NL186058B - Microfooninrichting. - Google Patents

Microfooninrichting.

Info

Publication number
NL186058B
NL186058B NLAANVRAGE7508270,A NL7508270A NL186058B NL 186058 B NL186058 B NL 186058B NL 7508270 A NL7508270 A NL 7508270A NL 186058 B NL186058 B NL 186058B
Authority
NL
Netherlands
Prior art keywords
microphone device
microphone
Prior art date
Application number
NLAANVRAGE7508270,A
Other languages
English (en)
Other versions
NL186058C (nl
NL7508270A (nl
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of NL7508270A publication Critical patent/NL7508270A/nl
Publication of NL186058B publication Critical patent/NL186058B/nl
Application granted granted Critical
Publication of NL186058C publication Critical patent/NL186058C/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction

Landscapes

  • 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)
  • Stereophonic Arrangements (AREA)
NLAANVRAGE7508270,A 1974-07-12 1975-07-10 Microfooninrichting. NL186058C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB30977/74A GB1512514A (en) 1974-07-12 1974-07-12 Microphone assemblies

Publications (3)

Publication Number Publication Date
NL7508270A NL7508270A (nl) 1976-01-14
NL186058B true NL186058B (nl) 1990-04-02
NL186058C NL186058C (nl) 1990-09-03

Family

ID=10316054

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7508270,A NL186058C (nl) 1974-07-12 1975-07-10 Microfooninrichting.

Country Status (6)

Country Link
US (1) US4042779A (nl)
JP (1) JPS5132319A (nl)
DE (1) DE2531161C2 (nl)
FR (1) FR2278218A1 (nl)
GB (1) GB1512514A (nl)
NL (1) NL186058C (nl)

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CA1091588A (en) * 1976-11-01 1980-12-16 William R. Wray Receiving system having a pre-selected directional rejection characteristic
DE8509965U1 (de) * 1985-04-03 1985-06-20 Woywod, Gerhard, 4330 Mülheim Elektroakustische Anordnung für richtungsorientiertes, räumliches Hören
US4888807A (en) * 1989-01-18 1989-12-19 Audio-Technica U.S., Inc. Variable pattern microphone system
DE4101933A1 (de) * 1991-01-21 1992-07-23 Schaller Werner Steuergeraet fuer richtmikrofonsignale zur erzeugung von virtuellen richtcharakteristiken mit einstellbarer hauptempfangsrichtung und einstellbarem buendelungsgrad zur anwendung in der audiotechnik und der akustischen messtechnik
US5377166A (en) * 1994-01-25 1994-12-27 Martin Marietta Corporation Polyhedral directional transducer array
US6041127A (en) * 1997-04-03 2000-03-21 Lucent Technologies Inc. Steerable and variable first-order differential microphone array
NZ502603A (en) * 2000-02-02 2002-09-27 Ind Res Ltd Multitransducer microphone arrays with signal processing for high resolution sound field recording
US20030147539A1 (en) * 2002-01-11 2003-08-07 Mh Acoustics, Llc, A Delaware Corporation Audio system based on at least second-order eigenbeams
WO2007106399A2 (en) * 2006-03-10 2007-09-20 Mh Acoustics, Llc Noise-reducing directional microphone array
CA2374299A1 (en) * 2002-03-01 2003-09-01 Charles Whitman Fox Modular microphone array for surround sound recording
ITMI20020566A1 (it) * 2002-03-18 2003-09-18 Daniele Ramenzoni Dispositivo per captare movimenti anche piccoli nell'aria e nei fluidi adatto per applicazioni cibernetiche e di laboratorio come trasduttor
US8204247B2 (en) * 2003-01-10 2012-06-19 Mh Acoustics, Llc Position-independent microphone system
US20080144864A1 (en) * 2004-05-25 2008-06-19 Huonlabs Pty Ltd Audio Apparatus And Method
EP1867206B1 (en) * 2005-03-16 2016-05-11 James Cox Microphone array and digital signal processing system
FI20055261A0 (fi) * 2005-05-27 2005-05-27 Midas Studios Avoin Yhtioe Akustisten muuttajien kokoonpano, järjestelmä ja menetelmä akustisten signaalien vastaanottamista tai toistamista varten
FI20055260A0 (fi) * 2005-05-27 2005-05-27 Midas Studios Avoin Yhtioe Laite, järjestelmä ja menetelmä akustisten signaalien vastaanottamista tai toistamista varten
EP1737265A1 (en) * 2005-06-23 2006-12-27 AKG Acoustics GmbH Determination of the position of sound sources
EP1737271A1 (en) 2005-06-23 2006-12-27 AKG Acoustics GmbH Array microphone
ATE378793T1 (de) * 2005-06-23 2007-11-15 Akg Acoustics Gmbh Methode zur modellierung eines mikrofons
ATE545286T1 (de) * 2005-06-23 2012-02-15 Akg Acoustics Gmbh Schallfeldmikrophon
JP4804095B2 (ja) * 2005-10-07 2011-10-26 パナソニック株式会社 マイクロホン装置
US8130977B2 (en) * 2005-12-27 2012-03-06 Polycom, Inc. Cluster of first-order microphones and method of operation for stereo input of videoconferencing system
GB0619825D0 (en) * 2006-10-06 2006-11-15 Craven Peter G Microphone array
GB0720473D0 (en) * 2007-10-19 2007-11-28 Univ Surrey Accoustic source separation
CN101884224A (zh) * 2007-11-13 2010-11-10 Akg声学有限公司 麦克风装置
ATE498978T1 (de) 2007-11-13 2011-03-15 Akg Acoustics Gmbh Mikrofonanordnung, die zwei druckgradientenwandler aufweist
EP2262277B1 (en) * 2007-11-13 2012-01-04 AKG Acoustics GmbH Microphone arrangement
WO2009062212A1 (en) * 2007-11-13 2009-05-22 Akg Acoustics Gmbh Microphone arrangement comprising three pressure gradient transducers
CN101855914B (zh) * 2007-11-13 2014-08-20 Akg声学有限公司 声源的位置确定
DE102008004674A1 (de) 2007-12-17 2009-06-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signalaufnahme mit variabler Richtcharakteristik
WO2009105793A1 (en) 2008-02-26 2009-09-03 Akg Acoustics Gmbh Transducer assembly
US20100131417A1 (en) * 2008-11-25 2010-05-27 Hank Risan Enhancing copyright revenue generation
JP5309953B2 (ja) 2008-12-17 2013-10-09 ヤマハ株式会社 収音装置
US20110035686A1 (en) * 2009-08-06 2011-02-10 Hank Risan Simulation of a media recording with entirely independent artistic authorship
ITUD20090183A1 (it) * 2009-10-14 2011-04-15 Advanced Ind Design In Acous Tic Srl Sonda per misurazioni subacquee vettoriali del campo sonoro
EP2448289A1 (en) 2010-10-28 2012-05-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for deriving a directional information and computer program product
EP2450880A1 (en) 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2749044B1 (en) 2011-08-23 2015-05-27 Dolby Laboratories Licensing Corporation Method and system for generating a matrix-encoded two-channel audio signal
NL2007334C2 (en) 2011-09-02 2013-03-05 Munisense B V Device and method for measuring sound levels and direction or localisation of sound sources.
FR2998438A1 (fr) 2012-11-16 2014-05-23 France Telecom Acquisition de donnees sonores spatialisees
US8666090B1 (en) 2013-02-26 2014-03-04 Full Code Audio LLC Microphone modeling system and method
US9197962B2 (en) 2013-03-15 2015-11-24 Mh Acoustics Llc Polyhedral audio system based on at least second-order eigenbeams
EP2782094A1 (en) 2013-03-22 2014-09-24 Thomson Licensing Method and apparatus for enhancing directivity of a 1st order Ambisonics signal
US9338552B2 (en) 2014-05-09 2016-05-10 Trifield Ip, Llc Coinciding low and high frequency localization panning
US10492000B2 (en) 2016-04-08 2019-11-26 Google Llc Cylindrical microphone array for efficient recording of 3D sound fields
US10477304B2 (en) 2016-06-15 2019-11-12 Mh Acoustics, Llc Spatial encoding directional microphone array
US10356514B2 (en) 2016-06-15 2019-07-16 Mh Acoustics, Llc Spatial encoding directional microphone array
CN106358129B (zh) * 2016-08-29 2019-06-11 陈立康 一种全息立体扬声器
CN106210968B (zh) * 2016-08-29 2019-06-07 陈立康 一种全息立体拾音器
US9865274B1 (en) 2016-12-22 2018-01-09 Getgo, Inc. Ambisonic audio signal processing for bidirectional real-time communication
US10332530B2 (en) 2017-01-27 2019-06-25 Google Llc Coding of a soundfield representation
SG11202000330XA (en) 2017-07-14 2020-02-27 Fraunhofer Ges Forschung Concept for generating an enhanced sound field description or a modified sound field description using a multi-point sound field description
SG11202000287RA (en) 2017-07-14 2020-02-27 Fraunhofer Ges Forschung Concept for generating an enhanced sound-field description or a modified sound field description using a depth-extended dirac technique or other techniques
BR112020000759A2 (pt) 2017-07-14 2020-07-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. aparelho para gerar uma descrição modificada de campo sonoro de uma descrição de campo sonoro e metadados em relação a informações espaciais da descrição de campo sonoro, método para gerar uma descrição aprimorada de campo sonoro, método para gerar uma descrição modificada de campo sonoro de uma descrição de campo sonoro e metadados em relação a informações espaciais da descrição de campo sonoro, programa de computador, descrição aprimorada de campo sonoro
US10609502B2 (en) * 2017-12-21 2020-03-31 Verizon Patent And Licensing Inc. Methods and systems for simulating microphone capture within a capture zone of a real-world scene
US10701481B2 (en) 2018-11-14 2020-06-30 Townsend Labs Inc Microphone sound isolation baffle and system
US11832052B2 (en) 2019-08-28 2023-11-28 Orta Dogu Teknik Universitesi Spherically steerable vector differential microphone arrays
CN212660316U (zh) * 2019-09-30 2021-03-05 罗技欧洲公司 麦克风炭精盒组件
US11696083B2 (en) 2020-10-21 2023-07-04 Mh Acoustics, Llc In-situ calibration of microphone arrays

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US2636943A (en) * 1951-02-26 1953-04-28 Pierre H Schaeffer Spatial music projecting device
US3290646A (en) * 1960-04-06 1966-12-06 Raytheon Co Sonar transducer
US3158695A (en) * 1960-07-05 1964-11-24 Ht Res Inst Stereophonic system
DE1148268B (de) * 1961-07-24 1963-05-09 Inst Rundfunktechnik G M B H Verfahren zur Erhoehung des Geraeusch-spannungsabstandes in polymikrophonen Mehrkanaluebertragungssystemen
US3360606A (en) * 1963-06-12 1967-12-26 Jetru Inc Stereophonic systems
JPS4929441B1 (nl) * 1970-02-27 1974-08-05
GB1369813A (en) * 1971-02-02 1974-10-09 Nat Res Dev Reproduction of sound
US3824342A (en) * 1972-05-09 1974-07-16 Rca Corp Omnidirectional sound field reproducing system
GB1494751A (en) * 1974-03-26 1977-12-14 Nat Res Dev Sound reproduction systems

Also Published As

Publication number Publication date
US4042779A (en) 1977-08-16
DE2531161C2 (de) 1984-08-23
GB1512514A (en) 1978-06-01
JPS5132319A (en) 1976-03-18
NL186058C (nl) 1990-09-03
NL7508270A (nl) 1976-01-14
FR2278218B1 (nl) 1982-10-29
JPS6216080B2 (nl) 1987-04-10
FR2278218A1 (fr) 1976-02-06
DE2531161A1 (de) 1976-01-22

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
SNR Assignments of patents or rights arising from examined patent applications

Owner name: BRITISH TECHNOLOGY GROUP LTD

V1 Lapsed because of non-payment of the annual fee