CH681411A5 - - Google Patents
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- Publication number
- CH681411A5 CH681411A5 CH515/91A CH51591A CH681411A5 CH 681411 A5 CH681411 A5 CH 681411A5 CH 515/91 A CH515/91 A CH 515/91A CH 51591 A CH51591 A CH 51591A CH 681411 A5 CH681411 A5 CH 681411A5
- Authority
- CH
- Switzerland
- Prior art keywords
- hearing aid
- microphone
- microphones
- switch
- sound
- Prior art date
Links
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
- H04R25/40—Arrangements for obtaining a desired directivity characteristic
- H04R25/405—Arrangements for obtaining a desired directivity characteristic by combining a plurality of transducers
-
- 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
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)
- Circuit For Audible Band Transducer (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Headphones And Earphones (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH515/91A CH681411A5 (fr) | 1991-02-20 | 1991-02-20 | |
DE59107476T DE59107476D1 (de) | 1991-02-20 | 1991-11-29 | Hörgerät mit wenigstens zwei Mikrofonen |
AT91120568T ATE134814T1 (de) | 1991-02-20 | 1991-11-29 | Hörgerät mit wenigstens zwei mikrofonen |
ES91120568T ES2085405T3 (es) | 1991-02-20 | 1991-11-29 | Audifono con al menos dos microfonos. |
EP91120568A EP0499699B1 (fr) | 1991-02-20 | 1991-11-29 | Prothèse auditive avec au moins deux microphones |
DK91120568.0T DK0499699T3 (da) | 1991-02-20 | 1991-11-29 | Høreapparat med mindst to mikrofoner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH515/91A CH681411A5 (fr) | 1991-02-20 | 1991-02-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH681411A5 true CH681411A5 (fr) | 1993-03-15 |
Family
ID=4188773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH515/91A CH681411A5 (fr) | 1991-02-20 | 1991-02-20 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0499699B1 (fr) |
AT (1) | ATE134814T1 (fr) |
CH (1) | CH681411A5 (fr) |
DE (1) | DE59107476D1 (fr) |
DK (1) | DK0499699T3 (fr) |
ES (1) | ES2085405T3 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19810043A1 (de) * | 1998-03-09 | 1999-09-23 | Siemens Audiologische Technik | Hörgerät mit einem Richtmikrofon-System |
US6101258A (en) * | 1993-04-13 | 2000-08-08 | Etymotic Research, Inc. | Hearing aid having plural microphones and a microphone switching system |
US7286677B2 (en) | 1996-12-31 | 2007-10-23 | Etymotic Research, Inc. | Directional microphone assembly |
US7832080B2 (en) | 2007-10-11 | 2010-11-16 | Etymotic Research, Inc. | Directional microphone assembly |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5274111A (en) * | 1992-04-07 | 1993-12-28 | American Home Products Corporation | Trifluoromethyl substituted 1H-pyrazoles and derivatives thereof |
FR2711515B1 (fr) * | 1993-10-21 | 1996-01-12 | Boucobza Fabien | Dispositif d'aide à l'audition. |
US5410004A (en) † | 1994-01-24 | 1995-04-25 | Arizona Chemical Company | Thermal polymerization of dicyclopentadiene |
DE19635229C2 (de) * | 1996-08-30 | 2001-04-26 | Siemens Audiologische Technik | Richtungsempfindliche Hörhilfe |
EP0847227B1 (fr) | 1998-03-02 | 2003-08-27 | Phonak Ag | Prothèse auditive |
DE59911808D1 (de) | 1998-09-29 | 2005-04-28 | Siemens Audiologische Technik | Hörgerät und verfahren zum verarbeiten von mikrofonsignalen in einem hörgerät |
DE19852758C2 (de) * | 1998-11-16 | 2001-05-23 | Siemens Audiologische Technik | Hinter dem Ohr tragbares Hörhilfegerät |
EP1174003B1 (fr) * | 1999-04-28 | 2004-07-21 | Gennum Corporation | Systeme programmable multimode a plusieurs microphones |
DE19948907A1 (de) * | 1999-10-11 | 2001-02-01 | Siemens Audiologische Technik | Verfahren zur Signalverarbeitung in einer Hörhilfe sowie Hörhilfe |
WO2001076319A2 (fr) * | 2000-03-31 | 2001-10-11 | Clarity, L.L.C. | Procede et appareil d'extraction de signal vocal |
DE10260304B3 (de) * | 2002-12-20 | 2004-07-08 | Siemens Audiologische Technik Gmbh | Hörgerätesystem mit seitenspezifisch ausgebildeten hinter den Ohren tragbaren Hörhilfegeräten |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1938435B2 (de) * | 1969-07-29 | 1974-05-02 | Karl Dr.-Ing. 7500 Karlsruhe Schoeps | Hörgerät |
CH533408A (de) * | 1972-02-02 | 1973-01-31 | Bommer Ag | Hörgerät |
US3975599A (en) * | 1975-09-17 | 1976-08-17 | United States Surgical Corporation | Directional/non-directional hearing aid |
JPS57134740A (en) * | 1981-02-13 | 1982-08-20 | Toshiba Corp | Keyboard input device |
DE3900588A1 (de) * | 1989-01-11 | 1990-07-19 | Toepholm & Westermann | Fernsteuerbares, programmierbares hoergeraetesystem |
AT407815B (de) * | 1990-07-13 | 2001-06-25 | Viennatone Gmbh | Hörgerät |
-
1991
- 1991-02-20 CH CH515/91A patent/CH681411A5/de not_active IP Right Cessation
- 1991-11-29 DE DE59107476T patent/DE59107476D1/de not_active Expired - Lifetime
- 1991-11-29 EP EP91120568A patent/EP0499699B1/fr not_active Expired - Lifetime
- 1991-11-29 DK DK91120568.0T patent/DK0499699T3/da not_active Application Discontinuation
- 1991-11-29 ES ES91120568T patent/ES2085405T3/es not_active Expired - Lifetime
- 1991-11-29 AT AT91120568T patent/ATE134814T1/de not_active IP Right Cessation
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6101258A (en) * | 1993-04-13 | 2000-08-08 | Etymotic Research, Inc. | Hearing aid having plural microphones and a microphone switching system |
US6327370B1 (en) | 1993-04-13 | 2001-12-04 | Etymotic Research, Inc. | Hearing aid having plural microphones and a microphone switching system |
US7590253B2 (en) | 1993-04-13 | 2009-09-15 | Etymotic Research, Inc. | Hearing aid having switchable first and second order directional responses |
US7286677B2 (en) | 1996-12-31 | 2007-10-23 | Etymotic Research, Inc. | Directional microphone assembly |
DE19810043A1 (de) * | 1998-03-09 | 1999-09-23 | Siemens Audiologische Technik | Hörgerät mit einem Richtmikrofon-System |
US7832080B2 (en) | 2007-10-11 | 2010-11-16 | Etymotic Research, Inc. | Directional microphone assembly |
Also Published As
Publication number | Publication date |
---|---|
EP0499699B1 (fr) | 1996-02-28 |
ES2085405T3 (es) | 1996-06-01 |
DK0499699T3 (da) | 1996-03-18 |
EP0499699A1 (fr) | 1992-08-26 |
DE59107476D1 (de) | 1996-04-04 |
ATE134814T1 (de) | 1996-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |