GR3005287T3 - - Google Patents

Info

Publication number
GR3005287T3
GR3005287T3 GR920401617T GR920401617T GR3005287T3 GR 3005287 T3 GR3005287 T3 GR 3005287T3 GR 920401617 T GR920401617 T GR 920401617T GR 920401617 T GR920401617 T GR 920401617T GR 3005287 T3 GR3005287 T3 GR 3005287T3
Authority
GR
Greece
Prior art keywords
equipment
focus
chamber
reflecting surface
acoustic waves
Prior art date
Application number
GR920401617T
Other languages
Greek (el)
English (en)
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 filed Critical
Publication of GR3005287T3 publication Critical patent/GR3005287T3/el

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
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Oceanography (AREA)
  • Multimedia (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
GR920401617T 1987-12-11 1992-07-29 GR3005287T3 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8748694A IT1211963B (it) 1987-12-11 1987-12-11 Metodo ecografico perfezionato per la prospezione del sottosuolo del fondo marino ed apparecchiatura per la sua attuazione

Publications (1)

Publication Number Publication Date
GR3005287T3 true GR3005287T3 (OSRAM) 1993-05-24

Family

ID=11268092

Family Applications (1)

Application Number Title Priority Date Filing Date
GR920401617T GR3005287T3 (OSRAM) 1987-12-11 1992-07-29

Country Status (9)

Country Link
US (1) US4899845A (OSRAM)
EP (1) EP0320466B1 (OSRAM)
JP (1) JPH0277675A (OSRAM)
AT (1) ATE77156T1 (OSRAM)
CA (1) CA1316249C (OSRAM)
DE (1) DE3871922T2 (OSRAM)
ES (1) ES2033010T3 (OSRAM)
GR (1) GR3005287T3 (OSRAM)
IT (1) IT1211963B (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1241558B (it) * 1990-12-21 1994-01-17 Consiglio Nazionale Ricerche 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.
US7248703B1 (en) 2001-06-26 2007-07-24 Bbn Technologies Corp. Systems and methods for adaptive noise cancellation
US7274621B1 (en) 2002-06-13 2007-09-25 Bbn Technologies Corp. Systems and methods for flow measurement
US7255196B1 (en) * 2002-11-19 2007-08-14 Bbn Technologies Corp. Windshield and sound-barrier for seismic sensors
ITRM20020581A1 (it) * 2002-11-19 2004-05-20 Giovanni Bosco Cannelli Tecnica acustica ecografica ad alta risoluzione e alta
US7284431B1 (en) 2003-11-14 2007-10-23 Bbn Technologies Corp. Geophone
TWI471788B (zh) * 2012-12-14 2015-02-01 Egalax Empia Technology Inc 用於量測表面聲波觸控模塊的感應區尺寸的系統、處理裝置、與其量測方法
JP6582344B2 (ja) * 2015-06-23 2019-10-02 国立研究開発法人土木研究所 地盤構造探査方法及び地盤構造探査装置
CN109471160B (zh) * 2018-11-29 2020-07-24 江苏集萃微纳自动化系统与装备技术研究所有限公司 同时检测速度和加速度的动圈检波器
IT201900014055A1 (it) * 2019-08-05 2021-02-05 Antonio Stefanon Dispositivo per l’emissione di impulsi acustici.
CN110764134B (zh) * 2019-12-10 2022-04-08 万子轩 一种便于携带的地震检测设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB487415A (en) * 1936-12-29 1938-06-21 Barr & Stroud Ltd Improvements in or connected with sound locators
US2576155A (en) * 1946-03-26 1951-11-27 Horace M Trent Submarine compressional wave receptive apparatus
US2981357A (en) * 1955-02-01 1961-04-25 Socony Mobil Oil Co Inc Submerged strata acoustic probe system
US3521226A (en) * 1968-08-26 1970-07-21 Daniel E Andrews Jr Mechanically scanned acoustic transducer
US3572462A (en) * 1969-01-07 1971-03-30 Joseph C Gray Apparatus for and method of seismic exploration
US3895188A (en) * 1972-06-21 1975-07-15 Everett L Ingraham Sound collecting device
IT1178206B (it) * 1984-12-13 1987-09-09 Consiglio Nazionale Ricerche Sorgente elettroacustica impulsiva per prospezioni sismiche ad alta risoluzione

Also Published As

Publication number Publication date
DE3871922D1 (de) 1992-07-16
ES2033010T3 (es) 1993-03-01
JPH0277675A (ja) 1990-03-16
ATE77156T1 (de) 1992-06-15
US4899845A (en) 1990-02-13
DE3871922T2 (de) 1992-12-03
EP0320466A2 (en) 1989-06-14
CA1316249C (en) 1993-04-13
EP0320466A3 (en) 1990-01-24
IT8748694A0 (it) 1987-12-11
EP0320466B1 (en) 1992-06-10
IT1211963B (it) 1989-11-08

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