IN2014CN03102A - - Google Patents
Info
- Publication number
- IN2014CN03102A IN2014CN03102A IN3102CHN2014A IN2014CN03102A IN 2014CN03102 A IN2014CN03102 A IN 2014CN03102A IN 3102CHN2014 A IN3102CHN2014 A IN 3102CHN2014A IN 2014CN03102 A IN2014CN03102 A IN 2014CN03102A
- Authority
- IN
- India
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
- 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
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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
- 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
- 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
- G10L19/012—Comfort noise or silence coding
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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
- 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
- G10L25/78—Detection of presence or absence of voice signals
- G10L25/84—Detection of presence or absence of voice signals for discriminating voice from noise
-
- 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
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02163—Only one microphone
-
- 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
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02165—Two microphones, one receiving mainly the noise signal and the other one mainly the speech signal
-
- 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
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02166—Microphone arrays; Beamforming
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Noise Elimination (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Circuit For Audible Band Transducer (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161550512P | 2011-10-24 | 2011-10-24 | |
| PCT/IB2012/055792 WO2013061232A1 (en) | 2011-10-24 | 2012-10-22 | Audio signal noise attenuation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2014CN03102A true IN2014CN03102A (ru) | 2015-07-03 |
Family
ID=47324238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN3102CHN2014 IN2014CN03102A (ru) | 2011-10-24 | 2014-04-24 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9875748B2 (ru) |
| EP (1) | EP2774147B1 (ru) |
| JP (1) | JP6190373B2 (ru) |
| CN (1) | CN103999155B (ru) |
| BR (1) | BR112014009647B1 (ru) |
| IN (1) | IN2014CN03102A (ru) |
| RU (1) | RU2616534C2 (ru) |
| WO (1) | WO2013061232A1 (ru) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10013975B2 (en) * | 2014-02-27 | 2018-07-03 | Qualcomm Incorporated | Systems and methods for speaker dictionary based speech modeling |
| CN104952458B (zh) * | 2015-06-09 | 2019-05-14 | 广州广电运通金融电子股份有限公司 | 一种噪声抑制方法、装置及系统 |
| US10565336B2 (en) | 2018-05-24 | 2020-02-18 | International Business Machines Corporation | Pessimism reduction in cross-talk noise determination used in integrated circuit design |
| CN112466322B (zh) * | 2020-11-27 | 2023-06-20 | 华侨大学 | 一种机电设备噪声信号特征提取方法 |
| TWI790718B (zh) * | 2021-08-19 | 2023-01-21 | 宏碁股份有限公司 | 會議終端及用於會議的回音消除方法 |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3275247B2 (ja) | 1991-05-22 | 2002-04-15 | 日本電信電話株式会社 | 音声符号化・復号化方法 |
| JPH11122120A (ja) * | 1997-10-17 | 1999-04-30 | Sony Corp | 符号化方法及び装置、並びに復号化方法及び装置 |
| US6970558B1 (en) * | 1999-02-26 | 2005-11-29 | Infineon Technologies Ag | Method and device for suppressing noise in telephone devices |
| EP2242049B1 (en) * | 2001-03-28 | 2019-08-07 | Mitsubishi Denki Kabushiki Kaisha | Noise suppression device |
| EP1414024A1 (en) * | 2002-10-21 | 2004-04-28 | Alcatel | Realistic comfort noise for voice calls over packet networks |
| US7885420B2 (en) | 2003-02-21 | 2011-02-08 | Qnx Software Systems Co. | Wind noise suppression system |
| US7895036B2 (en) * | 2003-02-21 | 2011-02-22 | Qnx Software Systems Co. | System for suppressing wind noise |
| US7343289B2 (en) * | 2003-06-25 | 2008-03-11 | Microsoft Corp. | System and method for audio/video speaker detection |
| GB0321093D0 (en) | 2003-09-09 | 2003-10-08 | Nokia Corp | Multi-rate coding |
| 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 |
| US7797156B2 (en) * | 2005-02-15 | 2010-09-14 | Raytheon Bbn Technologies Corp. | Speech analyzing system with adaptive noise codebook |
| DK1760696T3 (en) * | 2005-09-03 | 2016-05-02 | Gn Resound As | Method and apparatus for improved estimation of non-stationary noise to highlight speech |
| JP4823001B2 (ja) * | 2006-09-27 | 2011-11-24 | 富士通セミコンダクター株式会社 | オーディオ符号化装置 |
| DE602006005684D1 (de) | 2006-10-31 | 2009-04-23 | Harman Becker Automotive Sys | Modellbasierte Verbesserung von Sprachsignalen |
| KR100919223B1 (ko) * | 2007-09-19 | 2009-09-28 | 한국전자통신연구원 | 부대역의 불확실성 정보를 이용한 잡음환경에서의 음성인식 방법 및 장치 |
| EP2081405B1 (en) * | 2008-01-21 | 2012-05-16 | Bernafon AG | A hearing aid adapted to a specific type of voice in an acoustical environment, a method and use |
| US8483854B2 (en) * | 2008-01-28 | 2013-07-09 | Qualcomm Incorporated | Systems, methods, and apparatus for context processing using multiple microphones |
| MX2011000382A (es) * | 2008-07-11 | 2011-02-25 | Fraunhofer Ges Forschung | Codificador de audio, decodificador de audio, metodos para la codificacion y decodificacion de audio; transmision de audio y programa de computacion. |
| EP2246845A1 (en) | 2009-04-21 | 2010-11-03 | Siemens Medical Instruments Pte. Ltd. | Method and acoustic signal processing device for estimating linear predictive coding coefficients |
| CN102428512A (zh) * | 2009-06-02 | 2012-04-25 | 松下电器产业株式会社 | 下混装置、编码装置以及其方法 |
| US20110096942A1 (en) * | 2009-10-23 | 2011-04-28 | Broadcom Corporation | Noise suppression system and method |
| EP2363853A1 (en) | 2010-03-04 | 2011-09-07 | Österreichische Akademie der Wissenschaften | A method for estimating the clean spectrum of a signal |
| WO2011114192A1 (en) * | 2010-03-19 | 2011-09-22 | Nokia Corporation | Method and apparatus for audio coding |
| RU2611973C2 (ru) | 2011-10-19 | 2017-03-01 | Конинклейке Филипс Н.В. | Ослабление шума в сигнале |
| US20130297299A1 (en) * | 2012-05-07 | 2013-11-07 | Board Of Trustees Of Michigan State University | Sparse Auditory Reproducing Kernel (SPARK) Features for Noise-Robust Speech and Speaker Recognition |
| US9336212B2 (en) * | 2012-10-30 | 2016-05-10 | Slicethepie Limited | Systems and methods for collection and automatic analysis of opinions on various types of media |
-
2012
- 2012-10-22 RU RU2014121031A patent/RU2616534C2/ru active
- 2012-10-22 WO PCT/IB2012/055792 patent/WO2013061232A1/en active Application Filing
- 2012-10-22 US US14/351,646 patent/US9875748B2/en active Active
- 2012-10-22 BR BR112014009647-3A patent/BR112014009647B1/pt active IP Right Grant
- 2012-10-22 CN CN201280064187.0A patent/CN103999155B/zh active Active
- 2012-10-22 JP JP2014536402A patent/JP6190373B2/ja active Active
- 2012-10-22 EP EP12798398.9A patent/EP2774147B1/en active Active
-
2014
- 2014-04-24 IN IN3102CHN2014 patent/IN2014CN03102A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU2014121031A (ru) | 2015-12-10 |
| US9875748B2 (en) | 2018-01-23 |
| JP6190373B2 (ja) | 2017-08-30 |
| JP2014532891A (ja) | 2014-12-08 |
| WO2013061232A1 (en) | 2013-05-02 |
| EP2774147A1 (en) | 2014-09-10 |
| CN103999155A (zh) | 2014-08-20 |
| BR112014009647B1 (pt) | 2021-11-03 |
| RU2616534C2 (ru) | 2017-04-17 |
| BR112014009647A2 (pt) | 2017-05-09 |
| CN103999155B (zh) | 2016-12-21 |
| US20140249809A1 (en) | 2014-09-04 |
| EP2774147B1 (en) | 2015-07-22 |