HK1092992A1 - Audio signal processing system and method - Google Patents
Audio signal processing system and methodInfo
- Publication number
- HK1092992A1 HK1092992A1 HK06113740.0A HK06113740A HK1092992A1 HK 1092992 A1 HK1092992 A1 HK 1092992A1 HK 06113740 A HK06113740 A HK 06113740A HK 1092992 A1 HK1092992 A1 HK 1092992A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- signal processing
- processing system
- audio signal
- audio
- signal
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
- H04S7/306—For headphones
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/0091—Means for obtaining special acoustic effects
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
- G10H1/06—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour
- G10H1/12—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour by filtering complex waveforms
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
- G10H1/06—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour
- G10H1/12—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour by filtering complex waveforms
- G10H1/125—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour by filtering complex waveforms using a digital filter
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K15/00—Acoustics not otherwise provided for
- G10K15/08—Arrangements for producing a reverberation or echo sound
- G10K15/12—Arrangements for producing a reverberation or echo sound using electronic time-delay networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
- G10H2210/155—Musical effects
- G10H2210/265—Acoustic effect simulation, i.e. volume, spatial, resonance or reverberation effects added to a musical sound, usually by appropriate filtering or delays
- G10H2210/281—Reverberation or echo
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
- G10H2210/155—Musical effects
- G10H2210/265—Acoustic effect simulation, i.e. volume, spatial, resonance or reverberation effects added to a musical sound, usually by appropriate filtering or delays
- G10H2210/295—Spatial effects, musical uses of multiple audio channels, e.g. stereo
- G10H2210/301—Soundscape or sound field simulation, reproduction or control for musical purposes, e.g. surround or 3D sound; Granular synthesis
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Stereophonic Arrangements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51978603P | 2003-11-12 | 2003-11-12 | |
PCT/AU2004/001479 WO2005048653A1 (en) | 2003-11-12 | 2004-10-27 | Audio signal processing system and method |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1092992A1 true HK1092992A1 (en) | 2007-02-16 |
Family
ID=34590443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK06113740.0A HK1092992A1 (en) | 2003-11-12 | 2006-12-14 | Audio signal processing system and method |
Country Status (13)
Country | Link |
---|---|
US (1) | US7949141B2 (ko) |
EP (1) | EP1685743B1 (ko) |
JP (2) | JP5084264B2 (ko) |
KR (1) | KR101184641B1 (ko) |
CN (1) | CN1879450B (ko) |
AU (1) | AU2004310176B2 (ko) |
CA (1) | CA2545268C (ko) |
DK (1) | DK1685743T3 (ko) |
ES (1) | ES2404512T3 (ko) |
HK (1) | HK1092992A1 (ko) |
IL (1) | IL175272A (ko) |
PL (1) | PL1685743T3 (ko) |
WO (1) | WO2005048653A1 (ko) |
Families Citing this family (51)
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JP2006101461A (ja) | 2004-09-30 | 2006-04-13 | Yamaha Corp | 立体音響再生装置 |
DE102005010057A1 (de) * | 2005-03-04 | 2006-09-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms |
JP4103903B2 (ja) * | 2005-06-06 | 2008-06-18 | ヤマハ株式会社 | オーディオ装置およびオーディオ装置によるビーム制御方法 |
US8027477B2 (en) | 2005-09-13 | 2011-09-27 | Srs Labs, Inc. | Systems and methods for audio processing |
TWI420918B (zh) * | 2005-12-02 | 2013-12-21 | Dolby Lab Licensing Corp | 低複雜度音訊矩陣解碼器 |
WO2007080211A1 (en) * | 2006-01-09 | 2007-07-19 | Nokia Corporation | Decoding of binaural audio signals |
TWI333386B (en) * | 2006-01-19 | 2010-11-11 | Lg Electronics Inc | Method and apparatus for processing a media signal |
TWI483244B (zh) | 2006-02-07 | 2015-05-01 | Lg Electronics Inc | 用於將信號編碼/解碼之裝置與方法 |
DE602007007457D1 (de) * | 2006-03-13 | 2010-08-12 | Dolby Lab Licensing Corp | Ableitung von mittelkanalton |
EP2005787B1 (en) * | 2006-04-03 | 2012-01-25 | Srs Labs, Inc. | Audio signal processing |
JP4835298B2 (ja) * | 2006-07-21 | 2011-12-14 | ソニー株式会社 | オーディオ信号処理装置、オーディオ信号処理方法およびプログラム |
CN101513124B (zh) * | 2006-09-07 | 2012-05-23 | 皇家飞利浦电子股份有限公司 | 用于大功率发光二极管照明的具有低压次级侧控制的谐振驱动器 |
KR100862663B1 (ko) * | 2007-01-25 | 2008-10-10 | 삼성전자주식회사 | 입력되는 신호를 공간상의 위치로 음상 정위하는 방법 및장치 |
US20100215195A1 (en) * | 2007-05-22 | 2010-08-26 | Koninklijke Philips Electronics N.V. | Device for and a method of processing audio data |
GB0724366D0 (en) * | 2007-12-14 | 2008-01-23 | Univ York | Environment modelling |
US8335331B2 (en) * | 2008-01-18 | 2012-12-18 | Microsoft Corporation | Multichannel sound rendering via virtualization in a stereo loudspeaker system |
WO2009106783A1 (fr) * | 2008-02-29 | 2009-09-03 | France Telecom | Procede et dispositif pour la determination de fonctions de transfert de type hrtf |
KR101354430B1 (ko) * | 2008-07-31 | 2014-01-22 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 바이노럴 신호를 위한 신호생성 |
WO2010070016A1 (en) * | 2008-12-19 | 2010-06-24 | Dolby Sweden Ab | Method and apparatus for applying reverb to a multi-channel audio signal using spatial cue parameters |
JP5505763B2 (ja) * | 2009-02-17 | 2014-05-28 | 学校法人日本大学 | 音場創生装置 |
US8000485B2 (en) * | 2009-06-01 | 2011-08-16 | Dts, Inc. | Virtual audio processing for loudspeaker or headphone playback |
US9055381B2 (en) | 2009-10-12 | 2015-06-09 | Nokia Technologies Oy | Multi-way analysis for audio processing |
EP2541542A1 (en) * | 2011-06-27 | 2013-01-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for determining a measure for a perceived level of reverberation, audio processor and method for processing a signal |
US9641951B2 (en) * | 2011-08-10 | 2017-05-02 | The Johns Hopkins University | System and method for fast binaural rendering of complex acoustic scenes |
US9602927B2 (en) * | 2012-02-13 | 2017-03-21 | Conexant Systems, Inc. | Speaker and room virtualization using headphones |
BR112014022438B1 (pt) * | 2012-03-23 | 2021-08-24 | Dolby Laboratories Licensing Corporation | Método e sistema para determinar uma função de transferência relacionada a cabeçalho e método para determinar um conjunto de funções de transferência relacionadas a cabeçalho acopladas |
KR102597573B1 (ko) | 2012-07-16 | 2023-11-02 | 돌비 인터네셔널 에이비 | 오디오 재생을 위한 오디오 음장 표현을 렌더링하는 방법 및 장치 |
US9426599B2 (en) | 2012-11-30 | 2016-08-23 | Dts, Inc. | Method and apparatus for personalized audio virtualization |
US9794715B2 (en) | 2013-03-13 | 2017-10-17 | Dts Llc | System and methods for processing stereo audio content |
US9426589B2 (en) * | 2013-07-04 | 2016-08-23 | Gn Resound A/S | Determination of individual HRTFs |
