BR9704569A - Blindagem de múltiplos estágios contra turbulência conformada de maneira aerodinâmica para um dispositivo de sensoreamento acústico - Google Patents
Blindagem de múltiplos estágios contra turbulência conformada de maneira aerodinâmica para um dispositivo de sensoreamento acústicoInfo
- Publication number
- BR9704569A BR9704569A BR9704569A BR9704569A BR9704569A BR 9704569 A BR9704569 A BR 9704569A BR 9704569 A BR9704569 A BR 9704569A BR 9704569 A BR9704569 A BR 9704569A BR 9704569 A BR9704569 A BR 9704569A
- Authority
- BR
- Brazil
- Prior art keywords
- sensing device
- acoustic sensing
- shield against
- aerodynamically shaped
- shaped turbulence
- Prior art date
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
-
- 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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
- H04R1/083—Special constructions of mouthpieces
- H04R1/086—Protective screens, e.g. all weather or wind screens
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Duct Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/699,674 US5808243A (en) | 1996-08-30 | 1996-08-30 | Multistage turbulence shield for microphones |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9704569A true BR9704569A (pt) | 1999-01-26 |
Family
ID=24810399
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9704569A BR9704569A (pt) | 1996-08-30 | 1997-08-29 | Blindagem de múltiplos estágios contra turbulência conformada de maneira aerodinâmica para um dispositivo de sensoreamento acústico |
Country Status (10)
Country | Link |
---|---|
US (1) | US5808243A (pt) |
EP (1) | EP0827134A3 (pt) |
JP (1) | JP3514613B2 (pt) |
CN (1) | CN1151703C (pt) |
AU (1) | AU714087B2 (pt) |
BR (1) | BR9704569A (pt) |
MX (1) | MX9706615A (pt) |
MY (1) | MY132510A (pt) |
NO (1) | NO973971L (pt) |
TW (1) | TW479913U (pt) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MY125833A (en) * | 1997-06-06 | 2006-08-30 | Carrier Corp | Wall cavity microphone turbulence shield |
FR2764694B1 (fr) * | 1997-06-17 | 1999-09-03 | Aerospatiale | Dispositif de mesure de bruit dans un conduit parcouru par un fluide |
US7068801B1 (en) * | 1998-12-18 | 2006-06-27 | National Research Council Of Canada | Microphone array diffracting structure |
US6342005B1 (en) | 1999-09-30 | 2002-01-29 | Carrier Corporation | Active noise control for plug fan installations |
US6771788B1 (en) * | 2000-05-25 | 2004-08-03 | Harman Becker Automotive Systems-Wavemakers, Inc. | Shielded microphone |
US7415122B2 (en) * | 2000-05-25 | 2008-08-19 | Qnx Software Systems (Wavemakers), Inc. | Microphone shield system |
AT500077B1 (de) * | 2000-07-20 | 2008-07-15 | Akg Acoustics Gmbh | Poppschutz für mikrofone |
US6702061B2 (en) * | 2001-03-15 | 2004-03-09 | Siemens Vdo Automotive, Inc. | Environmentally protected microphone for an active noise control system |
US6859420B1 (en) | 2001-06-26 | 2005-02-22 | Bbnt Solutions Llc | Systems and methods for adaptive wind noise rejection |
US7248703B1 (en) * | 2001-06-26 | 2007-07-24 | Bbn Technologies Corp. | Systems and methods for adaptive noise cancellation |
US6935458B2 (en) | 2001-09-25 | 2005-08-30 | Thomas G. Owens | Microphone shroud and related method of use |
US7274621B1 (en) | 2002-06-13 | 2007-09-25 | Bbn Technologies Corp. | Systems and methods for flow measurement |
US7255196B1 (en) * | 2002-11-19 | 2007-08-14 | Bbn Technologies Corp. | Windshield and sound-barrier for seismic sensors |
US7284431B1 (en) | 2003-11-14 | 2007-10-23 | Bbn Technologies Corp. | Geophone |
US7916887B2 (en) * | 2004-01-30 | 2011-03-29 | Scientific Applications And Research Associates, Inc. | Wind-shielded acoustic sensor |
DE102004009644A1 (de) | 2004-02-27 | 2005-09-22 | Helmut-Schmidt-Universität Universität der Bundeswehr Hamburg | Schallintensitätsdetektor sowie Verfahren zum Messen der Schallintensität |
WO2006092841A1 (ja) * | 2005-02-28 | 2006-09-08 | Fujitsu Limited | 受音装置 |
US20060283660A1 (en) * | 2005-06-15 | 2006-12-21 | Siemens Westinghouse Power Corporation | Acoustic termination for a pressure monitoring system |
US7813519B2 (en) * | 2006-02-02 | 2010-10-12 | General Motors Llc | Microphone apparatus with increased directivity |
US20080260194A1 (en) * | 2007-02-07 | 2008-10-23 | Donald Bruce Pooley | Microphone sleeve |
GB2446619A (en) * | 2007-02-16 | 2008-08-20 | Audiogravity Holdings Ltd | Reduction of wind noise in an omnidirectional microphone array |
US8369556B2 (en) * | 2010-07-20 | 2013-02-05 | Robert Power | Microphone pop filter |
US8596050B2 (en) | 2011-08-19 | 2013-12-03 | United Technologies Corporation | Sound attenuating heat exchanger for an internal combustion engine |
US10306352B2 (en) | 2013-09-27 | 2019-05-28 | 3M Innovative Properties Company | Microphone having closed cell foam body |
CN104506985B (zh) * | 2015-01-15 | 2018-01-30 | 中国电子科技集团公司第三研究所 | 一种用于传声器风噪声抑制的装置 |
WO2016190753A1 (en) | 2015-05-25 | 2016-12-01 | Dotterel Technologies Limited | A shroud for an aircraft |
JP6651396B2 (ja) * | 2016-03-29 | 2020-02-19 | 株式会社巴川製紙所 | ガンマイク用風防 |
WO2017169213A1 (ja) * | 2016-03-29 | 2017-10-05 | 株式会社巴川製紙所 | ガンマイク用風防 |
CN110997486A (zh) | 2017-07-24 | 2020-04-10 | 多特瑞尔技术有限公司 | 护罩 |
AU2019271730B2 (en) | 2018-05-16 | 2024-09-26 | Dotterel Technologies Limited | Systems and methods for audio capture |
US10701481B2 (en) | 2018-11-14 | 2020-06-30 | Townsend Labs Inc | Microphone sound isolation baffle and system |
DE102019211046B4 (de) * | 2019-07-25 | 2021-07-01 | Zf Friedrichshafen Ag | Strömungsbypass für einen Akustiksensor zur Erfassung von Luftschall im Außenbereich von sich im Luftfluid bewegenden Fahrzeugen, Akustiksensor und automatisiert betreibbares Fahrzeug umfassend einen oder mehrere erfindungsgemäße Akustiksensoren |
US11765494B2 (en) * | 2019-12-31 | 2023-09-19 | Zipline International Inc. | Acoustic probe array for aircraft |
CN112676907A (zh) * | 2020-11-26 | 2021-04-20 | 天津大学 | 一种用于机床多自由度误差测量的空气湍流防护罩及方法 |
EP4331236A1 (en) * | 2021-04-30 | 2024-03-06 | Zipline International Inc. | Noise reducing nosecone for aircraft |
US20230106070A1 (en) * | 2021-10-05 | 2023-04-06 | Shure Acquisition Holdings, Inc. | Microphone Assembly, Filter for Microphone, Process for Assembly and Manufacturing Microphone and Filter for Microphone, and Method for Filtering Microphone |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3550720A (en) * | 1968-09-24 | 1970-12-29 | Us Army | Multiple wind screen noise attenuation system |
GB2204402B (en) * | 1980-05-20 | 1989-06-28 | Secr Defence | Method and apparatus for audio location |
US4570746A (en) * | 1983-06-30 | 1986-02-18 | International Business Machines Corporation | Wind/breath screen for a microphone |
GB8711030D0 (en) * | 1987-05-09 | 1987-06-10 | Rycote Microphone Windshields | Microphone windshields |
FR2618283B1 (fr) * | 1987-07-16 | 1989-12-22 | Saint Louis Inst | Capteur de pression acoustique insensible aux effets du vent. |
US4903249A (en) * | 1988-03-24 | 1990-02-20 | Nelson Industries | Rigid foraminous microphone probe for acoustic measurement in turbulent flow |
US4966252A (en) * | 1989-08-28 | 1990-10-30 | Drever Leslie C | Microphone windscreen and method of fabricating the same |
US5477506A (en) * | 1993-11-10 | 1995-12-19 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | In-flow acoustic sensor |
US5477564A (en) * | 1994-08-30 | 1995-12-26 | Tichy; James B. | Wind noise reducing, eddy current ventilated earfoil |
-
1996
- 1996-08-30 US US08/699,674 patent/US5808243A/en not_active Expired - Fee Related
-
1997
- 1997-08-08 EP EP97630050A patent/EP0827134A3/en not_active Withdrawn
- 1997-08-14 TW TW090208346U patent/TW479913U/zh not_active IP Right Cessation
- 1997-08-28 AU AU36095/97A patent/AU714087B2/en not_active Ceased
- 1997-08-28 CN CNB971175462A patent/CN1151703C/zh not_active Expired - Fee Related
- 1997-08-29 MY MYPI97004013A patent/MY132510A/en unknown
- 1997-08-29 BR BR9704569A patent/BR9704569A/pt not_active Application Discontinuation
- 1997-08-29 MX MX9706615A patent/MX9706615A/es not_active IP Right Cessation
- 1997-08-29 NO NO973971A patent/NO973971L/no not_active Application Discontinuation
- 1997-09-01 JP JP23553797A patent/JP3514613B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO973971D0 (no) | 1997-08-29 |
JP3514613B2 (ja) | 2004-03-31 |
CN1177898A (zh) | 1998-04-01 |
JPH1098791A (ja) | 1998-04-14 |
AU714087B2 (en) | 1999-12-16 |
EP0827134A2 (en) | 1998-03-04 |
NO973971L (no) | 1998-03-02 |
CN1151703C (zh) | 2004-05-26 |
AU3609597A (en) | 1998-03-05 |
TW479913U (en) | 2002-03-11 |
EP0827134A3 (en) | 2001-04-11 |
MY132510A (en) | 2007-10-31 |
US5808243A (en) | 1998-09-15 |
MX9706615A (es) | 1998-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB34 | Technical and formal requirements: requirement - article 34 of industrial property law | ||
B08F | Application fees: application dismissed [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 9A E 10A ANUIDADE(S). |
|
B08G | Application fees: restoration [chapter 8.7 patent gazette] | ||
B07A | Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette] | ||
B06A | Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette] | ||
B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements |