DE69423098T2 - Verbessertes tonwiedergabesystem - Google Patents
Verbessertes tonwiedergabesystemInfo
- Publication number
- DE69423098T2 DE69423098T2 DE69423098T DE69423098T DE69423098T2 DE 69423098 T2 DE69423098 T2 DE 69423098T2 DE 69423098 T DE69423098 T DE 69423098T DE 69423098 T DE69423098 T DE 69423098T DE 69423098 T2 DE69423098 T2 DE 69423098T2
- Authority
- DE
- Germany
- Prior art keywords
- play system
- improved sound
- sound play
- improved
- sound
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
-
- 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1781—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
- G10K11/17813—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms
- G10K11/17817—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms between the output signals and the error signals, i.e. secondary path
-
- 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1781—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
- G10K11/17821—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the input signals only
- G10K11/17827—Desired external signals, e.g. pass-through audio such as music or speech
-
- 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1785—Methods, e.g. algorithms; Devices
- G10K11/17853—Methods, e.g. algorithms; Devices of the filter
- G10K11/17854—Methods, e.g. algorithms; Devices of the filter the filter being an adaptive 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1785—Methods, e.g. algorithms; Devices
- G10K11/17857—Geometric disposition, e.g. placement of microphones
-
- 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17875—General system configurations using an error signal without a reference signal, e.g. pure feedback
-
- 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17879—General system configurations using both a reference signal and an error signal
- G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
-
- 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17885—General system configurations additionally using a desired external signal, e.g. pass-through audio such as music or speech
-
- 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
- H04S7/301—Automatic calibration of stereophonic sound system, e.g. with test microphone
-
- 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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/105—Appliances, e.g. washing machines or dishwashers
- G10K2210/1053—Hi-fi, i.e. anything involving music, radios or loudspeakers
-
- 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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
-
- 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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
- G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
-
- 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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/301—Computational
- G10K2210/3028—Filtering, e.g. Kalman filters or special analogue or digital filters
-
- 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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/301—Computational
- G10K2210/3045—Multiple acoustic inputs, single acoustic output
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/01—Hearing devices using active noise cancellation
-
- 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
- H04S7/307—Frequency adjustment, e.g. tone control
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Circuit For Audible Band Transducer (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/041,382 US5481615A (en) | 1993-04-01 | 1993-04-01 | Audio reproduction system |
PCT/US1994/003358 WO1994023419A1 (en) | 1993-04-01 | 1994-04-01 | Improved audio reproduction system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69423098D1 DE69423098D1 (de) | 2000-03-30 |
DE69423098T2 true DE69423098T2 (de) | 2000-11-09 |
Family
ID=21916214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69423098T Expired - Fee Related DE69423098T2 (de) | 1993-04-01 | 1994-04-01 | Verbessertes tonwiedergabesystem |
Country Status (5)
Country | Link |
---|---|
US (1) | US5481615A (de) |
EP (1) | EP0694197B1 (de) |
CA (1) | CA2159590C (de) |
DE (1) | DE69423098T2 (de) |
WO (1) | WO1994023419A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10327053A1 (de) * | 2003-06-16 | 2005-01-05 | Volkswagen Ag | Audiosystem zum parallelen Hören unterschiedlicher Audioquellen |
Families Citing this family (135)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6778672B2 (en) * | 1992-05-05 | 2004-08-17 | Automotive Technologies International Inc. | Audio reception control arrangement and method for a vehicle |
US5699436A (en) * | 1992-04-30 | 1997-12-16 | Noise Cancellation Technologies, Inc. | Hands free noise canceling headset |
US5732143A (en) | 1992-10-29 | 1998-03-24 | Andrea Electronics Corp. | Noise cancellation apparatus |
US5625684A (en) * | 1993-02-04 | 1997-04-29 | Local Silence, Inc. | Active noise suppression system for telephone handsets and method |
US7103188B1 (en) | 1993-06-23 | 2006-09-05 | Owen Jones | Variable gain active noise cancelling system with improved residual noise sensing |
AU7355594A (en) * | 1993-06-23 | 1995-01-17 | Noise Cancellation Technologies, Inc. | Variable gain active noise cancellation system with improved residual noise sensing |
US5761314A (en) * | 1994-01-27 | 1998-06-02 | Sony Corporation | Audio reproducing apparatus and headphone |
JPH07273840A (ja) * | 1994-03-25 | 1995-10-20 | Nec Corp | 音声帯域制御機能を有する移動電話機 |
JP3167259B2 (ja) * | 1994-05-06 | 2001-05-21 | 三菱電機株式会社 | 音響再生装置 |
US8189825B2 (en) * | 1994-05-09 | 2012-05-29 | Breed David S | Sound management techniques for vehicles |
AU703548B2 (en) * | 1994-08-30 | 1999-03-25 | 3M Innovative Properties Company | An electronic stethoscope |
US7006638B1 (en) | 1994-08-30 | 2006-02-28 | Bang & Olufsen Technology A/S | Electronic stethoscope |
US5680450A (en) * | 1995-02-24 | 1997-10-21 | Ericsson Inc. | Apparatus and method for canceling acoustic echoes including non-linear distortions in loudspeaker telephones |
KR100412171B1 (ko) * | 1995-04-03 | 2004-04-28 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 신호증폭시스템,신호처리시스템및출력신호도출방법 |
JP2843278B2 (ja) * | 1995-07-24 | 1999-01-06 | 松下電器産業株式会社 | 騒音制御型送受話器 |
FR2739214B1 (fr) * | 1995-09-27 | 1997-12-19 | Technofirst | Procede et dispositif d'attenuation active hybride de vibrations, notamment de vibrations mecaniques, sonores ou analogues |
FI99062C (fi) * | 1995-10-05 | 1997-09-25 | Nokia Mobile Phones Ltd | Puhesignaalin taajuuskorjaus matkapuhelimessa |
US5961443A (en) * | 1996-07-31 | 1999-10-05 | East Carolina University | Therapeutic device to ameliorate stuttering |
US5692055A (en) * | 1996-09-24 | 1997-11-25 | Honda Giken Kogyo Kabushiki Kaisha | Active noise-suppressive control method and apparatus |
JP3346198B2 (ja) * | 1996-12-10 | 2002-11-18 | 富士ゼロックス株式会社 | 能動消音装置 |
WO1998041973A1 (en) * | 1997-03-18 | 1998-09-24 | Tapuz Medical Technology Ltd. | Feedback capable earphones and a computerized audiometer which contains them |
US6078672A (en) * | 1997-05-06 | 2000-06-20 | Virginia Tech Intellectual Properties, Inc. | Adaptive personal active noise system |
US6259792B1 (en) * | 1997-07-17 | 2001-07-10 | Advanced Micro Devices, Inc. | Waveform playback device for active noise cancellation |
US6278786B1 (en) | 1997-07-29 | 2001-08-21 | Telex Communications, Inc. | Active noise cancellation aircraft headset system |
TW392416B (en) * | 1997-08-18 | 2000-06-01 | Noise Cancellation Tech | Noise cancellation system for active headsets |
FI973455A (fi) * | 1997-08-22 | 1999-02-23 | Nokia Mobile Phones Ltd | Menetelmä ja järjestely melun vaimentamiseksi tilassa muodostamalla vastamelua |
US6584204B1 (en) | 1997-12-11 | 2003-06-24 | The Regents Of The University Of California | Loudspeaker system with feedback control for improved bandwidth and distortion reduction |
US6396930B1 (en) * | 1998-02-20 | 2002-05-28 | Michael Allen Vaudrey | Active noise reduction for audiometry |
US6160893A (en) * | 1998-07-27 | 2000-12-12 | Saunders; William Richard | First draft-switching controller for personal ANR system |
US6249913B1 (en) * | 1998-10-09 | 2001-06-19 | General Dynamics Ots (Aerospace), Inc. | Aircraft data management system |
US7567677B1 (en) * | 1998-12-18 | 2009-07-28 | Gateway, Inc. | Noise reduction scheme for a computer system |
US6363345B1 (en) | 1999-02-18 | 2002-03-26 | Andrea Electronics Corporation | System, method and apparatus for cancelling noise |
US6608904B1 (en) * | 1999-06-04 | 2003-08-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for canceling interference in a loudspeaker communication path through adaptive discrimination |
US6594367B1 (en) | 1999-10-25 | 2003-07-15 | Andrea Electronics Corporation | Super directional beamforming design and implementation |
GB2360165A (en) * | 2000-03-07 | 2001-09-12 | Central Research Lab Ltd | A method of improving the audibility of sound from a loudspeaker located close to an ear |
AU2001244888A1 (en) * | 2000-03-07 | 2001-09-17 | Slab Dsp Limited | Active noise reduction system |
WO2001082650A2 (en) * | 2000-04-21 | 2001-11-01 | Keyhold Engineering, Inc. | Self-calibrating surround sound system |
AT410152B (de) * | 2000-06-07 | 2003-02-25 | Bier Guenther Ing | Verfahren und vorrichtung zur erzeugung einer einem eingangs-datenstrom folgenden wechselspannung |
AU2001266910A1 (en) * | 2000-06-14 | 2001-12-24 | Sleep Solutions, Inc. | Secure medical test and result delivery system |
US20040013272A1 (en) * | 2001-09-07 | 2004-01-22 | Reams Robert W | System and method for processing audio data |
US7492909B2 (en) * | 2001-04-05 | 2009-02-17 | Motorola, Inc. | Method for acoustic transducer calibration |
US6717537B1 (en) | 2001-06-26 | 2004-04-06 | Sonic Innovations, Inc. | Method and apparatus for minimizing latency in digital signal processing systems |
AU2002318963B2 (en) * | 2001-06-29 | 2006-11-02 | Hearworks Pty Ltd | Digital signal processing system and method for a telephony interface apparatus |
AUPR604201A0 (en) * | 2001-06-29 | 2001-07-26 | Hearworks Pty Ltd | Telephony interface apparatus |
KR20040053151A (ko) * | 2001-10-03 | 2004-06-23 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 사운드 신호들을 재생하는 방법 및 사운드 재생 시스템 |
US8208654B2 (en) * | 2001-10-30 | 2012-06-26 | Unwired Technology Llc | Noise cancellation for wireless audio distribution system |
AT411415B (de) * | 2001-12-11 | 2003-12-29 | Bier Guenther Ing | Verfahren und vorrichtung zur erzeugung einer einem eingangs-datenstrom folgenden wechselspannung |
US6639987B2 (en) * | 2001-12-11 | 2003-10-28 | Motorola, Inc. | Communication device with active equalization and method therefor |
US6690800B2 (en) * | 2002-02-08 | 2004-02-10 | Andrew M. Resnick | Method and apparatus for communication operator privacy |
US7483540B2 (en) * | 2002-03-25 | 2009-01-27 | Bose Corporation | Automatic audio system equalizing |
US7929708B2 (en) * | 2004-01-12 | 2011-04-19 | Dts, Inc. | Audio spatial environment engine |
US8189803B2 (en) * | 2004-06-15 | 2012-05-29 | Bose Corporation | Noise reduction headset |
