NO872580L - FremgangsmŸte og anordning til Ÿ forbedre fsomheten og s ignal/s t-forholdet for piezoelektriske transdusere. - Google Patents

FremgangsmŸte og anordning til Ÿ forbedre fsomheten og s ignal/s t-forholdet for piezoelektriske transdusere.

Info

Publication number
NO872580L
NO872580L NO872580A NO872580A NO872580L NO 872580 L NO872580 L NO 872580L NO 872580 A NO872580 A NO 872580A NO 872580 A NO872580 A NO 872580A NO 872580 L NO872580 L NO 872580L
Authority
NO
Norway
Prior art keywords
fusomity
improving
procedure
relationship
signal
Prior art date
Application number
NO872580A
Other languages
English (en)
Other versions
NO171432C (no
NO872580D0 (no
NO171432B (no
Inventor
Claude Beauducel
Thierry Gautier
Original Assignee
Inst Francais Du Petrole
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 Inst Francais Du Petrole filed Critical Inst Francais Du Petrole
Publication of NO872580D0 publication Critical patent/NO872580D0/no
Publication of NO872580L publication Critical patent/NO872580L/no
Publication of NO171432B publication Critical patent/NO171432B/no
Publication of NO171432C publication Critical patent/NO171432C/no

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/70—Charge amplifiers
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Amplifiers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
NO872580A 1986-06-23 1987-06-19 Fremgangsmaate og anordning til aa forbedre foelsomheten og signal/stoey-forholdet for piezoelektriske transdusere NO171432C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8609170A FR2600424B1 (fr) 1986-06-23 1986-06-23 Procede et dispositif pour ameliorer la sensibilite et le rapport du signal au bruit de transducteurs piezo-electriques comportant une pluralite de capteurs combines en parallele

Publications (4)

Publication Number Publication Date
NO872580D0 NO872580D0 (no) 1987-06-19
NO872580L true NO872580L (no) 1987-12-28
NO171432B NO171432B (no) 1992-11-30
NO171432C NO171432C (no) 1993-03-10

Family

ID=9336681

Family Applications (1)

Application Number Title Priority Date Filing Date
NO872580A NO171432C (no) 1986-06-23 1987-06-19 Fremgangsmaate og anordning til aa forbedre foelsomheten og signal/stoey-forholdet for piezoelektriske transdusere

Country Status (7)

Country Link
US (1) US4801838A (no)
EP (1) EP0251865B1 (no)
JP (1) JPS6326593A (no)
CA (1) CA1278368C (no)
DE (1) DE3762464D1 (no)
FR (1) FR2600424B1 (no)
NO (1) NO171432C (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68905913T2 (de) * 1988-12-23 1993-09-30 Mitsubishi Electric Corp Beschleunigungsmessaufnehmer.
ITPZ20130004A1 (it) * 2013-05-10 2013-08-09 Stmg S R L Sistema per l'acquisizione di dati da sensori rumorosi
US10429254B2 (en) * 2017-04-27 2019-10-01 Universal Cement Corporation Piezo force sensor with solid-state bonding spacer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2849075A (en) * 1953-03-23 1958-08-26 Socony Mobil Oil Co Inc Self-sustaining oscillatory acoustic well logging
US3435409A (en) * 1967-10-26 1969-03-25 Us Navy Line array hydrophone and system
FR2145099A5 (no) * 1971-07-08 1973-02-16 Inst Francais Du Petrole
GB1435125A (en) * 1972-05-22 1976-05-12 Texas Instruments Inc Seismic cable
US3940678A (en) * 1974-12-31 1976-02-24 Yamatake-Honeywell Company Ltd. Multi-input switching means
CH594943A5 (no) * 1976-09-09 1978-01-31 Spirig Ernst
US4328441A (en) * 1980-01-31 1982-05-04 Minnesota Mining And Manufacturing Company Output circuit for piezoelectric polymer pressure sensor
JPS60196688A (ja) * 1984-03-19 1985-10-05 Hitachi Medical Corp 走査形超音波装置
US4543536A (en) * 1984-03-22 1985-09-24 Fisher Controls International, Inc. Charge amplifier with automatic zero

Also Published As

Publication number Publication date
CA1278368C (fr) 1990-12-27
NO171432C (no) 1993-03-10
DE3762464D1 (de) 1990-05-31
FR2600424A1 (fr) 1987-12-24
EP0251865A1 (fr) 1988-01-07
EP0251865B1 (fr) 1990-04-25
FR2600424B1 (fr) 1989-02-17
JPH0575360B2 (no) 1993-10-20
US4801838A (en) 1989-01-31
JPS6326593A (ja) 1988-02-04
NO872580D0 (no) 1987-06-19
NO171432B (no) 1992-11-30

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