AU2001250970A1 - Microphone with range switching - Google Patents
Microphone with range switchingInfo
- Publication number
- AU2001250970A1 AU2001250970A1 AU2001250970A AU5097001A AU2001250970A1 AU 2001250970 A1 AU2001250970 A1 AU 2001250970A1 AU 2001250970 A AU2001250970 A AU 2001250970A AU 5097001 A AU5097001 A AU 5097001A AU 2001250970 A1 AU2001250970 A1 AU 2001250970A1
- Authority
- AU
- Australia
- Prior art keywords
- microphone
- range switching
- switching
- range
- 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.)
- Abandoned
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/01—Electrostatic transducers characterised by the use of electrets
- H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/61—Aspects relating to mechanical or electronic switches or control elements, e.g. functioning
-
- 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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54564600A | 2000-04-07 | 2000-04-07 | |
US09545646 | 2000-04-07 | ||
PCT/US2001/009475 WO2001078446A1 (en) | 2000-04-07 | 2001-03-23 | Microphone with range switching |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001250970A1 true AU2001250970A1 (en) | 2001-10-23 |
Family
ID=24177024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001250970A Abandoned AU2001250970A1 (en) | 2000-04-07 | 2001-03-23 | Microphone with range switching |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1192836A4 (en) |
AU (1) | AU2001250970A1 (en) |
WO (1) | WO2001078446A1 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT413921B (en) | 2002-10-01 | 2006-07-15 | Akg Acoustics Gmbh | MICROPHONES WITH A SAME SENSITIVITY AND METHOD FOR THE PRODUCTION THEREOF |
JP2009502062A (en) | 2005-07-19 | 2009-01-22 | オーディオアシクス エー/エス | Programmable microphone |
ATE550886T1 (en) | 2006-09-26 | 2012-04-15 | Epcos Pte Ltd | CALIBRATED MICROELECTROMECHANICAL MICROPHONE |
KR101524900B1 (en) | 2008-04-15 | 2015-06-01 | 에프코스 피티이 엘티디 | Microphone assembly with integrated self-test circuitry |
US8223981B2 (en) * | 2008-05-23 | 2012-07-17 | Analog Devices, Inc. | Wide dynamic range microphone |
US8233637B2 (en) * | 2009-01-20 | 2012-07-31 | Nokia Corporation | Multi-membrane microphone for high-amplitude audio capture |
EP2239843A1 (en) * | 2009-04-08 | 2010-10-13 | Nxp B.V. | Sensitivity adapting transducer |
US8625809B2 (en) | 2009-05-20 | 2014-01-07 | Invensense, Inc. | Switchable attenuation circuit for MEMS microphone systems |
US9236837B2 (en) * | 2011-08-25 | 2016-01-12 | Infineon Technologies Ag | System and method for low distortion capacitive signal source amplifier |
EP2608569B1 (en) | 2011-12-22 | 2014-07-23 | ST-Ericsson SA | Digital microphone device with extended dynamic range |
US8638249B2 (en) | 2012-04-16 | 2014-01-28 | Infineon Technologies Ag | System and method for high input capacitive signal amplifier |
US9214911B2 (en) | 2012-08-30 | 2015-12-15 | Infineon Technologies Ag | System and method for adjusting the sensitivity of a capacitive signal source |
US20150110312A1 (en) * | 2013-10-22 | 2015-04-23 | Starkey Laboratories, Inc. | Input stage headroom expansion for hearing assistance devices |
CN109245738A (en) * | 2015-09-07 | 2019-01-18 | Tdk株式会社 | Integrated circuit, circuit unit and the method for its operation |
WO2017144255A1 (en) | 2016-02-24 | 2017-08-31 | Widex A/S | Hearing aid system and a method of operating a hearing aid system |
US20180145643A1 (en) | 2016-11-18 | 2018-05-24 | Sonion Nederland B.V. | Circuit for providing a high and a low impedance and a system comprising the circuit |
EP3324649A1 (en) | 2016-11-18 | 2018-05-23 | Sonion Nederland B.V. | A transducer with a high sensitivity |
US10327072B2 (en) | 2016-11-18 | 2019-06-18 | Sonion Nederland B.V. | Phase correcting system and a phase correctable transducer system |
US10656006B2 (en) | 2016-11-18 | 2020-05-19 | Sonion Nederland B.V. | Sensing circuit comprising an amplifying circuit and an amplifying circuit |
JP6721872B2 (en) * | 2018-05-10 | 2020-07-15 | Tdk株式会社 | Integrated circuit, circuit assembly and operating method thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH533408A (en) * | 1972-02-02 | 1973-01-31 | Bommer Ag | Hearing aid |
US4466120A (en) * | 1981-06-15 | 1984-08-14 | Walker Equipment Corporation | Telephone handset amplifier circuit |
DK146770C (en) * | 1981-11-13 | 1984-06-04 | Brueel & Kjaer As | CAPACITY TRANSDUCER |
US4617555A (en) * | 1985-04-17 | 1986-10-14 | Data Distribution Devices, Inc. | Receiver for audible alarm |
US4888807A (en) * | 1989-01-18 | 1989-12-19 | Audio-Technica U.S., Inc. | Variable pattern microphone system |
US5239579A (en) * | 1991-01-04 | 1993-08-24 | Schuh Peter O | Adaptive amplifier circuit |
NL1002783C2 (en) * | 1996-04-03 | 1997-10-06 | Microtronic Nederland Bv | Integrated microphone / amplifier unit, and amplifier module therefor. |
-
2001
- 2001-03-23 EP EP01924304A patent/EP1192836A4/en not_active Withdrawn
- 2001-03-23 AU AU2001250970A patent/AU2001250970A1/en not_active Abandoned
- 2001-03-23 WO PCT/US2001/009475 patent/WO2001078446A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1192836A4 (en) | 2008-10-08 |
WO2001078446A1 (en) | 2001-10-18 |
EP1192836A1 (en) | 2002-04-03 |
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