FR2688644B1 - Microphone a capteur fractionne. - Google Patents

Microphone a capteur fractionne.

Info

Publication number
FR2688644B1
FR2688644B1 FR9202885A FR9202885A FR2688644B1 FR 2688644 B1 FR2688644 B1 FR 2688644B1 FR 9202885 A FR9202885 A FR 9202885A FR 9202885 A FR9202885 A FR 9202885A FR 2688644 B1 FR2688644 B1 FR 2688644B1
Authority
FR
France
Prior art keywords
microphone
fractional
sensor
fractional sensor
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
FR9202885A
Other languages
English (en)
Other versions
FR2688644A1 (fr
Inventor
Vincent Evart Blanchet
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.)
BLANCHET VINCENT
Original Assignee
BLANCHET VINCENT
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 BLANCHET VINCENT filed Critical BLANCHET VINCENT
Priority to FR9202885A priority Critical patent/FR2688644B1/fr
Publication of FR2688644A1 publication Critical patent/FR2688644A1/fr
Application granted granted Critical
Publication of FR2688644B1 publication Critical patent/FR2688644B1/fr
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 
    • H04R1/222—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
    • H04R19/00—Electrostatic transducers
    • H04R19/04—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
    • H04R2410/00—Microphones
    • H04R2410/01—Noise reduction using microphones having different directional characteristics

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
FR9202885A 1992-03-11 1992-03-11 Microphone a capteur fractionne. Expired - Fee Related FR2688644B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9202885A FR2688644B1 (fr) 1992-03-11 1992-03-11 Microphone a capteur fractionne.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9202885A FR2688644B1 (fr) 1992-03-11 1992-03-11 Microphone a capteur fractionne.

Publications (2)

Publication Number Publication Date
FR2688644A1 FR2688644A1 (fr) 1993-09-17
FR2688644B1 true FR2688644B1 (fr) 1997-05-23

Family

ID=9427568

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9202885A Expired - Fee Related FR2688644B1 (fr) 1992-03-11 1992-03-11 Microphone a capteur fractionne.

Country Status (1)

Country Link
FR (1) FR2688644B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2787674B1 (fr) * 1998-12-21 2002-12-06 Marc Charbonneaux Membrane a relief accidente
JP2004517508A (ja) * 2000-04-07 2004-06-10 アドバンス テクノロジー オーディオ オーガニゼーション ソシエテ アノニム（アーテーアーオー） 浮き彫りにされた表面を有する膜
DE102010021157A1 (de) * 2010-05-21 2011-11-24 Daniela Manger 3D-Stereospaltmikrofon

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE808593C (de) * 1949-03-10 1951-07-16 Siemens & Halske A G Kondensatormikrophon mit Richtwirkung
US3736436A (en) * 1971-11-04 1973-05-29 Mc Donnell Douglas Corp Electret pressure transducer
US4311874A (en) * 1979-12-17 1982-01-19 Bell Telephone Laboratories, Incorporated Teleconference microphone arrays
US4429190A (en) * 1981-11-20 1984-01-31 Bell Telephone Laboratories, Incorporated Continuous strip electret transducer array
US4653606A (en) * 1985-03-22 1987-03-31 American Telephone And Telegraph Company Electroacoustic device with broad frequency range directional response
US4888807A (en) * 1989-01-18 1989-12-19 Audio-Technica U.S., Inc. Variable pattern microphone system

Also Published As

Publication number Publication date
FR2688644A1 (fr) 1993-09-17

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Legal Events

Date Code Title Description
ST Notification of lapse