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SE8900392D0 - Mikrofon foer upptagning av kroppsljud - Google Patents

Mikrofon foer upptagning av kroppsljud

Info

Publication number
SE8900392D0
SE8900392D0 SE8900392A SE8900392A SE8900392D0 SE 8900392 D0 SE8900392 D0 SE 8900392D0 SE 8900392 A SE8900392 A SE 8900392A SE 8900392 A SE8900392 A SE 8900392A SE 8900392 D0 SE8900392 D0 SE 8900392D0
Authority
SE
Sweden
Prior art keywords
microphone
housing
elements
cavities
recording body
Prior art date
Application number
SE8900392A
Other languages
English (en)
Other versions
SE463065B (sv
SE8900392L (sv
Inventor
B Hoek
Original Assignee
Hoek Instr Ab
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 Hoek Instr Ab filed Critical Hoek Instr Ab
Priority to SE8900392A priority Critical patent/SE463065B/sv
Publication of SE8900392D0 publication Critical patent/SE8900392D0/sv
Priority to PCT/SE1990/000066 priority patent/WO1990009083A1/en
Priority to AU50387/90A priority patent/AU5038790A/en
Publication of SE8900392L publication Critical patent/SE8900392L/sv
Publication of SE463065B publication Critical patent/SE463065B/sv

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00—Instruments for auscultation
    • A61B7/02—Stethoscopes
    • A61B7/04—Electric stethoscopes

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
SE8900392A 1989-02-06 1989-02-06 Mikrofon foer upptagning av kroppsljud SE463065B (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE8900392A SE463065B (sv) 1989-02-06 1989-02-06 Mikrofon foer upptagning av kroppsljud
PCT/SE1990/000066 WO1990009083A1 (en) 1989-02-06 1990-02-01 Microphone for detecting bodily sounds
AU50387/90A AU5038790A (en) 1989-02-06 1990-02-01 Microphone for detecting bodily sounds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8900392A SE463065B (sv) 1989-02-06 1989-02-06 Mikrofon foer upptagning av kroppsljud

Publications (3)

Publication Number Publication Date
SE8900392D0 true SE8900392D0 (sv) 1989-02-06
SE8900392L SE8900392L (sv) 1990-08-07
SE463065B SE463065B (sv) 1990-10-01

Family

ID=20374953

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8900392A SE463065B (sv) 1989-02-06 1989-02-06 Mikrofon foer upptagning av kroppsljud

Country Status (3)

Country Link
AU (1) AU5038790A (sv)
SE (1) SE463065B (sv)
WO (1) WO1990009083A1 (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI94287C (sv) * 1993-04-29 1995-08-10 Kari Hannu Kallio Förfarande för störningsdämpning och givarkonstruktion för mätning av en signal på ytan av fast material
NL9401421A (nl) * 1994-09-01 1996-04-01 Tech Handelsonderneming Theuni Condensator-microfoon voor inbouw in een helm.
EP1340966B1 (en) * 1995-05-11 2007-10-31 Mts Systems Corporation Sensor assembly with a waveguide and a return conductor
DE10212726A1 (de) * 2002-03-21 2003-10-02 Armin Bernhard Schallaufnehmer für ein implantierbares Hörgerät

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1008027A (en) * 1963-08-09 1965-10-22 Marconi Co Ltd Improvements in or relating to cardiophone arrangements

Also Published As

Publication number Publication date
SE463065B (sv) 1990-10-01
AU5038790A (en) 1990-08-24
SE8900392L (sv) 1990-08-07
WO1990009083A1 (en) 1990-08-09

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