CN1535555B - 基于对有用声音静音的心形波束的声学装置、系统和方法 - Google Patents
基于对有用声音静音的心形波束的声学装置、系统和方法 Download PDFInfo
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- CN1535555B CN1535555B CN028091779A CN02809177A CN1535555B CN 1535555 B CN1535555 B CN 1535555B CN 028091779 A CN028091779 A CN 028091779A CN 02809177 A CN02809177 A CN 02809177A CN 1535555 B CN1535555 B CN 1535555B
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
-
- 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
- G10L15/00—Speech recognition
- G10L15/20—Speech recognition techniques specially adapted for robustness in adverse environments, e.g. in noise, of stress induced speech
-
- 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
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
- H04R2410/01—Noise reduction using microphones having different directional characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
- H04R2410/05—Noise reduction with a separate noise microphone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/40—Arrangements for obtaining a desired directivity characteristic
- H04R25/407—Circuits for combining signals of a plurality of transducers
Landscapes
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Circuit For Audible Band Transducer (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Description
ASR | 自动语音识别 |
BSS | 盲信号分离或盲源分离 |
FFT | 快速傅立叶变换 |
FIR | 有限脉冲响应 |
IFFT | 傅立叶逆变换 |
LMS | 最小均方 |
NLMS | 归一化最小均方 |
Claims (39)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30946201P | 2001-08-01 | 2001-08-01 | |
US60/309,462 | 2001-08-01 | ||
PCT/US2002/023932 WO2003013185A1 (en) | 2001-08-01 | 2002-07-26 | Cardioid beam with a desired null based acoustic devices, systems and methods |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1535555A CN1535555A (zh) | 2004-10-06 |
CN1535555B true CN1535555B (zh) | 2011-05-25 |
Family
ID=23198339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN028091779A Expired - Lifetime CN1535555B (zh) | 2001-08-01 | 2002-07-26 | 基于对有用声音静音的心形波束的声学装置、系统和方法 |
Country Status (6)
Country | Link |
---|---|
US (4) | US7386135B2 (zh) |
EP (1) | EP1413169A1 (zh) |
JP (1) | JP4378170B2 (zh) |
KR (1) | KR20040028933A (zh) |
CN (1) | CN1535555B (zh) |
WO (1) | WO2003013185A1 (zh) |
Families Citing this family (50)
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US8019091B2 (en) | 2000-07-19 | 2011-09-13 | Aliphcom, Inc. | Voice activity detector (VAD) -based multiple-microphone acoustic noise suppression |
US8947347B2 (en) * | 2003-08-27 | 2015-02-03 | Sony Computer Entertainment Inc. | Controlling actions in a video game unit |
US7697700B2 (en) * | 2006-05-04 | 2010-04-13 | Sony Computer Entertainment Inc. | Noise removal for electronic device with far field microphone on console |
US7783061B2 (en) * | 2003-08-27 | 2010-08-24 | Sony Computer Entertainment Inc. | Methods and apparatus for the targeted sound detection |
US8073157B2 (en) * | 2003-08-27 | 2011-12-06 | Sony Computer Entertainment Inc. | Methods and apparatus for targeted sound detection and characterization |
US8160269B2 (en) | 2003-08-27 | 2012-04-17 | Sony Computer Entertainment Inc. | Methods and apparatuses for adjusting a listening area for capturing sounds |
US8233642B2 (en) | 2003-08-27 | 2012-07-31 | Sony Computer Entertainment Inc. | Methods and apparatuses for capturing an audio signal based on a location of the signal |
US9174119B2 (en) | 2002-07-27 | 2015-11-03 | Sony Computer Entertainement America, LLC | Controller for providing inputs to control execution of a program when inputs are combined |
US7803050B2 (en) | 2002-07-27 | 2010-09-28 | Sony Computer Entertainment Inc. | Tracking device with sound emitter for use in obtaining information for controlling game program execution |
US8139793B2 (en) * | 2003-08-27 | 2012-03-20 | Sony Computer Entertainment Inc. | Methods and apparatus for capturing audio signals based on a visual image |
US6660683B1 (en) * | 2002-10-21 | 2003-12-09 | W.R. Grace & Co.-Conn. | NOx reduction compositions for use in FCC processes |
US9066186B2 (en) | 2003-01-30 | 2015-06-23 | Aliphcom | Light-based detection for acoustic applications |
US9099094B2 (en) | 2003-03-27 | 2015-08-04 | Aliphcom | Microphone array with rear venting |
US20070223732A1 (en) * | 2003-08-27 | 2007-09-27 | Mao Xiao D | Methods and apparatuses for adjusting a visual image based on an audio signal |
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US8503686B2 (en) | 2007-05-25 | 2013-08-06 | Aliphcom | Vibration sensor and acoustic voice activity detection system (VADS) for use with electronic systems |
US8174930B2 (en) * | 2007-06-01 | 2012-05-08 | Second Wind Systems, Inc. | Housing for phased array monostatic sodar systems |
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WO2008157421A1 (en) * | 2007-06-13 | 2008-12-24 | Aliphcom, Inc. | Dual omnidirectional microphone array |
WO2009078105A1 (ja) * | 2007-12-19 | 2009-06-25 | Fujitsu Limited | 雑音抑圧装置、雑音抑圧制御装置、雑音抑圧方法及び雑音抑圧プログラム |
US8264908B2 (en) * | 2009-03-09 | 2012-09-11 | Second Wind Systems, Inc. | Method of detecting and compensating for precipitation in sodar systems |
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JP5493611B2 (ja) * | 2009-09-09 | 2014-05-14 | ソニー株式会社 | 情報処理装置、情報処理方法およびプログラム |
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TWI396190B (zh) * | 2009-11-03 | 2013-05-11 | Ind Tech Res Inst | 降噪系統及降噪方法 |
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KR101248971B1 (ko) * | 2011-05-26 | 2013-04-09 | 주식회사 마이티웍스 | 방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법 |
JP6375362B2 (ja) | 2013-03-13 | 2018-08-15 | コピン コーポレーション | 雑音キャンセリングマイクロホン装置 |
US9083782B2 (en) | 2013-05-08 | 2015-07-14 | Blackberry Limited | Dual beamform audio echo reduction |
US20170164102A1 (en) * | 2015-12-08 | 2017-06-08 | Motorola Mobility Llc | Reducing multiple sources of side interference with adaptive microphone arrays |
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CN105848054B (zh) * | 2016-03-15 | 2020-04-10 | 歌尔股份有限公司 | 耳机及其降噪方法 |
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WO2018173267A1 (ja) * | 2017-03-24 | 2018-09-27 | ヤマハ株式会社 | 収音装置および収音方法 |
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CN111863012B (zh) * | 2020-07-31 | 2024-07-16 | 北京小米松果电子有限公司 | 一种音频信号处理方法、装置、终端及存储介质 |
US12062369B2 (en) * | 2020-09-25 | 2024-08-13 | Intel Corporation | Real-time dynamic noise reduction using convolutional networks |
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US4653102A (en) * | 1985-11-05 | 1987-03-24 | Position Orientation Systems | Directional microphone system |
US4888807A (en) * | 1989-01-18 | 1989-12-19 | Audio-Technica U.S., Inc. | Variable pattern microphone system |
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-
2002
- 2002-07-26 JP JP2003518225A patent/JP4378170B2/ja not_active Expired - Lifetime
- 2002-07-26 KR KR10-2004-7000818A patent/KR20040028933A/ko not_active Application Discontinuation
- 2002-07-26 US US10/206,242 patent/US7386135B2/en active Active
- 2002-07-26 CN CN028091779A patent/CN1535555B/zh not_active Expired - Lifetime
- 2002-07-26 EP EP02759195A patent/EP1413169A1/en not_active Withdrawn
- 2002-07-26 WO PCT/US2002/023932 patent/WO2003013185A1/en active Application Filing
-
2008
- 2008-06-09 US US12/157,426 patent/US8885850B2/en not_active Expired - Lifetime
-
2014
- 2014-02-18 US US14/183,459 patent/US9491544B2/en not_active Expired - Lifetime
- 2014-02-18 US US14/183,467 patent/US9456275B2/en not_active Expired - Lifetime
Patent Citations (2)
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---|---|---|---|---|
US4653102A (en) * | 1985-11-05 | 1987-03-24 | Position Orientation Systems | Directional microphone system |
US4888807A (en) * | 1989-01-18 | 1989-12-19 | Audio-Technica U.S., Inc. | Variable pattern microphone system |
Also Published As
Publication number | Publication date |
---|---|
EP1413169A1 (en) | 2004-04-28 |
US20140244250A1 (en) | 2014-08-28 |
KR20040028933A (ko) | 2004-04-03 |
US9456275B2 (en) | 2016-09-27 |
US20090268920A1 (en) | 2009-10-29 |
JP4378170B2 (ja) | 2009-12-02 |
US20050074129A1 (en) | 2005-04-07 |
JP2005503698A (ja) | 2005-02-03 |
US8885850B2 (en) | 2014-11-11 |
US20140233758A1 (en) | 2014-08-21 |
CN1535555A (zh) | 2004-10-06 |
WO2003013185A1 (en) | 2003-02-13 |
US7386135B2 (en) | 2008-06-10 |
US9491544B2 (en) | 2016-11-08 |
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Effective date of registration: 20200728 Address after: Room 211, 2 / F, optoelectronic center, No.2, science and technology Avenue East, Shatin Science Park, Hong Kong, China Patentee after: Solos Technology Co.,Ltd. Address before: Massachusetts, USA Patentee before: KOPIN Corp. Effective date of registration: 20200728 Address after: Washington, USA Patentee after: Orizon Address before: Washington State Patentee before: Fan Dashen Effective date of registration: 20200728 Address after: Massachusetts, USA Patentee after: KOPIN Corp. Address before: Washington, USA Patentee before: Orizon |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20110525 |