EP2840811A1 (en) * | 2013-07-22 | 2015-02-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for processing an audio signal; signal processing unit, binaural renderer, audio encoder and audio decoder |
EP2830326A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio prcessor for object-dependent processing |
US9286863B2 (en) * | 2013-09-12 | 2016-03-15 | Nancy Diane Moon | Apparatus and method for a celeste in an electronically-orbited speaker |
CA3122726C (en) | 2013-09-17 | 2023-05-09 | Wilus Institute Of Standards And Technology Inc. | Method and apparatus for processing multimedia signals |
KR101804744B1 (ko) | 2013-10-22 | 2017-12-06 | 연세대학교 산학협력단 | 오디오 신호 처리 방법 및 장치 |
KR101467822B1 (ko) * | 2013-12-18 | 2014-12-03 | 한국해양과학기술원 | 스테레오 수중 음향신호의 공기 중 재현을 위한 신호처리방법 및 이를 이용한 신호처리장치 |
EP3934283B1 (en) | 2013-12-23 | 2023-08-23 | Wilus Institute of Standards and Technology Inc. | Audio signal processing method and parameterization device for same |
EP3122073B1 (en) | 2014-03-19 | 2023-12-20 | Wilus Institute of Standards and Technology Inc. | Audio signal processing method and apparatus |
CN106165452B (zh) | 2014-04-02 | 2018-08-21 | 韦勒斯标准与技术协会公司 | 音频信号处理方法和设备 |
US9584938B2 (en) * | 2015-01-19 | 2017-02-28 | Sennheiser Electronic Gmbh & Co. Kg | Method of determining acoustical characteristics of a room or venue having n sound sources |
EP3257270B1 (en) * | 2015-03-27 | 2019-02-06 | Fraunhofer Gesellschaft zur Förderung der Angewand | Apparatus and method for processing stereo signals for reproduction in cars to achieve individual three-dimensional sound by frontal loudspeakers |
EP3413590B1 (en) * | 2016-02-01 | 2019-11-06 | Sony Corporation | Audio output device, audio output method, program, and audio system |
CN110622525A (zh) * | 2017-05-17 | 2019-12-27 | 索尼公司 | 音频输出控制器、音频输出控制方法以及程序 |
US10764704B2 (en) * | 2018-03-22 | 2020-09-01 | Boomcloud 360, Inc. | Multi-channel subband spatial processing for loudspeakers |
US10841727B2 (en) * | 2018-06-12 | 2020-11-17 | Magic Leap, Inc. | Low-frequency interchannel coherence control |
CN115866505A (zh) | 2018-08-20 | 2023-03-28 | 华为技术有限公司 | 音频处理方法和装置 |
CN110856095B (zh) | 2018-08-20 | 2021-11-19 | 华为技术有限公司 | 音频处理方法和装置 |
CN116249053B (zh) * | 2018-10-05 | 2024-07-19 | 奇跃公司 | 用于双耳音频渲染的耳间时间差交叉渐变器 |
JP7029031B2 (ja) * | 2019-01-21 | 2022-03-02 | アウター・エコー・インコーポレイテッド | 時間的に変化する再帰型フィルタ構造による仮想聴覚レンダリングのための方法およびシステム |
US10841728B1 (en) | 2019-10-10 | 2020-11-17 | Boomcloud 360, Inc. | Multi-channel crosstalk processing |
NL2026361B1 (en) * | 2020-08-28 | 2022-04-29 | Liquid Oxigen Lox B V | Method for generating a reverberation audio signal |
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US4027101A (en) * | 1976-04-26 | 1977-05-31 | Hybrid Systems Corporation | Simulation of reverberation in audio signals |
JPS5552700A (en) | 1978-10-14 | 1980-04-17 | Matsushita Electric Ind Co Ltd | Sound image normal control unit |
US4731848A (en) * | 1984-10-22 | 1988-03-15 | Northwestern University | Spatial reverberator |
EP0641477B1 (en) | 1992-05-20 | 1999-03-10 | Industrial Research Limited | Wideband assisted reverberation system |
JPH0666200U (ja) | 1993-02-16 | 1994-09-16 | オンキヨー株式会社 | 音響再生装置 |
US5371799A (en) * | 1993-06-01 | 1994-12-06 | Qsound Labs, Inc. | Stereo headphone sound source localization system |
KR0135850B1 (ko) * | 1993-11-18 | 1998-05-15 | 김광호 | 음성재생장치 |
JPH07222297A (ja) * | 1994-02-04 | 1995-08-18 | Matsushita Electric Ind Co Ltd | 音場再生装置 |
US6421446B1 (en) * | 1996-09-25 | 2002-07-16 | Qsound Labs, Inc. | Apparatus for creating 3D audio imaging over headphones using binaural synthesis including elevation |
US5809149A (en) * | 1996-09-25 | 1998-09-15 | Qsound Labs, Inc. | Apparatus for creating 3D audio imaging over headphones using binaural synthesis |
US6021206A (en) * | 1996-10-02 | 2000-02-01 | Lake Dsp Pty Ltd | Methods and apparatus for processing spatialised audio |
EP0946680A4 (en) * | 1996-11-25 | 2003-01-22 | Ashland Inc | METHOD FOR PRODUCING A HYDROGEN-LIKE AND CARBON-MONOXIDE-HIGH GAS BY USE OF LIQUID METALS IN TWO ZONES |
DK1025743T3 (da) | 1997-09-16 | 2013-08-05 | Dolby Lab Licensing Corp | Anvendelse af filtereffekter i stereohovedtelefoner for at forbedre den rumlige opfattelse af en kilde rundt om en lytter |
DE69823228T2 (de) * | 1997-12-19 | 2005-04-14 | Daewoo Electronics Corp. | Raumklangsignalverarbeitungsvorriehtung und -verfahren |
JP2000152399A (ja) * | 1998-11-12 | 2000-05-30 | Yamaha Corp | 音場効果制御装置 |
US6188769B1 (en) * | 1998-11-13 | 2001-02-13 | Creative Technology Ltd. | Environmental reverberation processor |
AUPP790598A0 (en) * | 1998-12-23 | 1999-01-28 | Lake Dsp Pty Limited | Efficient impulse response convolution method and apparatus |
GB9922654D0 (en) * | 1999-09-27 | 1999-11-24 | Jaber Marwan | Noise suppression system |
JP2002044799A (ja) | 2000-07-31 | 2002-02-08 | Yamaha Corp | オーディオ用アンプ |
US7149314B2 (en) * | 2000-12-04 | 2006-12-12 | Creative Technology Ltd | Reverberation processor based on absorbent all-pass filters |
-
2004
- 2004-10-21 US US10/970,123 patent/US7949141B2/en active Active
- 2004-10-27 CA CA2545268A patent/CA2545268C/en active Active
- 2004-10-27 PL PL04789617T patent/PL1685743T3/pl unknown
- 2004-10-27 WO PCT/AU2004/001479 patent/WO2005048653A1/en active Application Filing
- 2004-10-27 ES ES04789617T patent/ES2404512T3/es active Active
- 2004-10-27 EP EP04789617A patent/EP1685743B1/en active Active
- 2004-10-27 AU AU2004310176A patent/AU2004310176B2/en active Active
- 2004-10-27 KR KR1020067009354A patent/KR101184641B1/ko active IP Right Grant
- 2004-10-27 CN CN200480033451XA patent/CN1879450B/zh active Active
- 2004-10-27 DK DK04789617.0T patent/DK1685743T3/da active
- 2004-10-27 JP JP2006538593A patent/JP5084264B2/ja active Active
-
2006
- 2006-04-27 IL IL175272A patent/IL175272A/en active IP Right Grant
- 2006-12-14 HK HK06113740.0A patent/HK1092992A1/xx unknown
-
2011
- 2011-05-24 JP JP2011115669A patent/JP2011223595A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA2545268A1 (en) | 2005-05-26 |
IL175272A0 (en) | 2006-09-05 |
PL1685743T3 (pl) | 2013-06-28 |
US7949141B2 (en) | 2011-05-24 |
CN1879450A (zh) | 2006-12-13 |
AU2004310176A1 (en) | 2005-05-26 |
JP5084264B2 (ja) | 2012-11-28 |
WO2005048653A1 (en) | 2005-05-26 |
CN1879450B (zh) | 2010-04-28 |
DK1685743T3 (da) | 2013-04-15 |
IL175272A (en) | 2012-04-30 |
ES2404512T3 (es) | 2013-05-28 |
KR20060120109A (ko) | 2006-11-24 |
AU2004310176B2 (en) | 2008-04-24 |
JP2011223595A (ja) | 2011-11-04 |
EP1685743B1 (en) | 2013-02-27 |
EP1685743A4 (en) | 2009-09-09 |
EP1685743A1 (en) | 2006-08-02 |
KR101184641B1 (ko) | 2012-09-20 |
CA2545268C (en) | 2015-04-28 |
JP2007511140A (ja) | 2007-04-26 |
US20050100171A1 (en) | 2005-05-12 |
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