BR8901314A - Dispositivo transdutor de ruido gerado dentro de um corpo - Google Patents

Dispositivo transdutor de ruido gerado dentro de um corpo

Info

Publication number
BR8901314A
BR8901314A BR898901314A BR8901314A BR8901314A BR 8901314 A BR8901314 A BR 8901314A BR 898901314 A BR898901314 A BR 898901314A BR 8901314 A BR8901314 A BR 8901314A BR 8901314 A BR8901314 A BR 8901314A
Authority
BR
Brazil
Prior art keywords
transducer device
device generated
noise transducer
noise
generated
Prior art date
Application number
BR898901314A
Other languages
English (en)
Portuguese (pt)
Inventor
Eugenio Parisi
Original Assignee
M P & Sd Di Parisi Eugenio Mar
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 M P & Sd Di Parisi Eugenio Mar filed Critical M P & Sd Di Parisi Eugenio Mar
Publication of BR8901314A publication Critical patent/BR8901314A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
BR898901314A 1988-03-21 1989-03-21 Dispositivo transdutor de ruido gerado dentro de um corpo BR8901314A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19873/88A IT1218059B (it) 1988-03-21 1988-03-21 Dispositivo di trasduzione dei rumori generati all'interno di un corpo,in particolare della voce,con sostanziale abbattimento dei rumori ambientali

Publications (1)

Publication Number Publication Date
BR8901314A true BR8901314A (pt) 1989-11-07

Family

ID=11161971

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898901314A BR8901314A (pt) 1988-03-21 1989-03-21 Dispositivo transdutor de ruido gerado dentro de um corpo

Country Status (5)

Country Link
EP (1) EP0334219A3 (it)
AU (1) AU3156389A (it)
BR (1) BR8901314A (it)
IL (1) IL89655A0 (it)
IT (1) IT1218059B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995023532A1 (de) * 1994-03-03 1995-09-08 Glatz Ag Standschirm
KR19980063410A (ko) * 1997-08-19 1998-10-07 양승택 골도 및 기도 청각 겸용의 수화갑이 구비된 전화기
JP3623127B2 (ja) * 1998-12-25 2005-02-23 松下電器産業株式会社 ヘッドホン装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013992A (en) * 1976-01-28 1977-03-22 The United States Of America As Represented By The Secretary Of The Navy Diver's piezoelectric microphone with integral agc preamplifier
FR2448817A1 (fr) * 1979-02-08 1980-09-05 Kauffmann Paulette Capsule de protection anti-microbienne pour combine telephonique
DE3023155A1 (de) * 1980-06-20 1982-01-07 Telemit Electronic GmbH, 8000 München Kontaktmikrofon zur aufnahme der menschlichen sprache
US4607383A (en) * 1983-08-18 1986-08-19 Gentex Corporation Throat microphone
US4591668A (en) * 1984-05-08 1986-05-27 Iwata Electric Co., Ltd. Vibration-detecting type microphone
FR2581496B1 (fr) * 1985-05-02 1987-06-26 Silec Liaisons Elec Capteur microphonique de contact a membrane piezo polymere

Also Published As

Publication number Publication date
IT8819873A0 (it) 1988-03-21
IL89655A0 (en) 1989-09-28
EP0334219A3 (en) 1991-04-03
EP0334219A2 (en) 1989-09-27
AU3156389A (en) 1989-09-21
IT1218059B (it) 1990-04-12

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