IT1218059B - NOISE TRANSDUCTION DEVICE GENERATED INSIDE A BODY, IN PARTICULAR OF THE VOICE, WITH SUBSTANTIAL REDUCTION OF ENVIRONMENTAL NOISE - Google Patents

NOISE TRANSDUCTION DEVICE GENERATED INSIDE A BODY, IN PARTICULAR OF THE VOICE, WITH SUBSTANTIAL REDUCTION OF ENVIRONMENTAL NOISE

Info

Publication number
IT1218059B
IT1218059B IT19873/88A IT1987388A IT1218059B IT 1218059 B IT1218059 B IT 1218059B IT 19873/88 A IT19873/88 A IT 19873/88A IT 1987388 A IT1987388 A IT 1987388A IT 1218059 B IT1218059 B IT 1218059B
Authority
IT
Italy
Prior art keywords
noise
voice
generated inside
substantial reduction
device generated
Prior art date
Application number
IT19873/88A
Other languages
Italian (it)
Other versions
IT8819873A0 (en
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
Priority to IT19873/88A priority Critical patent/IT1218059B/en
Publication of IT8819873A0 publication Critical patent/IT8819873A0/en
Priority to EP19890104754 priority patent/EP0334219A3/en
Priority to IL89655A priority patent/IL89655A0/en
Priority to BR898901314A priority patent/BR8901314A/en
Priority to AU31563/89A priority patent/AU3156389A/en
Application granted granted Critical
Publication of IT1218059B publication Critical patent/IT1218059B/en

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
    • H04R1/46—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)
IT19873/88A 1988-03-21 1988-03-21 NOISE TRANSDUCTION DEVICE GENERATED INSIDE A BODY, IN PARTICULAR OF THE VOICE, WITH SUBSTANTIAL REDUCTION OF ENVIRONMENTAL NOISE IT1218059B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT19873/88A IT1218059B (en) 1988-03-21 1988-03-21 NOISE TRANSDUCTION DEVICE GENERATED INSIDE A BODY, IN PARTICULAR OF THE VOICE, WITH SUBSTANTIAL REDUCTION OF ENVIRONMENTAL NOISE
EP19890104754 EP0334219A3 (en) 1988-03-21 1989-03-16 Contact microphone
IL89655A IL89655A0 (en) 1988-03-21 1989-03-17 Device for transducing noise generated inside a body,in particular voice,with a great damping of environmental noise
BR898901314A BR8901314A (en) 1988-03-21 1989-03-21 NOISE TRANSDUCER DEVICE GENERATED WITHIN A BODY
AU31563/89A AU3156389A (en) 1988-03-21 1989-03-21 Device for transducing noise generated inside a body, in particular voice, providing a great damping of environmental noise

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19873/88A IT1218059B (en) 1988-03-21 1988-03-21 NOISE TRANSDUCTION DEVICE GENERATED INSIDE A BODY, IN PARTICULAR OF THE VOICE, WITH SUBSTANTIAL REDUCTION OF ENVIRONMENTAL NOISE

Publications (2)

Publication Number Publication Date
IT8819873A0 IT8819873A0 (en) 1988-03-21
IT1218059B true IT1218059B (en) 1990-04-12

Family

ID=11161971

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19873/88A IT1218059B (en) 1988-03-21 1988-03-21 NOISE TRANSDUCTION DEVICE GENERATED INSIDE A BODY, IN PARTICULAR OF THE VOICE, WITH SUBSTANTIAL REDUCTION OF ENVIRONMENTAL NOISE

Country Status (5)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995023532A1 (en) * 1994-03-03 1995-09-08 Glatz Ag Sunshade
KR19980063410A (en) * 1997-08-19 1998-10-07 양승택 Telephone with handcuffs for both bone and airway hearing
JP3623127B2 (en) * 1998-12-25 2005-02-23 松下電器産業株式会社 Headphone device

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 (en) * 1979-02-08 1980-09-05 Kauffmann Paulette Capsule which contains perfumed disinfectant - resiliently clips over mouthpiece or earpiece of telephone and gives protection against microbes
DE3023155A1 (en) * 1980-06-20 1982-01-07 Telemit Electronic GmbH, 8000 München Piezoelectric contact microphone - has contact area supporting and operating stressed piezo pillar under its elasticised lower retaining flange diaphragm
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 (en) * 1985-05-02 1987-06-26 Silec Liaisons Elec MICROPHONE CONTACT SENSOR WITH PIEZO POLYMER MEMBRANE

Also Published As

Publication number Publication date
BR8901314A (en) 1989-11-07
EP0334219A3 (en) 1991-04-03
IL89655A0 (en) 1989-09-28
AU3156389A (en) 1989-09-21
EP0334219A2 (en) 1989-09-27
IT8819873A0 (en) 1988-03-21

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