IT1241558B - Dispositivo per la trasmissione e la ricezione di sgnali acustici ad alta risoluzione, particolarmente er applicazioni sottomarine, con trasduttore paraboloidale di ricezione circondato da trasduttori parabolidali di trasmissione a eccitazione differenziata. - Google Patents

Dispositivo per la trasmissione e la ricezione di sgnali acustici ad alta risoluzione, particolarmente er applicazioni sottomarine, con trasduttore paraboloidale di ricezione circondato da trasduttori parabolidali di trasmissione a eccitazione differenziata.

Info

Publication number
IT1241558B
IT1241558B IT48608A IT4860890A IT1241558B IT 1241558 B IT1241558 B IT 1241558B IT 48608 A IT48608 A IT 48608A IT 4860890 A IT4860890 A IT 4860890A IT 1241558 B IT1241558 B IT 1241558B
Authority
IT
Italy
Prior art keywords
transmission
parabolid
sgnals
paraboloid
reception
Prior art date
Application number
IT48608A
Other languages
English (en)
Other versions
IT9048608A1 (it
IT9048608A0 (it
Inventor
Giovanni Bosco Cannelli
Ottavi Enrico D
Original Assignee
Consiglio Nazionale Ricerche
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 Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche
Priority to IT48608A priority Critical patent/IT1241558B/it
Publication of IT9048608A0 publication Critical patent/IT9048608A0/it
Priority to PCT/IT1991/000112 priority patent/WO1992011546A1/en
Priority to AU91576/91A priority patent/AU9157691A/en
Publication of IT9048608A1 publication Critical patent/IT9048608A1/it
Application granted granted Critical
Publication of IT1241558B publication Critical patent/IT1241558B/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
    • G01V1/003—Seismic data acquisition in general, e.g. survey design
    • G01V1/006—Seismic data acquisition in general, e.g. survey design generating single signals by using more than one generator, e.g. beam steering or focusing arrays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/02—Generating seismic energy
    • G01V1/157—Generating seismic energy using spark discharges; using exploding wires
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
IT48608A 1990-12-21 1990-12-21 Dispositivo per la trasmissione e la ricezione di sgnali acustici ad alta risoluzione, particolarmente er applicazioni sottomarine, con trasduttore paraboloidale di ricezione circondato da trasduttori parabolidali di trasmissione a eccitazione differenziata. IT1241558B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT48608A IT1241558B (it) 1990-12-21 1990-12-21 Dispositivo per la trasmissione e la ricezione di sgnali acustici ad alta risoluzione, particolarmente er applicazioni sottomarine, con trasduttore paraboloidale di ricezione circondato da trasduttori parabolidali di trasmissione a eccitazione differenziata.
PCT/IT1991/000112 WO1992011546A1 (en) 1990-12-21 1991-12-18 Transmission-reception device of acoustic signals for marine environment exploration
AU91576/91A AU9157691A (en) 1990-12-21 1991-12-18 Transmission-reception device of acoustic signals for marine environment exploration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48608A IT1241558B (it) 1990-12-21 1990-12-21 Dispositivo per la trasmissione e la ricezione di sgnali acustici ad alta risoluzione, particolarmente er applicazioni sottomarine, con trasduttore paraboloidale di ricezione circondato da trasduttori parabolidali di trasmissione a eccitazione differenziata.

Publications (3)

Publication Number Publication Date
IT9048608A0 IT9048608A0 (it) 1990-12-21
IT9048608A1 IT9048608A1 (it) 1992-06-22
IT1241558B true IT1241558B (it) 1994-01-17

Family

ID=11267611

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48608A IT1241558B (it) 1990-12-21 1990-12-21 Dispositivo per la trasmissione e la ricezione di sgnali acustici ad alta risoluzione, particolarmente er applicazioni sottomarine, con trasduttore paraboloidale di ricezione circondato da trasduttori parabolidali di trasmissione a eccitazione differenziata.

Country Status (3)

Country Link
AU (1) AU9157691A (it)
IT (1) IT1241558B (it)
WO (1) WO1992011546A1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102998707A (zh) * 2012-12-17 2013-03-27 中国石油集团东方地球物理勘探有限责任公司 一种固定在铠缆上的声学通信装置

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6215734B1 (en) * 1996-08-05 2001-04-10 Tetra Corporation Electrohydraulic pressure wave projectors
GB0007034D0 (en) 2000-03-23 2000-05-10 Geco As Seismic source arrays
US8789772B2 (en) 2004-08-20 2014-07-29 Sdg, Llc Virtual electrode mineral particle disintegrator
US10060195B2 (en) 2006-06-29 2018-08-28 Sdg Llc Repetitive pulsed electric discharge apparatuses and methods of use
GB2471899A (en) * 2009-07-17 2011-01-19 Dynamic Dinosaurs Bv An electrode assembly for an electrical discharge acoustic source.
US10407995B2 (en) 2012-07-05 2019-09-10 Sdg Llc Repetitive pulsed electric discharge drills including downhole formation evaluation
WO2015042608A1 (en) 2013-09-23 2015-03-26 Sdg Llc Method and apparatus for isolating and switching lower voltage pulses from high voltage pulses in electrocrushing and electrohydraulic drills

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2345884C3 (de) * 1973-09-12 1979-05-23 Ruhrkohle Ag, 4300 Essen Verfahren und Anordnung zur Vorfelderkundung im Zuge des Abbaus eines Kohleflözes
IT1211963B (it) * 1987-12-11 1989-11-08 Consiglio Nazionale Ricerche Metodo ecografico perfezionato per la prospezione del sottosuolo del fondo marino ed apparecchiatura per la sua attuazione
US4918668A (en) * 1989-01-30 1990-04-17 Halliburton Geophysical Services, Inc. Marine vibrator tuneable array
IT1232663B (it) * 1989-09-15 1992-03-02 Consiglio Nazionale Ricerche Metodo per l'esplorazione sottomarina ad alta risoluzione e dispositivo accordato di trasduttori elettroacustici paraboloidali per la realizzazione di tale metodo

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102998707A (zh) * 2012-12-17 2013-03-27 中国石油集团东方地球物理勘探有限责任公司 一种固定在铠缆上的声学通信装置

Also Published As

Publication number Publication date
IT9048608A1 (it) 1992-06-22
WO1992011546A1 (en) 1992-07-09
AU9157691A (en) 1992-07-22
IT9048608A0 (it) 1990-12-21

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961223