US20060106620A1 (en) * | 2004-10-28 | 2006-05-18 | Thompson Jeffrey K | Audio spatial environment down-mixer |
WO2006050112A2 (en) * | 2004-10-28 | 2006-05-11 | Neural Audio Corp. | Audio spatial environment engine |
US7853022B2 (en) * | 2004-10-28 | 2010-12-14 | Thompson Jeffrey K | Audio spatial environment engine |
EP1770685A1 (de) * | 2005-10-03 | 2007-04-04 | Maysound ApS | System zur Verminderung der hörbaren Wahrnehmung des Schallstörpegels eines Menschen. |
KR100667852B1 (ko) * | 2006-01-13 | 2007-01-11 | 삼성전자주식회사 | 휴대용 레코더 기기의 잡음 제거 장치 및 그 방법 |
JP4359599B2 (ja) * | 2006-02-28 | 2009-11-04 | リオン株式会社 | 補聴器 |
GB2446966B (en) | 2006-04-12 | 2010-07-07 | Wolfson Microelectronics Plc | Digital circuit arrangements for ambient noise-reduction |
US20070253569A1 (en) * | 2006-04-26 | 2007-11-01 | Bose Amar G | Communicating with active noise reducing headset |
US20070274531A1 (en) * | 2006-05-24 | 2007-11-29 | Sony Ericsson Mobile Communications Ab | Sound pressure monitor |
US8652040B2 (en) | 2006-12-19 | 2014-02-18 | Valencell, Inc. | Telemetric apparatus for health and environmental monitoring |
CN101295994B (zh) * | 2007-04-26 | 2012-12-19 | 鸿富锦精密工业(深圳)有限公司 | 移动通信装置 |
US20090052701A1 (en) * | 2007-08-20 | 2009-02-26 | Reams Robert W | Spatial teleconferencing system and method |
CN101400007A (zh) * | 2007-09-28 | 2009-04-01 | 富准精密工业(深圳)有限公司 | 主动消噪耳机及其消噪方法 |
US20090136052A1 (en) * | 2007-11-27 | 2009-05-28 | David Clark Company Incorporated | Active Noise Cancellation Using a Predictive Approach |
DE102008007240A1 (de) * | 2008-02-01 | 2009-08-06 | Robert Bosch Gmbh | Verfahren zur automatischen Kontrolle mindestens eines akustischen Parameters |
JP4506873B2 (ja) * | 2008-05-08 | 2010-07-21 | ソニー株式会社 | 信号処理装置、信号処理方法 |
US8107654B2 (en) | 2008-05-21 | 2012-01-31 | Starkey Laboratories, Inc | Mixing of in-the-ear microphone and outside-the-ear microphone signals to enhance spatial perception |
KR100970920B1 (ko) | 2008-06-30 | 2010-07-20 | 권대훈 | 튜닝음향 피드백 장치 |
US8275150B2 (en) | 2008-07-29 | 2012-09-25 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
CN102113346B (zh) | 2008-07-29 | 2013-10-30 | 杜比实验室特许公司 | 用于电声通道的自适应控制和均衡的方法 |
US20110002474A1 (en) * | 2009-01-29 | 2011-01-06 | Graeme Colin Fuller | Active Noise Reduction System Control |
WO2010104299A2 (en) * | 2009-03-08 | 2010-09-16 | Lg Electronics Inc. | An apparatus for processing an audio signal and method thereof |
US8090114B2 (en) * | 2009-04-28 | 2012-01-03 | Bose Corporation | Convertible filter |
US8184822B2 (en) * | 2009-04-28 | 2012-05-22 | Bose Corporation | ANR signal processing topology |
US8165313B2 (en) * | 2009-04-28 | 2012-04-24 | Bose Corporation | ANR settings triple-buffering |
US8073150B2 (en) * | 2009-04-28 | 2011-12-06 | Bose Corporation | Dynamically configurable ANR signal processing topology |
US8073151B2 (en) * | 2009-04-28 | 2011-12-06 | Bose Corporation | Dynamically configurable ANR filter block topology |
JP2010259008A (ja) * | 2009-04-28 | 2010-11-11 | Toshiba Corp | 信号処理装置、音響装置及び信号処理方法 |
US9344051B2 (en) * | 2009-06-29 | 2016-05-17 | Nokia Technologies Oy | Apparatus, method and storage medium for performing adaptive audio equalization |
CN102860043B (zh) | 2010-03-12 | 2015-04-08 | 诺基亚公司 | 用于控制声学信号的装置、方法和计算机程序 |
TWI562137B (en) | 2010-04-09 | 2016-12-11 | Dts Inc | Adaptive environmental noise compensation for audio playback |
US8908877B2 (en) | 2010-12-03 | 2014-12-09 | Cirrus Logic, Inc. | Ear-coupling detection and adjustment of adaptive response in noise-canceling in personal audio devices |
KR101909432B1 (ko) | 2010-12-03 | 2018-10-18 | 씨러스 로직 인코포레이티드 | 개인용 오디오 디바이스에서 적응형 잡음 제거기의 실수 제어 |
US9318094B2 (en) | 2011-06-03 | 2016-04-19 | Cirrus Logic, Inc. | Adaptive noise canceling architecture for a personal audio device |
US9824677B2 (en) | 2011-06-03 | 2017-11-21 | Cirrus Logic, Inc. | Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC) |
US8948407B2 (en) | 2011-06-03 | 2015-02-03 | Cirrus Logic, Inc. | Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC) |
US8958571B2 (en) | 2011-06-03 | 2015-02-17 | Cirrus Logic, Inc. | MIC covering detection in personal audio devices |
EP2551845B1 (de) * | 2011-07-26 | 2020-04-01 | Harman Becker Automotive Systems GmbH | Rauschmindernde Tonwiedergabe |
US9325821B1 (en) | 2011-09-30 | 2016-04-26 | Cirrus Logic, Inc. | Sidetone management in an adaptive noise canceling (ANC) system including secondary path modeling |
FR2983026A1 (fr) * | 2011-11-22 | 2013-05-24 | Parrot | Casque audio a controle actif de bruit de type non-adaptatif, pour l'ecoute d'une source musicale audio et/ou pour des fonctions de telephonie "mains-libres" |
US8995679B2 (en) | 2011-12-13 | 2015-03-31 | Bose Corporation | Power supply voltage-based headset function control |
US9318090B2 (en) | 2012-05-10 | 2016-04-19 | Cirrus Logic, Inc. | Downlink tone detection and adaptation of a secondary path response model in an adaptive noise canceling system |
US9123321B2 (en) | 2012-05-10 | 2015-09-01 | Cirrus Logic, Inc. | Sequenced adaptation of anti-noise generator response and secondary path response in an adaptive noise canceling system |
US9319781B2 (en) | 2012-05-10 | 2016-04-19 | Cirrus Logic, Inc. | Frequency and direction-dependent ambient sound handling in personal audio devices having adaptive noise cancellation (ANC) |
EP2873251B1 (de) * | 2012-07-13 | 2018-11-07 | Razer (Asia-Pacific) Pte. Ltd. | Vorrichtung zur ausgabe eines tonsignals und verfahren zur verarbeitung eines tonsignals |
US9532139B1 (en) | 2012-09-14 | 2016-12-27 | Cirrus Logic, Inc. | Dual-microphone frequency amplitude response self-calibration |
US9049513B2 (en) | 2012-09-18 | 2015-06-02 | Bose Corporation | Headset power source managing |
US10034087B2 (en) | 2012-10-26 | 2018-07-24 | Asius Technologies, Llc | Audio signal processing for listening devices |
US9020160B2 (en) | 2012-11-02 | 2015-04-28 | Bose Corporation | Reducing occlusion effect in ANR headphones |
US8798283B2 (en) | 2012-11-02 | 2014-08-05 | Bose Corporation | Providing ambient naturalness in ANR headphones |
US9369798B1 (en) | 2013-03-12 | 2016-06-14 | Cirrus Logic, Inc. | Internal dynamic range control in an adaptive noise cancellation (ANC) system |
US9414150B2 (en) | 2013-03-14 | 2016-08-09 | Cirrus Logic, Inc. | Low-latency multi-driver adaptive noise canceling (ANC) system for a personal audio device |
US9502020B1 (en) | 2013-03-15 | 2016-11-22 | Cirrus Logic, Inc. | Robust adaptive noise canceling (ANC) in a personal audio device |
US10206032B2 (en) | 2013-04-10 | 2019-02-12 | Cirrus Logic, Inc. | Systems and methods for multi-mode adaptive noise cancellation for audio headsets |
US9066176B2 (en) | 2013-04-15 | 2015-06-23 | Cirrus Logic, Inc. | Systems and methods for adaptive noise cancellation including dynamic bias of coefficients of an adaptive noise cancellation system |
US9462376B2 (en) | 2013-04-16 | 2016-10-04 | Cirrus Logic, Inc. | Systems and methods for hybrid adaptive noise cancellation |
US9460701B2 (en) | 2013-04-17 | 2016-10-04 | Cirrus Logic, Inc. | Systems and methods for adaptive noise cancellation by biasing anti-noise level |
US9478210B2 (en) | 2013-04-17 | 2016-10-25 | Cirrus Logic, Inc. | Systems and methods for hybrid adaptive noise cancellation |
US9578432B1 (en) | 2013-04-24 | 2017-02-21 | Cirrus Logic, Inc. | Metric and tool to evaluate secondary path design in adaptive noise cancellation systems |
US9264808B2 (en) | 2013-06-14 | 2016-02-16 | Cirrus Logic, Inc. | Systems and methods for detection and cancellation of narrow-band noise |
CN109327789B (zh) | 2013-06-28 | 2021-07-13 | 哈曼国际工业有限公司 | 一种增强声音的再现的方法和系统 |
US9392364B1 (en) | 2013-08-15 | 2016-07-12 | Cirrus Logic, Inc. | Virtual microphone for adaptive noise cancellation in personal audio devices |
US9666176B2 (en) | 2013-09-13 | 2017-05-30 | Cirrus Logic, Inc. | Systems and methods for adaptive noise cancellation by adaptively shaping internal white noise to train a secondary path |
US9620101B1 (en) | 2013-10-08 | 2017-04-11 | Cirrus Logic, Inc. | Systems and methods for maintaining playback fidelity in an audio system with adaptive noise cancellation |
US10219071B2 (en) | 2013-12-10 | 2019-02-26 | Cirrus Logic, Inc. | Systems and methods for bandlimiting anti-noise in personal audio devices having adaptive noise cancellation |
US9704472B2 (en) | 2013-12-10 | 2017-07-11 | Cirrus Logic, Inc. | Systems and methods for sharing secondary path information between audio channels in an adaptive noise cancellation system |
US10382864B2 (en) * | 2013-12-10 | 2019-08-13 | Cirrus Logic, Inc. | Systems and methods for providing adaptive playback equalization in an audio device |
US9729984B2 (en) * | 2014-01-18 | 2017-08-08 | Microsoft Technology Licensing, Llc | Dynamic calibration of an audio system |
US20160035334A1 (en) * | 2014-02-14 | 2016-02-04 | Dennis McNutt | Audio system and method for reduction and/or elimination of distortion |
US9369557B2 (en) | 2014-03-05 | 2016-06-14 | Cirrus Logic, Inc. | Frequency-dependent sidetone calibration |
US9479860B2 (en) | 2014-03-07 | 2016-10-25 | Cirrus Logic, Inc. | Systems and methods for enhancing performance of audio transducer based on detection of transducer status |
US9319784B2 (en) | 2014-04-14 | 2016-04-19 | Cirrus Logic, Inc. | Frequency-shaped noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices |
US9672843B2 (en) * | 2014-05-29 | 2017-06-06 | Apple Inc. | Apparatus and method for improving an audio signal in the spectral domain |
US10181315B2 (en) | 2014-06-13 | 2019-01-15 | Cirrus Logic, Inc. | Systems and methods for selectively enabling and disabling adaptation of an adaptive noise cancellation system |
US9792892B2 (en) | 2014-07-15 | 2017-10-17 | Amphenol Phitek Limited | Noise cancellation system |
CN106797513B (zh) * | 2014-08-29 | 2020-06-09 | 哈曼国际工业有限公司 | 自动校准的噪音消除头戴式耳机 |
US9478212B1 (en) | 2014-09-03 | 2016-10-25 | Cirrus Logic, Inc. | Systems and methods for use of adaptive secondary path estimate to control equalization in an audio device |
US9552805B2 (en) | 2014-12-19 | 2017-01-24 | Cirrus Logic, Inc. | Systems and methods for performance and stability control for feedback adaptive noise cancellation |
US9626950B2 (en) * | 2015-02-13 | 2017-04-18 | Dennis McNutt | Audio system and method for reduction and/or elimination of distortion |
JP6964581B2 (ja) | 2015-08-20 | 2021-11-10 | シーラス ロジック インターナショナル セミコンダクター リミテッド | 固定応答フィルタによって部分的に提供されるフィードバック応答を有するフィードバック適応雑音消去(anc)コントローラおよび方法 |
US9578415B1 (en) | 2015-08-21 | 2017-02-21 | Cirrus Logic, Inc. | Hybrid adaptive noise cancellation system with filtered error microphone signal |
US10013966B2 (en) | 2016-03-15 | 2018-07-03 | Cirrus Logic, Inc. | Systems and methods for adaptive active noise cancellation for multiple-driver personal audio device |
CN116744216B (zh) * | 2023-08-16 | 2023-11-03 | 苏州灵境影音技术有限公司 | 基于双耳效应的汽车空间虚拟环绕声音频系统及设计方法 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA611674A (en) * | 1961-01-03 | D. Miller John | Printed circuit board | |
GB1577322A (en) * | 1976-05-13 | 1980-10-22 | Bearcroft R | Active attenuation of recurring vibrations |
US4610024A (en) * | 1979-12-28 | 1986-09-02 | Sony Corporation | Audio apparatus |
US4473906A (en) * | 1980-12-05 | 1984-09-25 | Lord Corporation | Active acoustic attenuator |
EP0081516B1 (de) * | 1981-06-12 | 1986-01-08 | Sound Attenuators Limited | Verfahren und vorrichtung zur minderung von einem in die ohren dringenden, sich wiederholenden geräusch |
DE3580402D1 (de) * | 1984-05-31 | 1990-12-13 | Pioneer Electronic Corp | Verfahren und geraet zur messung und korrektur der akustischen charakteristik eines schallfeldes. |
US4631749A (en) * | 1984-06-22 | 1986-12-23 | Heath Company | ROM compensated microphone |
US5157596A (en) * | 1987-07-17 | 1992-10-20 | Hughes Aircraft Company | Adaptive noise cancellation in a closed loop control system |
US4977600A (en) * | 1988-06-07 | 1990-12-11 | Noise Cancellation Technologies, Inc. | Sound attenuation system for personal seat |
JPH02223211A (ja) * | 1989-02-06 | 1990-09-05 | Toshiba Corp | 外乱除去ディジタルフィルタ |
US5105377A (en) * | 1990-02-09 | 1992-04-14 | Noise Cancellation Technologies, Inc. | Digital virtual earth active cancellation system |
GB9003938D0 (en) * | 1990-02-21 | 1990-04-18 | Ross Colin F | Noise reducing system |
US5182774A (en) * | 1990-07-20 | 1993-01-26 | Telex Communications, Inc. | Noise cancellation headset |
GB9023459D0 (en) * | 1990-10-29 | 1990-12-12 | Noise Cancellation Tech | Active vibration control system |
CA2136950C (en) * | 1992-06-05 | 1999-03-09 | David Claybaugh | Active plus selective headset |
US5477444A (en) * | 1992-09-14 | 1995-12-19 | Bhat; Naveen V. | Control system using an adaptive neural network for target and path optimization for a multivariable, nonlinear process |
-
1993
- 1993-04-01 US US08/041,382 patent/US5481615A/en not_active Expired - Fee Related
-
1994
- 1994-04-01 DE DE69423098T patent/DE69423098T2/de not_active Expired - Fee Related
- 1994-04-01 WO PCT/US1994/003358 patent/WO1994023419A1/en active IP Right Grant
- 1994-04-01 CA CA002159590A patent/CA2159590C/en not_active Expired - Fee Related
- 1994-04-01 EP EP94913962A patent/EP0694197B1/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10327053A1 (de) * | 2003-06-16 | 2005-01-05 | Volkswagen Ag | Audiosystem zum parallelen Hören unterschiedlicher Audioquellen |
Also Published As
Publication number | Publication date |
---|---|
EP0694197B1 (de) | 2000-02-23 |
WO1994023419A1 (en) | 1994-10-13 |
US5481615A (en) | 1996-01-02 |
CA2159590C (en) | 1999-11-02 |
EP0694197A1 (de) | 1996-01-31 |
CA2159590A1 (en) | 1994-10-13 |
EP0694197A4 (de) | 1996-03-06 |
DE69423098D1 (de) | 2000-03-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69423098D1 (de) | Verbessertes tonwiedergabesystem | |
DE69427323D1 (de) | Akustisches Wiedergabesystem | |
DE69517647T2 (de) | Videosignalwiedergabeeinrichtung | |
DE69429558T2 (de) | Tondatenverarbeitung | |
DE69429298T2 (de) | Schallfeldsteuerungssystem | |
DE69625288D1 (de) | Spielgerät | |
FI924775A0 (fi) | Äänentoistojärjestelmä | |
DE69317694D1 (de) | Tonwiedergabegerät | |
NO965304D0 (no) | Spillesystem | |
NO944445L (no) | Lyddempningsanordning | |
DE69412152D1 (de) | Lautsprechersystem | |
DE69629170D1 (de) | Tonaufzeichnungsfilm | |
NO953441L (no) | Fluid-dempet akustisk innbyggings-system | |
DE69434111D1 (de) | Plattenspieler | |
DE69228853D1 (de) | Tonwiedergabegerät | |
FR2752529B1 (fr) | Puzzle sonore | |
DE59511029D1 (de) | Tonwiedergabeanordnung | |
KR940024292U (ko) | 접착 던지기 놀이 세트 | |
DK130095A (da) | Legetøjsbyggesystem | |
KR940019028U (ko) | 유희구 | |
KR940024284U (ko) | 유희구 | |
ES1024550Y (es) | Juguete sonoro. | |
UA682S (uk) | Акустична система | |
UA683S (uk) | Акустична система | |
DK92393D0 (da) | Multi-cd-afspiller |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |