IT8548745A0 - Perfezionamenti in, o relativi, a idrofoni - Google Patents

Perfezionamenti in, o relativi, a idrofoni

Info

Publication number
IT8548745A0
IT8548745A0 IT8548745A IT4874585A IT8548745A0 IT 8548745 A0 IT8548745 A0 IT 8548745A0 IT 8548745 A IT8548745 A IT 8548745A IT 4874585 A IT4874585 A IT 4874585A IT 8548745 A0 IT8548745 A0 IT 8548745A0
Authority
IT
Italy
Prior art keywords
hydrophones
relating
Prior art date
Application number
IT8548745A
Other languages
English (en)
Inventor
Stewart William James
Original Assignee
Plessey Overseas
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 Plessey Overseas filed Critical Plessey Overseas
Publication of IT8548745A0 publication Critical patent/IT8548745A0/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
    • G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
    • G01V1/201—Constructional details of seismic cables, e.g. streamers
    • G01V1/208—Constructional details of seismic cables, e.g. streamers having a continuous structure
    • 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
    • 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
    • H04R1/44—Special adaptations for subaqueous use, e.g. for hydrophone

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Signal Processing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
IT8548745A 1984-11-02 1985-11-04 Perfezionamenti in, o relativi, a idrofoni IT8548745A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB8427744.1A GB8427744D0 (en) 1984-11-02 1984-11-02 Improvements in or relating to hydrophones

Publications (1)

Publication Number Publication Date
IT8548745A0 true IT8548745A0 (it) 1985-11-04

Family

ID=10569146

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8548745A IT8548745A0 (it) 1984-11-02 1985-11-04 Perfezionamenti in, o relativi, a idrofoni

Country Status (5)

Country Link
AU (1) AU672577B1 (it)
FR (1) FR2749473A1 (it)
GB (1) GB8427744D0 (it)
IT (1) IT8548745A0 (it)
SE (1) SE8505130D0 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2280256B1 (en) * 2003-10-27 2016-11-16 The General Hospital Corporation Method and apparatus for performing optical imaging using frequency-domain interferometry
WO2010037726A2 (en) * 2008-09-30 2010-04-08 Shell Internationale Research Maatschappij B.V. Method and system for monitoring waterbottom subsidence
GB202103374D0 (en) * 2021-03-11 2021-04-28 Thales Holdings Uk Plc An acoustic sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1544483A (en) * 1976-07-01 1979-04-19 Standard Telephones Cables Ltd Strain measurement using optical fibres
DE3311524C2 (de) * 1983-03-30 1985-11-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Faseroptischer Sensor für Kraft- und Druckmessungen sowie für Überwachungs- und Schutzzwecke
US4577100A (en) * 1983-12-27 1986-03-18 United Technologies Corporation Temperature compensated optical pressure sensor

Also Published As

Publication number Publication date
AU672577B1 (en) 1996-10-10
FR2749473A1 (fr) 1997-12-05
GB8427744D0 (en) 1996-11-13
SE8505130D0 (sv) 1985-10-30

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