SE7413047L - Mikrofon - Google Patents
MikrofonInfo
- Publication number
- SE7413047L SE7413047L SE7413047A SE7413047A SE7413047L SE 7413047 L SE7413047 L SE 7413047L SE 7413047 A SE7413047 A SE 7413047A SE 7413047 A SE7413047 A SE 7413047A SE 7413047 L SE7413047 L SE 7413047L
- Authority
- SE
- Sweden
- Prior art keywords
- microphone
- 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only using transducers reproducing the same frequency band
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/38—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB41782/74A GB1487847A (en) | 1974-09-25 | 1974-09-25 | Microphone units |
AU74495/74A AU497889B2 (en) | 1974-10-18 | 1974-10-18 | Microphone |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7413047L true SE7413047L (sv) | 1976-04-20 |
SE386800B SE386800B (sv) | 1976-08-16 |
Family
ID=25637663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7413047A SE386800B (sv) | 1974-09-25 | 1974-10-16 | Mikrofonenhet |
Country Status (6)
Country | Link |
---|---|
US (1) | US3995124A (sv) |
DE (1) | DE2451307A1 (sv) |
FR (1) | FR2290811A1 (sv) |
GB (1) | GB1487847A (sv) |
NL (1) | NL7413937A (sv) |
SE (1) | SE386800B (sv) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4151777A (en) * | 1975-11-27 | 1979-05-01 | Ikuo Nosaka | Piano sound pickup method and device |
NL7802688A (nl) * | 1978-03-13 | 1979-09-17 | Philips Nv | Inrichting voor het omzetten van akoestische in elektrische trillingen en omgekeerd, voor- zien van tenminste een kondensator elektreet- element aangesloten op een elektronische schakeling. |
DE2931604C2 (de) * | 1979-08-03 | 1982-04-29 | Siemens AG, 1000 Berlin und 8000 München | Störgeräuschkompensierte Mikrofonschaltung |
GB2113952B (en) * | 1982-01-27 | 1985-07-24 | Racal Acoustics Ltd | Improvements in and relating to communications systems |
US4622440A (en) * | 1984-04-11 | 1986-11-11 | In Tech Systems Corp. | Differential hearing aid with programmable frequency response |
US5251264A (en) * | 1992-03-25 | 1993-10-05 | Motorola, Inc. | Mechanical-vibration-cancelling piezo ceramic microphone |
DK0640262T3 (da) * | 1992-05-11 | 2002-04-15 | Jabra Corp | Ensidig retningsfølsom øremikrofon og fremgangsmåde |
US5373555A (en) * | 1992-05-11 | 1994-12-13 | Jabra Corporation | Unidirectional ear microphone and gasket |
US5812659A (en) * | 1992-05-11 | 1998-09-22 | Jabra Corporation | Ear microphone with enhanced sensitivity |
CA2076288C (en) * | 1992-08-18 | 2001-01-30 | Raymond Wehner | Microphone and loudspeaker system |
PL174848B1 (pl) * | 1992-12-29 | 1998-09-30 | Waldemar Kehler | Urządzenie do odtwarzania sygnałów akustycznych |
US5553147A (en) * | 1993-05-11 | 1996-09-03 | One Inc. | Stereophonic reproduction method and apparatus |
EP0625864A1 (en) * | 1993-05-18 | 1994-11-23 | Nec Corporation | Differential microphone on a portable radio telephone |
EP0637187B1 (en) * | 1993-07-28 | 1999-12-22 | Pan Communications, Inc. | Two-way communications earset |
EP0717916B1 (en) * | 1994-06-08 | 2002-10-30 | Nortel Networks Limited | A personal hands free communications device |
NL1001598C2 (en) * | 1995-11-08 | 1996-08-23 | Henricus Johannes Wilhelmus Sc | Microphone assembly with main and secondary microphones - has series anti-phase connected microphones wiring connections with coaxial cable screens connected to common point to eliminate acoustic feedback problems |
US5781643A (en) * | 1996-08-16 | 1998-07-14 | Shure Brothers Incorporated | Microphone plosive effects reduction techniques |
US6272360B1 (en) * | 1997-07-03 | 2001-08-07 | Pan Communications, Inc. | Remotely installed transmitter and a hands-free two-way voice terminal device using same |
JP4106119B2 (ja) * | 1997-12-26 | 2008-06-25 | 株式会社オーディオテクニカ | ダイナミックマイクロホン |
US7110553B1 (en) * | 1998-02-03 | 2006-09-19 | Etymotic Research, Inc. | Directional microphone assembly for mounting behind a surface |
JP4000217B2 (ja) * | 1998-05-15 | 2007-10-31 | 株式会社オーディオテクニカ | マイクロホン |
ATE271748T1 (de) | 1998-12-31 | 2004-08-15 | Arkamys | Verfahren und vorrichtung zur tonaufnahme und wiedergabe mit natürlichen gefühl von schallfeld |
US6790821B1 (en) * | 1999-06-21 | 2004-09-14 | The Procter & Gamble Company | Process for coating detergent granules in a fluidized bed |
EP1230739B1 (en) * | 1999-11-19 | 2016-05-25 | Gentex Corporation | Vehicle accessory microphone |
US7120261B1 (en) * | 1999-11-19 | 2006-10-10 | Gentex Corporation | Vehicle accessory microphone |
US7447320B2 (en) * | 2001-02-14 | 2008-11-04 | Gentex Corporation | Vehicle accessory microphone |
US8682005B2 (en) * | 1999-11-19 | 2014-03-25 | Gentex Corporation | Vehicle accessory microphone |
WO2001058210A1 (en) * | 2000-02-03 | 2001-08-09 | Ziyi Cheng | Anti-noise pickup |
EP1241919B1 (en) * | 2001-03-12 | 2011-10-05 | Knowles Electronics, LLC | A method for reducing distortion in a receiver |
US7103196B2 (en) | 2001-03-12 | 2006-09-05 | Knowles Electronics, Llc. | Method for reducing distortion in a receiver |
US7245726B2 (en) * | 2001-10-03 | 2007-07-17 | Adaptive Technologies, Inc. | Noise canceling microphone system and method for designing the same |
JP2003259477A (ja) * | 2002-02-27 | 2003-09-12 | Koki So | マイクロホンの集音装置 |
US20030223590A1 (en) * | 2002-05-28 | 2003-12-04 | Su Keng Kuei | Assembly for eliminating noise for microphones and method for making the same |
JP3946117B2 (ja) * | 2002-10-07 | 2007-07-18 | シチズン電子株式会社 | 発音体の構造 |
JP3788428B2 (ja) * | 2003-01-07 | 2006-06-21 | 日産自動車株式会社 | 自動車用音声入力装置 |
US7463744B2 (en) | 2003-10-31 | 2008-12-09 | Bose Corporation | Porting |
US7840020B1 (en) * | 2004-04-01 | 2010-11-23 | Otologics, Llc | Low acceleration sensitivity microphone |
US7386142B2 (en) | 2004-05-27 | 2008-06-10 | Starkey Laboratories, Inc. | Method and apparatus for a hearing assistance system with adaptive bulk delay |
US7894618B2 (en) * | 2006-07-28 | 2011-02-22 | Symphony Acoustics, Inc. | Apparatus comprising a directionality-enhanced acoustic sensor |
EP2080408B1 (en) | 2006-10-23 | 2012-08-15 | Starkey Laboratories, Inc. | Entrainment avoidance with an auto regressive filter |
JP5081604B2 (ja) * | 2007-12-18 | 2012-11-28 | 株式会社オーディオテクニカ | ダイナミックマイクロホン |
US8571244B2 (en) | 2008-03-25 | 2013-10-29 | Starkey Laboratories, Inc. | Apparatus and method for dynamic detection and attenuation of periodic acoustic feedback |
US20100242590A1 (en) * | 2009-03-27 | 2010-09-30 | Daniel Measurement And Control, Inc. | Flow Meter and Temperature Stabilizing Cover Therefor |
CN102428711A (zh) * | 2009-05-18 | 2012-04-25 | 美商楼氏电子有限公司 | 具有降低的振动灵敏度的麦克风 |
JP5691181B2 (ja) * | 2010-01-27 | 2015-04-01 | 船井電機株式会社 | マイクロホンユニット、及び、それを備えた音声入力装置 |
US9654885B2 (en) | 2010-04-13 | 2017-05-16 | Starkey Laboratories, Inc. | Methods and apparatus for allocating feedback cancellation resources for hearing assistance devices |
US8917891B2 (en) | 2010-04-13 | 2014-12-23 | Starkey Laboratories, Inc. | Methods and apparatus for allocating feedback cancellation resources for hearing assistance devices |
US8942398B2 (en) | 2010-04-13 | 2015-01-27 | Starkey Laboratories, Inc. | Methods and apparatus for early audio feedback cancellation for hearing assistance devices |
EP2638706B1 (en) * | 2010-11-12 | 2019-01-09 | Sonova AG | Hearing device with a microphone |
WO2013170018A1 (en) | 2012-05-11 | 2013-11-14 | 3M Innovative Properties Company | Bioacoustic sensor with noise vibration control |
DK2723102T3 (da) * | 2012-10-18 | 2019-01-02 | Sonion Nederland Bv | Transducer, høreapparat med transducer og en fremgangsmåde til betjening af transduceren |
US8818009B2 (en) | 2012-10-23 | 2014-08-26 | Shure Acquisition Holdings, Inc. | Dual diaphragm dynamic microphone transducer |
DK3057339T3 (da) * | 2015-02-10 | 2021-01-04 | Sonion Nederland Bv | Mikrofonmodul med fælles midterste lydindgangsanordning |
DE102015213990A1 (de) * | 2015-07-24 | 2017-01-26 | Robert Bosch Gmbh | Vorrichtung zum Aussenden und/oder Empfangen akustischer Signale |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR640870A (fr) * | 1927-02-23 | 1928-07-24 | Microphone-téléphone électrostatique | |
US2305599A (en) * | 1941-04-08 | 1942-12-22 | S N Shure | Conversion of wave motion into electrical energy |
US2463762A (en) * | 1941-11-14 | 1949-03-08 | Automatic Elect Lab | Electroacoustical transducer |
US2552878A (en) * | 1947-09-24 | 1951-05-15 | Electro Voice | Second order differential microphone |
US2611035A (en) * | 1950-01-31 | 1952-09-16 | Rca Corp | Noise-canceling microphone |
DE1073546B (de) * | 1955-05-26 | 1960-01-21 | Rudolf Gorike Wien Dr | Richtmikrophon mit geringer Erschutterungs- und Windempfind lichkeit |
US3414689A (en) * | 1965-06-28 | 1968-12-03 | Bell Telephone Labor Inc | Shock-mounting for electromechanical transducer |
AT277339B (de) * | 1966-08-19 | 1969-12-29 | Akg Akustische Kino Geraete | Mikrophon mit Richtcharakteristik und einer Einrichtung zur Veränderung dieser Richtcharakteristik |
GB1278009A (en) * | 1970-10-22 | 1972-06-14 | Standard Telephones Cables Ltd | Microphone |
-
1974
- 1974-09-25 GB GB41782/74A patent/GB1487847A/en not_active Expired
- 1974-10-15 US US05/514,779 patent/US3995124A/en not_active Expired - Lifetime
- 1974-10-16 SE SE7413047A patent/SE386800B/sv unknown
- 1974-10-24 NL NL7413937A patent/NL7413937A/xx not_active Application Discontinuation
- 1974-10-29 DE DE19742451307 patent/DE2451307A1/de not_active Ceased
- 1974-11-06 FR FR7436790A patent/FR2290811A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1487847A (en) | 1977-10-05 |
FR2290811A1 (fr) | 1976-06-04 |
NL7413937A (nl) | 1976-04-27 |
DE2451307A1 (de) | 1976-05-06 |
US3995124A (en) | 1976-11-30 |
FR2290811B1 (sv) | 1982-05-07 |
SE386800B (sv) | 1976-08-16 |
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