DK1552719T3 - Forsinkelsesnetværksmikrofon med harmonisk nesting - Google Patents

Forsinkelsesnetværksmikrofon med harmonisk nesting

Info

Publication number
DK1552719T3
DK1552719T3 DK03785011.2T DK03785011T DK1552719T3 DK 1552719 T3 DK1552719 T3 DK 1552719T3 DK 03785011 T DK03785011 T DK 03785011T DK 1552719 T3 DK1552719 T3 DK 1552719T3
Authority
DK
Denmark
Prior art keywords
acoustical
port sub
signals
array
frequency range
Prior art date
Application number
DK03785011.2T
Other languages
English (en)
Inventor
Steven S Smith
Richard J Santiago
Mark Gilbert
Alan J Usdrowski
Original Assignee
Shure Acquisition Holdings Inc
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 Shure Acquisition Holdings Inc filed Critical Shure Acquisition Holdings Inc
Application granted granted Critical
Publication of DK1552719T3 publication Critical patent/DK1552719T3/da

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

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)
  • Transducers For Ultrasonic Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
DK03785011.2T 2002-08-09 2003-08-07 Forsinkelsesnetværksmikrofon med harmonisk nesting DK1552719T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US40218502P 2002-08-09 2002-08-09
US10/325,546 US6788791B2 (en) 2002-08-09 2002-12-20 Delay network microphones with harmonic nesting
PCT/US2003/024759 WO2004016038A1 (en) 2002-08-09 2003-08-07 Delay network microphones with harmonic nesting

Publications (1)

Publication Number Publication Date
DK1552719T3 true DK1552719T3 (da) 2011-01-31

Family

ID=31720282

Family Applications (1)

Application Number Title Priority Date Filing Date
DK03785011.2T DK1552719T3 (da) 2002-08-09 2003-08-07 Forsinkelsesnetværksmikrofon med harmonisk nesting

Country Status (10)

Country Link
US (1) US6788791B2 (da)
EP (1) EP1552719B1 (da)
JP (1) JP2005536113A (da)
CN (1) CN1689371B (da)
AT (1) ATE484158T1 (da)
AU (1) AU2003256875A1 (da)
DE (1) DE60334476D1 (da)
DK (1) DK1552719T3 (da)
TW (1) TW200421898A (da)
WO (1) WO2004016038A1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1643798B1 (en) * 2004-10-01 2012-12-05 AKG Acoustics GmbH Microphone comprising two pressure-gradient capsules
DE602006005493D1 (de) * 2006-10-02 2009-04-16 Harman Becker Automotive Sys Sprachsteuerung von Fahrzeugelementen von außerhalb einer Fahrzeugkabine
JP2010010749A (ja) * 2008-06-24 2010-01-14 Panasonic Corp マイクロホン装置
CN104918173B (zh) * 2015-05-07 2018-02-27 安徽师范大学 一种应用于有源声屏障的指向性次级声源设计方法
JP6661118B2 (ja) * 2016-02-16 2020-03-11 公立大学法人首都大学東京 音響レンズおよび収音装置
US10075783B2 (en) 2016-09-23 2018-09-11 Apple Inc. Acoustically summed reference microphone for active noise control
US11937056B2 (en) 2019-08-22 2024-03-19 Rensselaer Polytechnic Institute Multi-talker separation using 3-tuple coprime microphone array

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2228886A (en) * 1938-10-31 1941-01-14 Rca Corp Electroacoustical apparatus
US3573400A (en) * 1968-08-14 1971-04-06 Bell Telephone Labor Inc Directional microphone
DE2355778C3 (de) * 1973-11-08 1986-01-02 Schoeps, Karl, Dr.-Ing., 7500 Karlsruhe Anordnung für ein Kondensatormikrophon
DE2439634B1 (de) 1974-08-19 1976-03-18 Schoeps, Karl, Dr.-Ing., 7500 Karlsruhe Anordnung zu gerichtetem schallempfang
US4421957A (en) * 1981-06-15 1983-12-20 Bell Telephone Laboratories, Incorporated End-fire microphone and loudspeaker structures
US4555598A (en) 1983-09-21 1985-11-26 At&T Bell Laboratories Teleconferencing acoustic transducer
US4696043A (en) * 1984-08-24 1987-09-22 Victor Company Of Japan, Ltd. Microphone apparatus having a variable directivity pattern
JPS6223300A (ja) * 1985-07-23 1987-01-31 Victor Co Of Japan Ltd 指向性マイクロホン装置
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
US5137110A (en) * 1990-08-30 1992-08-11 University Of Colorado Foundation, Inc. Highly directional sound projector and receiver apparatus
US5862240A (en) * 1995-02-10 1999-01-19 Sony Corporation Microphone device
DE19703311A1 (de) * 1997-01-30 1998-08-06 Sennheiser Electronic Grenzflächenmikrofon
JPH11224179A (ja) * 1998-02-05 1999-08-17 Fujitsu Ltd 対話インタフェース・システム
US6330540B1 (en) 1999-05-27 2001-12-11 Louis Dischler Hand-held computer device having mirror with negative curvature and voice recognition
JP3789685B2 (ja) * 1999-07-02 2006-06-28 富士通株式会社 マイクロホンアレイ装置
US6741709B2 (en) * 2000-12-20 2004-05-25 Shure Incorporated Condenser microphone assembly

Also Published As

Publication number Publication date
AU2003256875A1 (en) 2004-02-25
EP1552719B1 (en) 2010-10-06
US6788791B2 (en) 2004-09-07
TW200421898A (en) 2004-10-16
US20040037168A1 (en) 2004-02-26
WO2004016038A1 (en) 2004-02-19
ATE484158T1 (de) 2010-10-15
EP1552719A1 (en) 2005-07-13
CN1689371A (zh) 2005-10-26
JP2005536113A (ja) 2005-11-24
DE60334476D1 (de) 2010-11-18
CN1689371B (zh) 2010-05-26

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