SE7910120L - OPTICAL MICROPHONE - Google Patents

OPTICAL MICROPHONE

Info

Publication number
SE7910120L
SE7910120L SE7910120A SE7910120A SE7910120L SE 7910120 L SE7910120 L SE 7910120L SE 7910120 A SE7910120 A SE 7910120A SE 7910120 A SE7910120 A SE 7910120A SE 7910120 L SE7910120 L SE 7910120L
Authority
SE
Sweden
Prior art keywords
optical microphone
microphone
optical
Prior art date
Application number
SE7910120A
Other languages
Swedish (sv)
Inventor
A Sander
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of SE7910120L publication Critical patent/SE7910120L/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G01H9/006—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors the vibrations causing a variation in the relative position of the end of a fibre and another element
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/003—Telephone sets using electrooptical means in the transmission path

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
SE7910120A 1978-12-09 1979-12-07 OPTICAL MICROPHONE SE7910120L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782853336 DE2853336A1 (en) 1978-12-09 1978-12-09 OPTICAL MICROPHONE

Publications (1)

Publication Number Publication Date
SE7910120L true SE7910120L (en) 1980-06-10

Family

ID=6056796

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7910120A SE7910120L (en) 1978-12-09 1979-12-07 OPTICAL MICROPHONE

Country Status (4)

Country Link
JP (1) JPS5582599A (en)
DE (1) DE2853336A1 (en)
FR (1) FR2443698A1 (en)
SE (1) SE7910120L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3243563A1 (en) * 1982-11-25 1984-05-30 Kromberg & Schubert, 5600 Wuppertal SENSING SYSTEM FOR VIBRATION OF GAS, LIQUID AND SOLID MATERIAL
DE29821889U1 (en) * 1998-12-08 1999-03-04 Merlaku, Kastriot, 84347 Pfarrkirchen Photon microphone
JP2009053031A (en) 2007-08-27 2009-03-12 Canon Inc Sound wave sensor, sound wave sensor array, and ultrasonic imaging device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976876A (en) * 1972-06-19 1976-08-24 Brocker Dale C Signal control apparatus
GB1583107A (en) * 1977-09-07 1981-01-21 Standard Telephones Cables Ltd Acousto-optic transducer arrangement

Also Published As

Publication number Publication date
DE2853336A1 (en) 1980-06-26
FR2443698A1 (en) 1980-07-04
JPS5582599A (en) 1980-06-21

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