DE69023366D1 - Empfangsvorrichtung zur Reduzierung von Rauschen. - Google Patents
Empfangsvorrichtung zur Reduzierung von Rauschen.Info
- Publication number
- DE69023366D1 DE69023366D1 DE69023366T DE69023366T DE69023366D1 DE 69023366 D1 DE69023366 D1 DE 69023366D1 DE 69023366 T DE69023366 T DE 69023366T DE 69023366 T DE69023366 T DE 69023366T DE 69023366 D1 DE69023366 D1 DE 69023366D1
- Authority
- DE
- Germany
- Prior art keywords
- receiving device
- reducing noise
- noise
- reducing
- receiving
- 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 - Lifetime
Links
Classifications
-
- 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
-
- 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
- G10K11/17885—General system configurations additionally using a desired external signal, 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
- 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
- G10K2210/3011—Single acoustic input
-
- 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
- G10K2210/3023—Estimation of noise, e.g. on error signals
- G10K2210/30232—Transfer functions, e.g. impulse response
-
- 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
- G10K2210/321—Physical
- G10K2210/3217—Collocated sensor and cancelling actuator, e.g. "virtual earth" designs
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1046592A JP2821609B2 (ja) | 1989-03-01 | 1989-03-01 | ヘッドホン装置 |
JP1046593A JP2821610B2 (ja) | 1989-03-01 | 1989-03-01 | ヘッドホン装置 |
JP5214889A JP2821611B2 (ja) | 1989-03-06 | 1989-03-06 | 受話器 |
JP1052149A JP2893701B2 (ja) | 1989-03-06 | 1989-03-06 | ヘッドホン装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69023366D1 true DE69023366D1 (de) | 1995-12-14 |
DE69023366T2 DE69023366T2 (de) | 1996-05-09 |
Family
ID=27461897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69023366T Expired - Lifetime DE69023366T2 (de) | 1989-03-01 | 1990-02-27 | Empfangsvorrichtung zur Reduzierung von Rauschen. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5091954A (de) |
EP (2) | EP0629995A1 (de) |
KR (1) | KR0129766B1 (de) |
DE (1) | DE69023366T2 (de) |
HK (1) | HK1007618A1 (de) |
MY (1) | MY106871A (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06503897A (ja) * | 1990-09-14 | 1994-04-28 | トッドター、クリス | ノイズ消去システム |
US5283834A (en) * | 1991-08-26 | 1994-02-01 | Nelson Industries, Inc. | Acoustic system suppressing detection of higher order modes |
CA2134322C (en) * | 1992-04-30 | 1999-02-02 | David Claybaugh | Hands free noise canceling headset |
US5699436A (en) * | 1992-04-30 | 1997-12-16 | Noise Cancellation Technologies, Inc. | Hands free noise canceling headset |
US5251263A (en) * | 1992-05-22 | 1993-10-05 | Andrea Electronics Corporation | Adaptive noise cancellation and speech enhancement system and apparatus therefor |
US5715321A (en) * | 1992-10-29 | 1998-02-03 | Andrea Electronics Coporation | Noise cancellation headset for use with stand or worn on ear |
US5673325A (en) * | 1992-10-29 | 1997-09-30 | Andrea Electronics Corporation | Noise cancellation apparatus |
US5732143A (en) * | 1992-10-29 | 1998-03-24 | Andrea Electronics Corp. | Noise cancellation apparatus |
CA2107316C (en) * | 1992-11-02 | 1996-12-17 | Roger David Benning | Electronic cancellation of ambient noise in telephone receivers |
WO1995000946A1 (en) * | 1993-06-23 | 1995-01-05 | Noise Cancellation Technologies, Inc. | Variable gain active noise cancellation system with improved residual noise sensing |
US7103188B1 (en) | 1993-06-23 | 2006-09-05 | Owen Jones | Variable gain active noise cancelling system with improved residual noise sensing |
IT1268204B1 (it) * | 1994-12-28 | 1997-02-21 | Fiat Auto Spa | Sistema per la riduzione del rumore dovuto a vibrazioni di un veicolo. |
US5467775A (en) * | 1995-03-17 | 1995-11-21 | University Research Engineers & Associates | Modular auscultation sensor and telemetry system |
US5740258A (en) * | 1995-06-05 | 1998-04-14 | Mcnc | Active noise supressors and methods for use in the ear canal |
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 |
US6353609B1 (en) | 1998-06-19 | 2002-03-05 | Marconi Communications, Inc. | Digital packet network for the local access loop |
US6363345B1 (en) | 1999-02-18 | 2002-03-26 | Andrea Electronics Corporation | System, method and apparatus for cancelling noise |
US6704428B1 (en) * | 1999-03-05 | 2004-03-09 | Michael Wurtz | Automatic turn-on and turn-off control for battery-powered headsets |
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 |
US20010046304A1 (en) * | 2000-04-24 | 2001-11-29 | Rast Rodger H. | System and method for selective control of acoustic isolation in headsets |
US7289626B2 (en) | 2001-05-07 | 2007-10-30 | Siemens Communications, Inc. | Enhancement of sound quality for computer telephony systems |
US6941161B1 (en) | 2001-09-13 | 2005-09-06 | Plantronics, Inc | Microphone position and speech level sensor |
US7215766B2 (en) * | 2002-07-22 | 2007-05-08 | Lightspeed Aviation, Inc. | Headset with auxiliary input jack(s) for cell phone and/or other devices |
US7367422B2 (en) * | 2004-05-21 | 2008-05-06 | Brookstone Purchasing. Inc. | System and method for providing passive noise reduction |
US8027481B2 (en) * | 2006-11-06 | 2011-09-27 | Terry Beard | Personal hearing control system and method |
US8652040B2 (en) | 2006-12-19 | 2014-02-18 | Valencell, Inc. | Telemetric apparatus for health and environmental monitoring |
JP5034595B2 (ja) * | 2007-03-27 | 2012-09-26 | ソニー株式会社 | 音響再生装置および音響再生方法 |
US20090136052A1 (en) * | 2007-11-27 | 2009-05-28 | David Clark Company Incorporated | Active Noise Cancellation Using a Predictive Approach |
US8135140B2 (en) | 2008-11-20 | 2012-03-13 | Harman International Industries, Incorporated | System for active noise control with audio signal compensation |
US9020158B2 (en) * | 2008-11-20 | 2015-04-28 | Harman International Industries, Incorporated | Quiet zone control system |
US8718289B2 (en) * | 2009-01-12 | 2014-05-06 | Harman International Industries, Incorporated | System for active noise control with parallel adaptive filter configuration |
US8189799B2 (en) * | 2009-04-09 | 2012-05-29 | Harman International Industries, Incorporated | System for active noise control based on audio system output |
US8199924B2 (en) * | 2009-04-17 | 2012-06-12 | Harman International Industries, Incorporated | System for active noise control with an infinite impulse response filter |
US8077873B2 (en) * | 2009-05-14 | 2011-12-13 | Harman International Industries, Incorporated | System for active noise control with adaptive speaker selection |
US9837066B2 (en) | 2013-07-28 | 2017-12-05 | Light Speed Aviation, Inc. | System and method for adaptive active noise reduction |
AU2014342700B2 (en) | 2013-10-28 | 2016-12-22 | 3M Innovative Properties Company | Adaptive frequency response, adaptive automatic level control and handling radio communications for a hearing protector |
JP6316658B2 (ja) * | 2014-05-28 | 2018-04-25 | 株式会社オーディオテクニカ | Mfbスピーカ装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2611035A (en) * | 1950-01-31 | 1952-09-16 | Rca Corp | Noise-canceling microphone |
DE2116573A1 (de) * | 1971-04-05 | 1972-10-19 | Tn | Korperschallkompensierendes Mikrofon |
US4455675A (en) * | 1982-04-28 | 1984-06-19 | Bose Corporation | Headphoning |
US4494074A (en) * | 1982-04-28 | 1985-01-15 | Bose Corporation | Feedback control |
JPS595799A (ja) * | 1982-07-01 | 1984-01-12 | Oki Electric Ind Co Ltd | 耐振動マイクロホン |
GB8517716D0 (en) * | 1985-07-13 | 1985-08-21 | Plessey Co Plc | Noise reduction arrangements |
FR2595498B1 (fr) * | 1986-03-07 | 1989-06-02 | Centre Nat Rech Scient | Procedes et dispositifs pour attenuer les bruits d'origine externe parvenant au tympan et ameliorer l'intelligibilite des communications electro-acoustiques |
CA1299725C (en) * | 1987-07-20 | 1992-04-28 | Robert Christopher Twiney | Noise reduction systems |
US4815139A (en) * | 1988-03-16 | 1989-03-21 | Nelson Industries, Inc. | Active acoustic attenuation system for higher order mode non-uniform sound field in a duct |
-
1990
- 1990-02-20 US US07/482,250 patent/US5091954A/en not_active Expired - Lifetime
- 1990-02-27 DE DE69023366T patent/DE69023366T2/de not_active Expired - Lifetime
- 1990-02-27 EP EP94112894A patent/EP0629995A1/de not_active Ceased
- 1990-02-27 EP EP90302057A patent/EP0385713B1/de not_active Expired - Lifetime
- 1990-02-27 KR KR1019900002508A patent/KR0129766B1/ko not_active IP Right Cessation
- 1990-03-01 MY MYPI90000320A patent/MY106871A/en unknown
-
1998
- 1998-06-25 HK HK98106790A patent/HK1007618A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR0129766B1 (ko) | 1998-10-01 |
EP0385713A3 (de) | 1991-08-21 |
EP0385713A2 (de) | 1990-09-05 |
MY106871A (en) | 1995-08-30 |
DE69023366T2 (de) | 1996-05-09 |
HK1007618A1 (en) | 1999-04-16 |
US5091954A (en) | 1992-02-25 |
KR900015564A (ko) | 1990-10-27 |
EP0385713B1 (de) | 1995-11-08 |
EP0629995A1 (de) | 1994-12-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69023366T2 (de) | Empfangsvorrichtung zur Reduzierung von Rauschen. | |
DE69022762D1 (de) | Vorrichtung zur Lärmverminderung. | |
DE3766653D1 (de) | Geraet zur endophotokoagulation. | |
DE69100195T2 (de) | Gerät zur Kursbestimmung. | |
NO900543D0 (no) | Fremgangsmaate for retningsbestemmelse i borehull. | |
DE3673514D1 (de) | Vorrichtung zur daempfung von getriebegeraeusch. | |
DE69006466D1 (de) | Geformtes Sorbentmittel. | |
DE59003933D1 (de) | Bauelement. | |
FI896060A0 (fi) | Faongsapparat foer en hiss. | |
ES1013768Y (es) | Aireador. | |
FI903265A0 (fi) | Inifraon ut perspektiviskt avbildningssaett foer situationsdatadisplay. | |
DE58908115D1 (de) | Befestigungsvorrichtung. | |
DE59005694D1 (de) | Bindegerät. | |
DE69017632D1 (de) | Auftragevorrichtung. | |
ES1009123Y (es) | Aparato gimnastico-recreativo. | |
DE3767153D1 (de) | Geraet zur ortsbestimmung. | |
DE69011871T2 (de) | In-line-geräuschdämpfungsvorrichtung. | |
NO890446D0 (no) | Forskalingsanordning. | |
DE69015243D1 (de) | Anschlussvorrichtung. | |
DE69112091D1 (de) | Gerät zur Überprüfung von länglichen Bauteilen. | |
DE69020026T2 (de) | Bindevorrichtung. | |
DE59001145D1 (de) | Transporteinrichtung. | |
NO902541D0 (no) | Ventilasjonsanordning. | |
NO902283L (no) | Adaptivt analyseanordning. | |
NO892863D0 (no) | Kurvemarkise. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |