DE10195223T1 - Mikrophonanordnung für die Schallfeld-Aufzeichnung mit hoher Auflösung - Google Patents

Mikrophonanordnung für die Schallfeld-Aufzeichnung mit hoher Auflösung

Info

Publication number
DE10195223T1
DE10195223T1 DE10195223T DE10195223T DE10195223T1 DE 10195223 T1 DE10195223 T1 DE 10195223T1 DE 10195223 T DE10195223 T DE 10195223T DE 10195223 T DE10195223 T DE 10195223T DE 10195223 T1 DE10195223 T1 DE 10195223T1
Authority
DE
Germany
Prior art keywords
high resolution
sound field
microphone arrangement
field recording
recording
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.)
Withdrawn
Application number
DE10195223T
Other languages
English (en)
Inventor
Mark Alistair Poletti
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IND RES Ltd
Industrial Research Ltd
Original Assignee
IND RES Ltd
Industrial Research Ltd
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 IND RES Ltd, Industrial Research Ltd filed Critical IND RES Ltd
Publication of DE10195223T1 publication Critical patent/DE10195223T1/de
Withdrawn legal-status Critical Current

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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/401—2D or 3D arrays 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Health & Medical Sciences (AREA)
  • General 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)
  • Stereophonic System (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Stereophonic Arrangements (AREA)
DE10195223T 2000-02-02 2001-02-02 Mikrophonanordnung für die Schallfeld-Aufzeichnung mit hoher Auflösung Withdrawn DE10195223T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NZ502603A NZ502603A (en) 2000-02-02 2000-02-02 Multitransducer microphone arrays with signal processing for high resolution sound field recording
PCT/NZ2001/000010 WO2001058209A1 (en) 2000-02-02 2001-02-02 Microphone arrays for high resolution sound field recording

Publications (1)

Publication Number Publication Date
DE10195223T1 true DE10195223T1 (de) 2003-10-30

Family

ID=19927728

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10195223T Withdrawn DE10195223T1 (de) 2000-02-02 2001-02-02 Mikrophonanordnung für die Schallfeld-Aufzeichnung mit hoher Auflösung

Country Status (6)

Country Link
US (1) US7133530B2 (de)
AU (1) AU770624B2 (de)
DE (1) DE10195223T1 (de)
GB (1) GB2373128B (de)
NZ (1) NZ502603A (de)
WO (1) WO2001058209A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008014575A1 (de) * 2008-03-13 2009-09-17 Volkswagen Ag Verfahren und Vorrichtung zum Orten von Schallquellen mit Hilfe einer Ortswellenzahltransformationsfilterbank

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7068796B2 (en) * 2001-07-31 2006-06-27 Moorer James A Ultra-directional microphones
US20030069710A1 (en) * 2001-09-24 2003-04-10 Earl Geddes Method for quantifying the polar response of transducers
US20030147539A1 (en) 2002-01-11 2003-08-07 Mh Acoustics, Llc, A Delaware Corporation Audio system based on at least second-order eigenbeams
KR100493172B1 (ko) * 2003-03-06 2005-06-02 삼성전자주식회사 마이크로폰 어레이 구조, 이를 이용한 일정한 지향성을갖는 빔 형성방법 및 장치와 음원방향 추정방법 및 장치
JP4007254B2 (ja) * 2003-06-02 2007-11-14 ヤマハ株式会社 アレースピーカーシステム
FR2858403B1 (fr) * 2003-07-31 2005-11-18 Remy Henri Denis Bruno Systeme et procede de determination d'une representation d'un champ acoustique
DK176894B1 (da) 2004-01-29 2010-03-08 Dpa Microphones As Mikrofonstruktur med retningsvirkning
EP1856948B1 (de) 2005-03-09 2011-10-05 MH Acoustics, LLC Positionsunabhängiges mikrofonsystem
US8379892B1 (en) * 2007-03-30 2013-02-19 Kang Gu Array of high frequency loudspeakers
US7626889B2 (en) * 2007-04-06 2009-12-01 Microsoft Corporation Sensor array post-filter for tracking spatial distributions of signals and noise
US8189807B2 (en) 2008-06-27 2012-05-29 Microsoft Corporation Satellite microphone array for video conferencing
EP2321978A4 (de) 2008-08-29 2013-01-23 Dev Audio Pty Ltd Mikrofonarray und verfahren zur tonerfassung
WO2011041834A1 (en) * 2009-10-07 2011-04-14 The University Of Sydney Reconstruction of a recorded sound field
EP2360940A1 (de) * 2010-01-19 2011-08-24 Televic NV. Lenkbares Mikrofonanordnungssystem mit einem erstrangigen Richtungsmuster
US20110194623A1 (en) * 2010-02-09 2011-08-11 Broadcom Corporation Reconfigurable Filter for Cable Frequency Tilt Compensation and MoCA Transmitter Leakage Cancellation
US8725097B2 (en) * 2010-02-09 2014-05-13 Broadcom Corporation Amplifier for cable and terrestrial applications with independent stage frequency tilt
NZ587483A (en) 2010-08-20 2012-12-21 Ind Res Ltd Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions
WO2013028393A1 (en) 2011-08-23 2013-02-28 Dolby Laboratories Licensing Corporation Method and system for generating a matrix-encoded two-channel audio signal
US9197962B2 (en) 2013-03-15 2015-11-24 Mh Acoustics Llc Polyhedral audio system based on at least second-order eigenbeams
WO2016011479A1 (en) * 2014-07-23 2016-01-28 The Australian National University Planar sensor array
CN105898668A (zh) * 2016-03-18 2016-08-24 南京青衿信息科技有限公司 一种声场空间的坐标定义方法
US10492000B2 (en) 2016-04-08 2019-11-26 Google Llc Cylindrical microphone array for efficient recording of 3D sound fields
FR3050601B1 (fr) * 2016-04-26 2018-06-22 Arkamys Procede et systeme de diffusion d'un signal audio a 360°
US10951859B2 (en) 2018-05-30 2021-03-16 Microsoft Technology Licensing, Llc Videoconferencing device and method
US20200037181A1 (en) * 2018-07-30 2020-01-30 Rohde & Schwarz Gmbh & Co. Kg Radio frequency test system, measurement setup as well as method for testing a device under test
GB201814988D0 (en) * 2018-09-14 2018-10-31 Squarehead Tech As Microphone Arrays
WO2020059977A1 (ko) * 2018-09-21 2020-03-26 엘지전자 주식회사 연속적으로 스티어링 가능한 2차 디퍼런셜 마이크로폰 어레이 및 그것을 구성하는 방법
TWI731391B (zh) * 2019-08-15 2021-06-21 緯創資通股份有限公司 麥克風裝置、電子裝置及其音訊信號處理方法
US11696083B2 (en) 2020-10-21 2023-07-04 Mh Acoustics, Llc In-situ calibration of microphone arrays
WO2023166109A1 (de) * 2022-03-03 2023-09-07 Kaetel Systems Gmbh Vorrichtung und verfahren zum neuaufzeichnen eines existierenden tonstücks

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US404279A (en) * 1889-05-28 Hose-bridge
GB1512514A (en) * 1974-07-12 1978-06-01 Nat Res Dev Microphone assemblies
US4262170A (en) * 1979-03-12 1981-04-14 Bauer Benjamin B Microphone system for producing signals for surround-sound transmission and reproduction
US4311874A (en) 1979-12-17 1982-01-19 Bell Telephone Laboratories, Incorporated Teleconference microphone arrays
US4696043A (en) 1984-08-24 1987-09-22 Victor Company Of Japan, Ltd. Microphone apparatus having a variable directivity pattern
JPH0728470B2 (ja) * 1989-02-03 1995-03-29 松下電器産業株式会社 アレイマイクロホン
CA2069356C (en) * 1991-07-17 1997-05-06 Gary Wayne Elko Adjustable filter for differential microphones
US5737430A (en) 1993-07-22 1998-04-07 Cardinal Sound Labs, Inc. Directional hearing aid
US5473701A (en) 1993-11-05 1995-12-05 At&T Corp. Adaptive microphone array
US5511130A (en) 1994-05-04 1996-04-23 At&T Corp. Single diaphragm second order differential microphone assembly
WO1996013958A1 (en) 1994-10-31 1996-05-09 Mike Godfrey Global sound microphone system
US5715319A (en) 1996-05-30 1998-02-03 Picturetel Corporation Method and apparatus for steerable and endfire superdirective microphone arrays with reduced analog-to-digital converter and computational requirements
US6978159B2 (en) * 1996-06-19 2005-12-20 Board Of Trustees Of The University Of Illinois Binaural signal processing using multiple acoustic sensors and digital filtering
US5848172A (en) 1996-11-22 1998-12-08 Lucent Technologies Inc. Directional microphone
US6041127A (en) * 1997-04-03 2000-03-21 Lucent Technologies Inc. Steerable and variable first-order differential microphone array
US6154552A (en) * 1997-05-15 2000-11-28 Planning Systems Inc. Hybrid adaptive beamformer
US6072878A (en) 1997-09-24 2000-06-06 Sonic Solutions Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008014575A1 (de) * 2008-03-13 2009-09-17 Volkswagen Ag Verfahren und Vorrichtung zum Orten von Schallquellen mit Hilfe einer Ortswellenzahltransformationsfilterbank

Also Published As

Publication number Publication date
US20030063758A1 (en) 2003-04-03
WO2001058209A1 (en) 2001-08-09
NZ502603A (en) 2002-09-27
US7133530B2 (en) 2006-11-07
AU770624B2 (en) 2004-02-26
GB2373128A (en) 2002-09-11
GB0214276D0 (en) 2002-07-31
AU3623301A (en) 2001-08-14
GB2373128B (en) 2004-01-21

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee