ATE498978T1 - Mikrofonanordnung, die zwei druckgradientenwandler aufweist - Google Patents

Mikrofonanordnung, die zwei druckgradientenwandler aufweist

Info

Publication number
ATE498978T1
ATE498978T1 AT07815181T AT07815181T ATE498978T1 AT E498978 T1 ATE498978 T1 AT E498978T1 AT 07815181 T AT07815181 T AT 07815181T AT 07815181 T AT07815181 T AT 07815181T AT E498978 T1 ATE498978 T1 AT E498978T1
Authority
AT
Austria
Prior art keywords
pressure gradient
gradient transducers
transducers
diaphragm
microphone arrangement
Prior art date
Application number
AT07815181T
Other languages
English (en)
Inventor
Friedrich Reining
Original Assignee
Akg Acoustics Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Akg Acoustics Gmbh filed Critical Akg Acoustics Gmbh
Application granted granted Critical
Publication of ATE498978T1 publication Critical patent/ATE498978T1/de

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
    • H04R1/34—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

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measuring Fluid Pressure (AREA)
AT07815181T 2007-11-13 2007-11-13 Mikrofonanordnung, die zwei druckgradientenwandler aufweist ATE498978T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/AT2007/000514 WO2009062213A1 (en) 2007-11-13 2007-11-13 Microphone arrangement, having two pressure gradient transducers

Publications (1)

Publication Number Publication Date
ATE498978T1 true ATE498978T1 (de) 2011-03-15

Family

ID=39619116

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07815181T ATE498978T1 (de) 2007-11-13 2007-11-13 Mikrofonanordnung, die zwei druckgradientenwandler aufweist

Country Status (6)

Country Link
US (1) US8472639B2 (de)
EP (1) EP2208361B1 (de)
CN (1) CN101911722B (de)
AT (1) ATE498978T1 (de)
DE (1) DE602007012600D1 (de)
WO (1) WO2009062213A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009062213A1 (en) 2007-11-13 2009-05-22 Akg Acoustics Gmbh Microphone arrangement, having two pressure gradient transducers
EP2262277B1 (de) * 2007-11-13 2012-01-04 AKG Acoustics GmbH Mikrofonanordnung
ATE498977T1 (de) * 2007-11-13 2011-03-15 Akg Acoustics Gmbh Mikrofonanordnung
WO2009105793A1 (en) * 2008-02-26 2009-09-03 Akg Acoustics Gmbh Transducer assembly
CN102221399B (zh) * 2011-05-06 2013-07-31 扬州大学 传声器∞字型方向特性匹配器
US9357292B2 (en) * 2012-12-06 2016-05-31 Fortemedia, Inc. Implementation of microphone array housing receiving sound via guide tube
US8958592B2 (en) * 2013-05-23 2015-02-17 Fortemedia, Inc. Microphone array housing with acoustic extending structure and electronic device utilizing the same
US9565493B2 (en) 2015-04-30 2017-02-07 Shure Acquisition Holdings, Inc. Array microphone system and method of assembling the same
US9554207B2 (en) 2015-04-30 2017-01-24 Shure Acquisition Holdings, Inc. Offset cartridge microphones
JP6596689B2 (ja) * 2015-07-24 2019-10-30 株式会社オーディオテクニカ マイクロホン装置
US10367948B2 (en) 2017-01-13 2019-07-30 Shure Acquisition Holdings, Inc. Post-mixing acoustic echo cancellation systems and methods
CN112335261B (zh) 2018-06-01 2023-07-18 舒尔获得控股公司 图案形成麦克风阵列
US11297423B2 (en) 2018-06-15 2022-04-05 Shure Acquisition Holdings, Inc. Endfire linear array microphone
WO2020061353A1 (en) 2018-09-20 2020-03-26 Shure Acquisition Holdings, Inc. Adjustable lobe shape for array microphones
CN113841419A (zh) 2019-03-21 2021-12-24 舒尔获得控股公司 天花板阵列麦克风的外壳及相关联设计特征
WO2020191380A1 (en) 2019-03-21 2020-09-24 Shure Acquisition Holdings,Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition functionality
US11558693B2 (en) 2019-03-21 2023-01-17 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition and voice activity detection functionality
CN114051738B (zh) 2019-05-23 2024-10-01 舒尔获得控股公司 可操纵扬声器阵列、系统及其方法
US11302347B2 (en) 2019-05-31 2022-04-12 Shure Acquisition Holdings, Inc. Low latency automixer integrated with voice and noise activity detection
WO2021041275A1 (en) 2019-08-23 2021-03-04 Shore Acquisition Holdings, Inc. Two-dimensional microphone array with improved directivity
US12028678B2 (en) 2019-11-01 2024-07-02 Shure Acquisition Holdings, Inc. Proximity microphone
US11552611B2 (en) 2020-02-07 2023-01-10 Shure Acquisition Holdings, Inc. System and method for automatic adjustment of reference gain
WO2021243368A2 (en) 2020-05-29 2021-12-02 Shure Acquisition Holdings, Inc. Transducer steering and configuration systems and methods using a local positioning system
EP4285605A1 (de) 2021-01-28 2023-12-06 Shure Acquisition Holdings, Inc. Hybrides audiostrahlformungssystem
CN114384472B (zh) * 2021-10-15 2022-09-30 北京能源集团有限责任公司 一种移动机器人声源定位方法、机器人及可读存储介质

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB344967A (en) 1929-12-24 1931-03-19 Paul Freedman Improvements in and relating to sound ranging devices
US3008013A (en) * 1954-07-20 1961-11-07 Ferranti Ltd Electrostatic loudspeakers
GB1512514A (en) * 1974-07-12 1978-06-01 Nat Res Dev Microphone assemblies
DE2445176B2 (de) * 1974-09-21 1976-11-18 Elmeg Elektro-Mechanik GmbH, 315OPeine Kontaktfederanordnung in relais
DE3102208C2 (de) * 1980-01-25 1983-01-05 Victor Company Of Japan, Ltd., Yokohama, Kanagawa Mikrofonsystem mit veränderbarer Richtcharakteristik
DE3003178C2 (de) 1980-01-30 1983-08-04 Sennheiser Electronic Kg, 3002 Wedemark Elektroakustischer Wandler nach dem elektrostatischem Prinzip
JPS57148500A (en) 1981-03-10 1982-09-13 Matsushita Electric Ind Co Ltd Electrostatic acoustic converter
DE3843034A1 (de) 1988-12-21 1990-06-28 Messerschmitt Boelkow Blohm Mikrofonsystem zum bestimmen der richtung und position einer schallquelle
US6041127A (en) 1997-04-03 2000-03-21 Lucent Technologies Inc. Steerable and variable first-order differential microphone array
EP0802699A3 (de) 1997-07-16 1998-02-25 Phonak Ag Verfahren zum Elektronischerweitern des Abstands zwischen zwei akustischen/elektrischen Wandlern und einem Hörhilfegerät
JP3344647B2 (ja) * 1998-02-18 2002-11-11 富士通株式会社 マイクロホンアレイ装置
US6549586B2 (en) * 1999-04-12 2003-04-15 Telefonaktiebolaget L M Ericsson System and method for dual microphone signal noise reduction using spectral subtraction
AT411513B (de) * 2000-01-27 2004-01-26 Akg Acoustics Gmbh Elektroakustischer wandler
DE10026078C1 (de) * 2000-05-25 2001-11-08 Siemens Ag Richtmikrofonanordnung und Verfahren zur Signalverarbeitung in einer Richtmikrofonanordnung
AT410498B (de) * 2001-02-20 2003-05-26 Akg Acoustics Gmbh Elektroakustische kapsel
ATA15032001A (de) * 2001-09-20 2005-10-15 Akg Acoustics Gmbh Elektroakustischer wandler
AT410741B (de) * 2002-02-26 2003-07-25 Akg Acoustics Gmbh Druckgradienten-mikrofonkapsel
CA2374299A1 (en) * 2002-03-01 2003-09-01 Charles Whitman Fox Modular microphone array for surround sound recording
WO2004084577A1 (en) 2003-03-21 2004-09-30 Technische Universiteit Delft Circular microphone array for multi channel audio recording
DE202005002446U1 (de) 2005-02-16 2005-05-12 Marek Design Gmbh Mehrpunktmembranteiler für Kondensatormikrofonkapseln
CN101180917A (zh) 2005-05-17 2008-05-14 Nxp股份有限公司 用于mems电容式麦克风的改进膜片
FI20055260A0 (fi) * 2005-05-27 2005-05-27 Midas Studios Avoin Yhtioe Laite, järjestelmä ja menetelmä akustisten signaalien vastaanottamista tai toistamista varten
EP1737271A1 (de) * 2005-06-23 2006-12-27 AKG Acoustics GmbH Mikrofonanordnung
EP1737268B1 (de) * 2005-06-23 2012-02-08 AKG Acoustics GmbH Schallfeldmikrophon
ATE378793T1 (de) * 2005-06-23 2007-11-15 Akg Acoustics Gmbh Methode zur modellierung eines mikrofons
EP1742506B1 (de) * 2005-07-06 2013-05-22 Epcos Pte Ltd Mikrofonanordnung mit P-typ Vorverstärkerseingangsstufe
WO2009062212A1 (en) * 2007-11-13 2009-05-22 Akg Acoustics Gmbh Microphone arrangement comprising three pressure gradient transducers
EP2262277B1 (de) * 2007-11-13 2012-01-04 AKG Acoustics GmbH Mikrofonanordnung
ATE498977T1 (de) * 2007-11-13 2011-03-15 Akg Acoustics Gmbh Mikrofonanordnung
WO2009062211A1 (en) * 2007-11-13 2009-05-22 Akg Acoustics Gmbh Position determination of sound sources
WO2009062213A1 (en) 2007-11-13 2009-05-22 Akg Acoustics Gmbh Microphone arrangement, having two pressure gradient transducers
WO2009105793A1 (en) * 2008-02-26 2009-09-03 Akg Acoustics Gmbh Transducer assembly

Also Published As

Publication number Publication date
DE602007012600D1 (de) 2011-03-31
CN101911722B (zh) 2013-10-30
US20090190777A1 (en) 2009-07-30
WO2009062213A1 (en) 2009-05-22
EP2208361A1 (de) 2010-07-21
EP2208361B1 (de) 2011-02-16
US8472639B2 (en) 2013-06-25
CN101911722A (zh) 2010-12-08

Similar Documents

Publication Publication Date Title
ATE498978T1 (de) Mikrofonanordnung, die zwei druckgradientenwandler aufweist
ATE507683T1 (de) Mikrofonanordnung mit drei druckgradientenwandlern
ATE540536T1 (de) Mikrofonanordnung
US8737665B2 (en) Negative pressure earphone
US8744111B2 (en) Earphone with tension diaphragm
CN204377095U (zh) 偶极高辐射抗型耳机
EP1592281A3 (de) Ein Kanal für ebene Wellen, eine Lautsprecherkonstruktion, eine lineare Lautsprecheranordnung und ein Verfahren zum Erzeugen einer ebenen akustischen Wellenfront
TW200706052A (en) Multi-microphone capsule
WO2010027241A3 (en) Directional sound generating apparatus and directional speaker array including the same
ATE532344T1 (de) Mikrofonvorrichtung
ATE473603T1 (de) Akustische lokalisierung eines sprechers
WO2010045107A3 (en) Microphone having multiple transducer elements
CN102421043A (zh) 具有声学调整装置的头戴式耳机
EP1819193A3 (de) Elektroakustischer Wandler
EP1517581A3 (de) Ein Verfahren zum Entwurf einer optimalen Mikrofonanordnung unter Bedingungen der uniformen akustischen Kopplung
WO2008120436A3 (en) Voice conference apparatus providing microphone directivity to reduce acoustic coupling
HK1121330A1 (en) Line array electroacoustical transducing
ATE498977T1 (de) Mikrofonanordnung
WO2009044916A1 (ja) スピーカ装置
CN204948303U (zh) 一种动圈式耳机
US20110255716A1 (en) Diaphragm and condenser microphone using same
CN203883991U (zh) 多振膜微机电系统麦克风结构
TW200715893A (en) Electret condenser microphone and manufacturing method thereof
JP6644965B2 (ja) 狭指向性マイクロホン
TW201436585A (zh) 麥克風陣列

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 2208361

Country of ref document: EP