EP0883104A3 - Eine Turbulenzabschirmung für ein Mikrophon in einer Wandaussparung - Google Patents

Eine Turbulenzabschirmung für ein Mikrophon in einer Wandaussparung Download PDF

Info

Publication number
EP0883104A3
EP0883104A3 EP98630022A EP98630022A EP0883104A3 EP 0883104 A3 EP0883104 A3 EP 0883104A3 EP 98630022 A EP98630022 A EP 98630022A EP 98630022 A EP98630022 A EP 98630022A EP 0883104 A3 EP0883104 A3 EP 0883104A3
Authority
EP
European Patent Office
Prior art keywords
cavity
mcirophone
turbulence
shield
wall
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.)
Granted
Application number
EP98630022A
Other languages
English (en)
French (fr)
Other versions
EP0883104B1 (de
EP0883104A2 (de
Inventor
James T. Rainey
Duane C. Mccormick
Mark A. Daniels
Shau-Tak R. Chou
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.)
Carrier Corp
Original Assignee
Carrier Corp
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 Carrier Corp filed Critical Carrier Corp
Publication of EP0883104A2 publication Critical patent/EP0883104A2/de
Publication of EP0883104A3 publication Critical patent/EP0883104A3/de
Application granted granted Critical
Publication of EP0883104B1 publication Critical patent/EP0883104B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17857—Geometric disposition, e.g. placement of microphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17861—Methods, e.g. algorithms; Devices using additional means for damping sound, e.g. using sound absorbing panels
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787—General system configurations
    • G10K11/17875—General system configurations using an error signal without a reference signal, e.g. pure feedback
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787—General system configurations
    • G10K11/17879—General system configurations using both a reference signal and an error signal
    • G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
    • G10K2210/1082—Microphones, e.g. systems using "virtual" microphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/109—Compressors, e.g. fans
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/112—Ducts
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/50—Miscellaneous
    • G10K2210/507—Flow or turbulence

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Duct Arrangements (AREA)
  • Air Conditioning Control Device (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Exhaust Silencers (AREA)
EP98630022A 1997-06-06 1998-05-29 Eine Turbulenzabschirmung für ein Mikrophon in einer Wandaussparung Expired - Lifetime EP0883104B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87102097A 1997-06-06 1997-06-06
US871020 1997-06-06

Publications (3)

Publication Number Publication Date
EP0883104A2 EP0883104A2 (de) 1998-12-09
EP0883104A3 true EP0883104A3 (de) 2001-09-12
EP0883104B1 EP0883104B1 (de) 2007-06-13

Family

ID=25356543

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98630022A Expired - Lifetime EP0883104B1 (de) 1997-06-06 1998-05-29 Eine Turbulenzabschirmung für ein Mikrophon in einer Wandaussparung

Country Status (10)

Country Link
EP (1) EP0883104B1 (de)
JP (1) JP2878275B2 (de)
KR (1) KR100344595B1 (de)
CN (1) CN1138084C (de)
AU (1) AU740156B2 (de)
BR (1) BR9801773A (de)
DE (1) DE69837900T2 (de)
ES (1) ES2286842T3 (de)
MY (1) MY125833A (de)
SG (1) SG77636A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2953305T3 (es) * 2009-11-02 2023-11-10 Mitsubishi Electric Corp Unidad exterior de un aparato de acondicionamiento de aire equipada con sistema de control de ruido
DE102012212843A1 (de) * 2012-07-23 2014-01-23 Behr Gmbh & Co. Kg Klimagerät
FR2996342A1 (fr) * 2012-10-02 2014-04-04 Peugeot Citroen Automobiles Sa Systeme de reduction du bruit d'un climatiseur
JP6617286B2 (ja) * 2015-09-30 2019-12-11 パナソニックＩｐマネジメント株式会社 送風装置
JP6689218B2 (ja) 2017-02-02 2020-04-28 株式会社東芝 電子装置および方法
JP6902105B2 (ja) * 2017-10-03 2021-07-14 富士フイルム株式会社 消音管状構造体
KR20200021813A (ko) * 2018-08-21 2020-03-02 한온시스템 주식회사 차량용 공조장치
KR102644103B1 (ko) * 2019-01-29 2024-03-06 한온시스템 주식회사 차량용 공조장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4876722A (en) * 1986-02-14 1989-10-24 The General Electric Company, P.L.C. Active noise control
WO1995019075A2 (en) * 1993-12-30 1995-07-13 Bolt Beranek And Newman Inc. Active muffler
DE4421803A1 (de) * 1994-06-22 1996-01-04 Stn Atlas Elektronik Gmbh Vorrichtung zur aktiven Schalldämpfung
DE19526098C1 (de) * 1995-07-18 1996-09-12 Stn Atlas Elektronik Gmbh Verfahren zur Maximierung der Dämpfungswirkung einer Vorrichtung zur aktiven Geräuschdämpfung
US5606622A (en) * 1994-09-29 1997-02-25 The Boeing Company Active noise control in a duct with highly turbulent airflow
FR2740599A1 (fr) * 1995-10-30 1997-04-30 Technofirst Dispositif d'attenuation acoustique active destine a etre dispose a l'interieur d'un conduit, en particulier pour l'insonorisation de reseau de ventilation et/ou de climatisation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5457749A (en) * 1990-04-09 1995-10-10 Noise Cancellation Technologies, Inc. Electronic muffler
US5377275A (en) * 1992-07-29 1994-12-27 Kabushiki Kaisha Toshiba Active noise control apparatus
US5808243A (en) * 1996-08-30 1998-09-15 Carrier Corporation Multistage turbulence shield for microphones

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4876722A (en) * 1986-02-14 1989-10-24 The General Electric Company, P.L.C. Active noise control
WO1995019075A2 (en) * 1993-12-30 1995-07-13 Bolt Beranek And Newman Inc. Active muffler
DE4421803A1 (de) * 1994-06-22 1996-01-04 Stn Atlas Elektronik Gmbh Vorrichtung zur aktiven Schalldämpfung
US5606622A (en) * 1994-09-29 1997-02-25 The Boeing Company Active noise control in a duct with highly turbulent airflow
DE19526098C1 (de) * 1995-07-18 1996-09-12 Stn Atlas Elektronik Gmbh Verfahren zur Maximierung der Dämpfungswirkung einer Vorrichtung zur aktiven Geräuschdämpfung
FR2740599A1 (fr) * 1995-10-30 1997-04-30 Technofirst Dispositif d'attenuation acoustique active destine a etre dispose a l'interieur d'un conduit, en particulier pour l'insonorisation de reseau de ventilation et/ou de climatisation

Also Published As

Publication number Publication date
BR9801773A (pt) 1999-07-13
KR19990006719A (ko) 1999-01-25
KR100344595B1 (ko) 2002-09-18
MY125833A (en) 2006-08-30
CN1202592A (zh) 1998-12-23
ES2286842T3 (es) 2007-12-01
SG77636A1 (en) 2001-01-16
EP0883104B1 (de) 2007-06-13
JPH10339499A (ja) 1998-12-22
AU6996098A (en) 1998-12-10
DE69837900D1 (de) 2007-07-26
EP0883104A2 (de) 1998-12-09
JP2878275B2 (ja) 1999-04-05
CN1138084C (zh) 2004-02-11
DE69837900T2 (de) 2008-02-14
AU740156B2 (en) 2001-11-01

Similar Documents

Publication Publication Date Title
USD396726S (en) Combined air intake manifold and filter
EP0843339A3 (de) Behandlungsgerät
EP0937946A3 (de) Wandstruktur für eine Gasturbinenbrennkammer
EP1059418A3 (de) Internes Luftkühlungssystem für Turbinenschaufeln
EP1295952A3 (de) Verfahren zum screenen für transdominate Effectorpeptiden und RNS molekülen
EP0883104A3 (de) Eine Turbulenzabschirmung für ein Mikrophon in einer Wandaussparung
EP0968644A3 (de) Tragbare Blaseinrichtung mit Rauschverminderung
EP1010618A3 (de) Integrierter Schalldämpfer und Abgasendstück für Flugzeug
AU4091297A (en) Antiparasitic agents
MY116152A (en) Microwave oven having filtered air exhaust passages
EP0756139A3 (de) Kompakt-Klimaanlage zur Montage an einer Wand
AU4624400A (en) Method of removing the fibrous shells from cereal grains
AU8956791A (en) Energy extraction from the inlet air of an internal combustion engine
EP0777823A4 (de) Schalldämpfer für luftbetriebene kolbenpumpe
WO2001071194A8 (en) Curved blower conduit
EP0631051A3 (de) Einheit mit einem Kompressor für eine Luftfederung und einer Pumpe, die einen Motor mit Luft versorgt.
CA2245425A1 (en) Neospora vaccine
MXPA02001195A (es) Sistema compresor de aire y un tanque separador fundido de aire/aceite para el mismo.
IT1281991B1 (it) Griglia di aereazione per bocche di presa d'aria
CA2340888A1 (en) Novel tumor antigen protein sart-3 and tumor antigen peptide thereof
GB2354803A (en) Oil/air scavenging system for balance shaft housings
EP0815919A3 (de) Filtereinrichtung
DE58900146D1 (de) Luftausstroemorgan fuer den innenraum von kraftfahrzeugen.
AU7496598A (en) Biocontrol agent for green mold disease of mushrooms
USD372306S (en) Air freshener

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

Kind code of ref document: A2

Designated state(s): DE ES FR GB IT

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20020208

AKX Designation fees paid

Free format text: DE ES FR GB IT

17Q First examination report despatched

Effective date: 20031217

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CARRIER CORPORATION

RTI1 Title (correction)

Free format text: A TURBULENCE-SHIELD FOR A MICROPHONE IN A WALL-CAVITY

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE ES FR GB IT

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REF Corresponds to:

Ref document number: 69837900

Country of ref document: DE

Date of ref document: 20070726

Kind code of ref document: P

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2286842

Country of ref document: ES

Kind code of ref document: T3

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20080314

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20080519

Year of fee payment: 11

Ref country code: DE

Payment date: 20080527

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20080510

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20080522

Year of fee payment: 11

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20090529

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20100129

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090602

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20080430

Year of fee payment: 11

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090529

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20091201

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20090530

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090530

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090529