DK150587D0 - Stoejundertrykkelsessystem til hoereapparat - Google Patents
Stoejundertrykkelsessystem til hoereapparatInfo
- Publication number
- DK150587D0 DK150587D0 DK150587A DK150587A DK150587D0 DK 150587 D0 DK150587 D0 DK 150587D0 DK 150587 A DK150587 A DK 150587A DK 150587 A DK150587 A DK 150587A DK 150587 D0 DK150587 D0 DK 150587D0
- Authority
- DK
- Denmark
- Prior art keywords
- hearing
- compression system
- hearing device
- compression
- hearing compression
- Prior art date
Links
- 230000006835 compression Effects 0.000 title 1
- 238000007906 compression Methods 0.000 title 1
Classifications
-
- 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
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
- H04R25/502—Customised settings for obtaining desired overall acoustical characteristics using analog signal processing
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/18—Automatic control in untuned amplifiers
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/846,662 US4750207A (en) | 1986-03-31 | 1986-03-31 | Hearing aid noise suppression system |
Publications (2)
Publication Number | Publication Date |
---|---|
DK150587D0 true DK150587D0 (da) | 1987-03-25 |
DK150587A DK150587A (da) | 1987-10-01 |
Family
ID=25298583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK150587A DK150587A (da) | 1986-03-31 | 1987-03-25 | Stoejundertrykkelsessystem til hoereapparat |
Country Status (5)
Country | Link |
---|---|
US (1) | US4750207A (da) |
EP (1) | EP0240798A1 (da) |
JP (1) | JPS62242500A (da) |
CA (1) | CA1273097A (da) |
DK (1) | DK150587A (da) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5170434A (en) * | 1988-08-30 | 1992-12-08 | Beltone Electronics Corporation | Hearing aid with improved noise discrimination |
FR2635680B1 (fr) * | 1988-08-30 | 1997-12-26 | Belone Electronics Corp | Prothese auditive |
DE3834316C1 (en) * | 1988-10-08 | 1989-10-26 | Eurion Ag, Rapperswil, Ch | Hearing aid |
US5235637A (en) * | 1989-01-26 | 1993-08-10 | Plantronics, Inc. | Voice communication link interface |
US5303306A (en) * | 1989-06-06 | 1994-04-12 | Audioscience, Inc. | Hearing aid with programmable remote and method of deriving settings for configuring the hearing aid |
EP0419127A3 (en) * | 1989-09-20 | 1991-10-09 | Gennum Corporation | Noise suppression system |
US5131046A (en) * | 1989-11-03 | 1992-07-14 | Etymotic Research Inc. | High fidelity hearing aid amplifier |
NO169689C (no) * | 1989-11-30 | 1992-07-22 | Nha As | Programmerbart hybrid hoereapparat med digital signalbehandling samt fremgangsmaate ved deteksjon og signalbehandlingi samme. |
CH681188A5 (da) * | 1990-10-30 | 1993-01-29 | Ascom Audiosys Ag | |
US5550925A (en) * | 1991-01-07 | 1996-08-27 | Canon Kabushiki Kaisha | Sound processing device |
US5285502A (en) * | 1992-03-31 | 1994-02-08 | Auditory System Technologies, Inc. | Aid to hearing speech in a noisy environment |
US5406633A (en) * | 1992-11-03 | 1995-04-11 | Auditory System Technologies, Inc. | Hearing aid with permanently adjusted frequency response |
US5390053A (en) * | 1993-07-22 | 1995-02-14 | Eastman Kodak Company | Circuit for controlling the overall upper cutoff frequency of an amplifier stage |
US5440642A (en) * | 1993-09-20 | 1995-08-08 | Denenberg; Jeffrey N. | Analog noise cancellation system using digital optimizing of variable parameters |
US6072885A (en) * | 1994-07-08 | 2000-06-06 | Sonic Innovations, Inc. | Hearing aid device incorporating signal processing techniques |
US8085959B2 (en) * | 1994-07-08 | 2011-12-27 | Brigham Young University | Hearing compensation system incorporating signal processing techniques |
US5550923A (en) * | 1994-09-02 | 1996-08-27 | Minnesota Mining And Manufacturing Company | Directional ear device with adaptive bandwidth and gain control |
US5825898A (en) * | 1996-06-27 | 1998-10-20 | Lamar Signal Processing Ltd. | System and method for adaptive interference cancelling |
FR2756086A1 (fr) * | 1996-11-19 | 1998-05-22 | Philips Electronics Nv | Appareil de signalisation routiere comprenant des organes eclairants situes au sol |
US6359992B1 (en) * | 1997-02-06 | 2002-03-19 | Micro Ear Technology | Acoustics conditioner |
US6178248B1 (en) | 1997-04-14 | 2001-01-23 | Andrea Electronics Corporation | Dual-processing interference cancelling system and method |
US6363345B1 (en) | 1999-02-18 | 2002-03-26 | Andrea Electronics Corporation | System, method and apparatus for cancelling noise |
US6408318B1 (en) | 1999-04-05 | 2002-06-18 | Xiaoling Fang | Multiple stage decimation filter |
US6594367B1 (en) | 1999-10-25 | 2003-07-15 | Andrea Electronics Corporation | Super directional beamforming design and implementation |
US6937738B2 (en) * | 2001-04-12 | 2005-08-30 | Gennum Corporation | Digital hearing aid system |
US6633202B2 (en) | 2001-04-12 | 2003-10-14 | Gennum Corporation | Precision low jitter oscillator circuit |
DE60223869D1 (de) * | 2001-04-18 | 2008-01-17 | Gennum Corp | Digitaler Quasi-Mittelwertdetektor |
EP1251715B2 (en) * | 2001-04-18 | 2010-12-01 | Sound Design Technologies Ltd. | Multi-channel hearing instrument with inter-channel communication |
US20020191800A1 (en) * | 2001-04-19 | 2002-12-19 | Armstrong Stephen W. | In-situ transducer modeling in a digital hearing instrument |
US7274794B1 (en) | 2001-08-10 | 2007-09-25 | Sonic Innovations, Inc. | Sound processing system including forward filter that exhibits arbitrary directivity and gradient response in single wave sound environment |
US7113589B2 (en) * | 2001-08-15 | 2006-09-26 | Gennum Corporation | Low-power reconfigurable hearing instrument |
KR20030096847A (ko) * | 2002-06-18 | 2003-12-31 | 세기스타 주식회사 | 포켓형 보청기 회로 |
US7171010B2 (en) * | 2003-09-11 | 2007-01-30 | Boston Acoustics, Inc. | Dynamic bass boost apparatus and method |
US7529378B2 (en) * | 2004-11-12 | 2009-05-05 | Phonak Ag | Filter for interfering signals in hearing devices |
US20060140416A1 (en) * | 2004-12-23 | 2006-06-29 | Phonak Ag | Active hearing protection system and method |
JP5688547B2 (ja) * | 2010-11-22 | 2015-03-25 | パナソニックIpマネジメント株式会社 | 音声処理装置、収音装置及び撮像装置 |
US8693716B1 (en) | 2012-11-30 | 2014-04-08 | Gn Resound A/S | Hearing device with analog filtering and associated method |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3611145A (en) * | 1968-08-05 | 1971-10-05 | Lummus Co | Method and apparatus for the suppression of noise in process control systems |
US3678416A (en) * | 1971-07-26 | 1972-07-18 | Richard S Burwen | Dynamic noise filter having means for varying cutoff point |
JPS5250646B2 (da) * | 1972-10-16 | 1977-12-26 | ||
AT324460B (de) * | 1973-11-21 | 1975-09-10 | Viennatome Hoergerate Produkti | Hörgerateschaltung |
US4061875A (en) * | 1977-02-22 | 1977-12-06 | Stephen Freifeld | Audio processor for use in high noise environments |
JPS5527742A (en) * | 1978-08-18 | 1980-02-28 | Seiko Epson Corp | Hearing aid |
SU723791A1 (ru) * | 1978-10-02 | 1980-03-25 | Предприятие П/Я Р-6143 | Устройство дл звукоусилени |
JPS56122243A (en) * | 1980-02-29 | 1981-09-25 | Victor Co Of Japan Ltd | Noise reduction system |
US4419544A (en) * | 1982-04-26 | 1983-12-06 | Adelman Roger A | Signal processing apparatus |
US4405831A (en) * | 1980-12-22 | 1983-09-20 | The Regents Of The University Of California | Apparatus for selective noise suppression for hearing aids |
SE428167B (sv) * | 1981-04-16 | 1983-06-06 | Mangold Stephan | Programmerbar signalbehandlingsanordning, huvudsakligen avsedd for personer med nedsatt horsel |
DE3139088A1 (de) * | 1981-10-01 | 1983-04-14 | Robert Bosch Gmbh, 7000 Stuttgart | "hoergeraet" |
JPS5857199U (ja) * | 1981-10-13 | 1983-04-18 | リオン株式会社 | 補聴器 |
AU559786B2 (en) * | 1981-10-20 | 1987-03-19 | Craigwell Industries Ltd. | Hearing aid |
US4506381A (en) * | 1981-12-29 | 1985-03-19 | Mitsubishi Denki Kabushiki Kaisha | Aural transmitter device |
JPS598500A (ja) * | 1982-07-06 | 1984-01-17 | Minolta Camera Co Ltd | 補聴器 |
CA1214112A (en) * | 1983-10-12 | 1986-11-18 | William A. Cole | Noise reduction system |
US4630302A (en) * | 1985-08-02 | 1986-12-16 | Acousis Company | Hearing aid method and apparatus |
-
1986
- 1986-03-31 US US06/846,662 patent/US4750207A/en not_active Expired - Lifetime
-
1987
- 1987-03-18 EP EP87104004A patent/EP0240798A1/en not_active Withdrawn
- 1987-03-25 DK DK150587A patent/DK150587A/da not_active IP Right Cessation
- 1987-03-25 JP JP62072959A patent/JPS62242500A/ja active Pending
- 1987-03-27 CA CA000533200A patent/CA1273097A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS62242500A (ja) | 1987-10-23 |
CA1273097A (en) | 1990-08-21 |
DK150587A (da) | 1987-10-01 |
EP0240798A1 (en) | 1987-10-14 |
US4750207A (en) | 1988-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment | ||
PBP | Patent lapsed |