
- 2014-01-09 FI FIEP21160367.5T patent/FI3848929T3/fi active
- 2014-01-09 LT LTEP21160367.5T patent/LT3848929T/lt unknown
- 2014-01-09 ES ES21160367T patent/ES2961553T3/es active Active
- 2014-01-09 EP EP23184518.1A patent/EP4246516A3/en active Pending
- 2014-01-09 HR HRP20231248TT patent/HRP20231248T1/hr unknown
- 2014-01-09 SI SI201432045T patent/SI3848929T1/sl unknown
- 2014-01-09 TR TR2019/10989T patent/TR201910989T4/tr unknown
- 2014-01-09 HU HUE19170370A patent/HUE054780T2/hu unknown
- 2014-01-09 EP EP19170370.1A patent/EP3537437B1/en active Active
- 2014-01-09 SI SI201431837T patent/SI3537437T1/sl unknown
- 2014-01-09 DK DK21160367.5T patent/DK3848929T3/da active
- 2014-01-09 DK DK19170370.1T patent/DK3537437T3/da active
- 2014-01-09 JP JP2015560497A patent/JP6453249B2/ja active Active
- 2014-01-09 EP EP14760909.3A patent/EP2965315B1/en active Active
- 2014-01-09 ES ES19170370T patent/ES2872024T3/es active Active
- 2014-01-09 CN CN201480010636.2A patent/CN105009209B/zh active Active
- 2014-01-09 DK DK14760909.3T patent/DK2965315T3/da active
- 2014-01-09 RU RU2015142108A patent/RU2638744C2/ru active
- 2014-01-09 HU HUE21160367A patent/HUE063594T2/hu unknown
- 2014-01-09 AU AU2014225223A patent/AU2014225223B2/en active Active
- 2014-01-09 CA CA2898095A patent/CA2898095C/en active Active
- 2014-01-09 CN CN201911163569.9A patent/CN111179954B/zh active Active
- 2014-01-09 LT LTEP19170370.1T patent/LT3537437T/lt unknown
- 2014-01-09 KR KR1020157021711A patent/KR102237718B1/ko active IP Right Grant
- 2014-01-09 WO PCT/CA2014/000014 patent/WO2014134702A1/en active Application Filing
- 2014-01-09 EP EP21160367.5A patent/EP3848929B1/en active Active
- 2014-01-09 MX MX2015010295A patent/MX345389B/es active IP Right Grant
- 2014-03-04 US US14/196,585 patent/US9384755B2/en active Active
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2015
- 2015-07-15 PH PH12015501575A patent/PH12015501575B1/en unknown
- 2015-12-24 HK HK15112670.5A patent/HK1212088A1/xx unknown
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2016
- 2016-06-20 US US15/187,464 patent/US9870781B2/en active Active
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2018
- 2018-12-12 JP JP2018232444A patent/JP6790048B2/ja active Active
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2020
- 2020-11-04 JP JP2020184357A patent/JP7179812B2/ja active Active
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2021
- 2021-07-09 HR HRP20211097TT patent/HRP20211097T1/hr unknown
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2022
- 2022-11-15 JP JP2022182738A patent/JP7427752B2/ja active Active
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