FR2650466B1 - SOUND SOURCE DETECTION AND LOCATION MICROPHONE - Google Patents

SOUND SOURCE DETECTION AND LOCATION MICROPHONE

Info

Publication number
FR2650466B1
FR2650466B1 FR9008762A FR9008762A FR2650466B1 FR 2650466 B1 FR2650466 B1 FR 2650466B1 FR 9008762 A FR9008762 A FR 9008762A FR 9008762 A FR9008762 A FR 9008762A FR 2650466 B1 FR2650466 B1 FR 2650466B1
Authority
FR
France
Prior art keywords
sound source
source detection
location microphone
microphone
location
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.)
Expired - Fee Related
Application number
FR9008762A
Other languages
French (fr)
Other versions
FR2650466A1 (en
Inventor
Oskar Bschorr
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.)
Airbus Defence and Space GmbH
Original Assignee
Messerschmitt Bolkow Blohm AG
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 Messerschmitt Bolkow Blohm AG filed Critical Messerschmitt Bolkow Blohm AG
Publication of FR2650466A1 publication Critical patent/FR2650466A1/en
Application granted granted Critical
Publication of FR2650466B1 publication Critical patent/FR2650466B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
    • 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
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for microphones
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2410/00—Microphones
    • H04R2410/07—Mechanical or electrical reduction of wind noise generated by wind passing a microphone

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR9008762A 1989-07-18 1990-07-10 SOUND SOURCE DETECTION AND LOCATION MICROPHONE Expired - Fee Related FR2650466B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893923740 DE3923740C1 (en) 1989-07-18 1989-07-18

Publications (2)

Publication Number Publication Date
FR2650466A1 FR2650466A1 (en) 1991-02-01
FR2650466B1 true FR2650466B1 (en) 1993-08-13

Family

ID=6385289

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9008762A Expired - Fee Related FR2650466B1 (en) 1989-07-18 1990-07-10 SOUND SOURCE DETECTION AND LOCATION MICROPHONE

Country Status (3)

Country Link
DE (1) DE3923740C1 (en)
FR (1) FR2650466B1 (en)
GB (1) GB2234137B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1008277B1 (en) * 1997-04-10 2001-08-01 Interkom Electronic Kock & Mreches Gmbh Sound pickup device, specially for a voice station
DE19817737A1 (en) 1998-04-21 1999-11-04 Hassia Verpackung Ag Deep-drawn cup and process for its manufacture
US7415122B2 (en) 2000-05-25 2008-08-19 Qnx Software Systems (Wavemakers), Inc. Microphone shield system
EP1838131B1 (en) * 2005-01-13 2017-06-28 Fujitsu Ltd. Sound receiver
JP4769804B2 (en) 2005-07-25 2011-09-07 富士通株式会社 Sound receiver
NO328582B1 (en) * 2006-12-29 2010-03-22 Tandberg Telecom As Microphone for audio source tracking
DE102008053757B4 (en) * 2008-10-28 2019-10-17 Flooring Technologies Ltd. Method for the comparative measurement of the footfall sound for floor coverings and device for carrying out the method
US9275645B2 (en) 2014-04-22 2016-03-01 Droneshield, Llc Drone detection and classification methods and apparatus
WO2017139001A2 (en) 2015-11-24 2017-08-17 Droneshield, Llc Drone detection and classification with compensation for background clutter sources
CN110602578A (en) * 2018-06-13 2019-12-20 张百良 Microphone device for improving voice signal by single-end opening sound wave guide pipe
DE102018214898A1 (en) * 2018-09-03 2020-03-05 Robert Bosch Gmbh Sensor device for detecting acoustic signals in the vicinity of a vehicle
KR20220099209A (en) * 2021-01-05 2022-07-13 삼성전자주식회사 Acoustic sensor assembly and method for sensing sound using the same

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB255163A (en) * 1925-04-18 1926-07-19 Oscar Christian Roos Improvements in or relating to wireless and like receiving systems provided with sound-filtering devices
GB325471A (en) * 1928-09-14 1930-02-14 Edwin Hopkins Improvements in apparatus for recording sound
GB362582A (en) * 1930-10-06 1931-12-10 Wilhelm Schaafhausen Improvements in listening instruments for acoustic testing purposes
NL49661C (en) * 1936-09-02
US2518805A (en) * 1945-08-24 1950-08-15 Massa Frank Resonant chamber for microphones
US2496031A (en) * 1947-12-30 1950-01-31 Rca Corp Dual microphone sound detector system
AT288506B (en) * 1969-01-13 1971-03-10 Akg Akustische Kino Geraete Microphone holder to dampen friction noise
DD104891A1 (en) * 1973-07-11 1974-03-20
US4028504A (en) * 1975-11-12 1977-06-07 Fred M. Dellorfano, Jr., And Donald P. Massa, Trustees Of The Stoneleigh Trust U/D/T Acoustic amplifier combined with transducer shock mount
CH646829A5 (en) * 1983-03-17 1984-12-14 Antonio Alberto Grigioni VARIABLE APERTURE SOUND RECEPTION APPARATUS.
GB2203246A (en) * 1987-02-03 1988-10-12 Syrinx Innovations Wind measurement
DE3816921A1 (en) * 1988-05-18 1989-11-30 Bayerische Motoren Werke Ag ARRANGEMENT FOR REDUCING NOISE LEVEL IN THE INTERIOR OF A MOTOR VEHICLE

Also Published As

Publication number Publication date
DE3923740C1 (en) 1990-12-06
GB9015256D0 (en) 1990-08-29
GB2234137A (en) 1991-01-23
FR2650466A1 (en) 1991-02-01
GB2234137B (en) 1994-01-12

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