FR2460085A1 - Procede pour la realisation de transducteurs ultra-acoustiques a raies ou a matrice de points et transducteurs ainsi obtenus - Google Patents

Procede pour la realisation de transducteurs ultra-acoustiques a raies ou a matrice de points et transducteurs ainsi obtenus Download PDF

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Publication number
FR2460085A1
FR2460085A1 FR8013809A FR8013809A FR2460085A1 FR 2460085 A1 FR2460085 A1 FR 2460085A1 FR 8013809 A FR8013809 A FR 8013809A FR 8013809 A FR8013809 A FR 8013809A FR 2460085 A1 FR2460085 A1 FR 2460085A1
Authority
FR
France
Prior art keywords
bar
piezoelectric
substrate
ultra
faces
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR8013809A
Other languages
English (en)
French (fr)
Other versions
FR2460085B1 (https=
Inventor
Donello Assenza
Massimo Pappalardo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Consiglio Nazionale delle Richerche CNR
Original Assignee
Consiglio Nazionale delle Richerche CNR
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 delle Richerche CNR filed Critical Consiglio Nazionale delle Richerche CNR
Publication of FR2460085A1 publication Critical patent/FR2460085A1/fr
Application granted granted Critical
Publication of FR2460085B1 publication Critical patent/FR2460085B1/fr
Granted legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/42—Piezoelectric device making

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
FR8013809A 1979-06-22 1980-06-20 Procede pour la realisation de transducteurs ultra-acoustiques a raies ou a matrice de points et transducteurs ainsi obtenus Granted FR2460085A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT49520/79A IT1162336B (it) 1979-06-22 1979-06-22 Procedimento per la realizzazione di trasduttori ultraacustici a cortina di linee o a matrice di punti e trasduttori ottenuti

Publications (2)

Publication Number Publication Date
FR2460085A1 true FR2460085A1 (fr) 1981-01-16
FR2460085B1 FR2460085B1 (https=) 1983-12-23

Family

ID=11270903

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8013809A Granted FR2460085A1 (fr) 1979-06-22 1980-06-20 Procede pour la realisation de transducteurs ultra-acoustiques a raies ou a matrice de points et transducteurs ainsi obtenus

Country Status (5)

Country Link
US (2) US4370785A (https=)
FR (1) FR2460085A1 (https=)
GB (1) GB2052918B (https=)
IT (1) IT1162336B (https=)
NL (1) NL8003428A (https=)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1162336B (it) * 1979-06-22 1987-03-25 Consiglio Nazionale Ricerche Procedimento per la realizzazione di trasduttori ultraacustici a cortina di linee o a matrice di punti e trasduttori ottenuti
AU544464B2 (en) * 1982-12-27 1985-05-30 Tokyo Shibaura Denki Kabushiki Kaisha Ultrasonic transducer
FR2553521B1 (fr) * 1983-10-18 1986-04-11 Cgr Ultrasonic Sonde d'echographie, procede de fabrication de cette sonde et appareil d'echographie incorporant une telle sonde
JPS60140153A (ja) * 1983-12-28 1985-07-25 Toshiba Corp 超音波探触子の製造方法
US4546283A (en) * 1984-05-04 1985-10-08 The United States Of America As Represented By The Secretary Of The Air Force Conductor structure for thick film electrical device
EP0166180B1 (de) * 1984-05-30 1989-02-01 Siemens Aktiengesellschaft Hydrophon
DE3585938D1 (de) * 1984-09-26 1992-06-04 Terumo Corp Ultraschallwandler und verfahren zur herstellung desselben.
DE3650004T2 (de) * 1985-05-20 1995-02-23 Matsushita Electric Ind Co Ltd Ultraschallsonde.
US5296777A (en) * 1987-02-03 1994-03-22 Kabushiki Kaisha Toshiba Ultrasonic probe
JP2886588B2 (ja) * 1989-07-11 1999-04-26 日本碍子株式会社 圧電／電歪アクチュエータ
EP0425716B1 (de) * 1989-10-30 1994-01-19 Siemens Aktiengesellschaft Ultraschall-Schichtwandler mit astigmatischer Schallkeule
US5283835A (en) * 1991-11-15 1994-02-01 Athanas Lewis S Ferroelectric composite film acoustic transducer
US5457863A (en) * 1993-03-22 1995-10-17 General Electric Company Method of making a two dimensional ultrasonic transducer array
US5329498A (en) * 1993-05-17 1994-07-12 Hewlett-Packard Company Signal conditioning and interconnection for an acoustic transducer
DE4325028B4 (de) * 1993-07-26 2005-05-19 Siemens Ag Ultraschall-Wandlereinrichtung mit einem ein- oder zweidimensionalen Array von Wandlerelementen
US5487211A (en) * 1993-08-19 1996-01-30 Motorola, Inc. Method for fabricating a surface-mountable crystal resonator
US5629578A (en) * 1995-03-20 1997-05-13 Martin Marietta Corp. Integrated composite acoustic transducer array
DE19653085C2 (de) * 1996-12-19 1998-10-29 Siemens Ag Ultraschall-Wandlereinrichtung
FR2779575B1 (fr) * 1998-06-05 2003-05-30 Thomson Csf Sonde acoustique multielements comprenant un film composite conducteur et procede de fabrication
US7105988B2 (en) * 2003-04-30 2006-09-12 Vibration-X Di Bianchini Emanulee E C. Sas Piezoelectric device and method to manufacture a piezoelectric device
ITRM20060238A1 (it) * 2006-05-03 2007-11-04 Esaote Spa Trasduttore ultracustico capacitivo multipiano
US9784825B2 (en) 2014-07-15 2017-10-10 Garmin Switzerland Gmbh Marine sonar display device with cursor plane
US9812118B2 (en) 2014-07-15 2017-11-07 Garmin Switzerland Gmbh Marine multibeam sonar device
US9664783B2 (en) 2014-07-15 2017-05-30 Garmin Switzerland Gmbh Marine sonar display device with operating mode determination
US10514451B2 (en) 2014-07-15 2019-12-24 Garmin Switzerland Gmbh Marine sonar display device with three-dimensional views
US9784826B2 (en) 2014-07-15 2017-10-10 Garmin Switzerland Gmbh Marine multibeam sonar device
US9766328B2 (en) 2014-07-15 2017-09-19 Garmin Switzerland Gmbh Sonar transducer array assembly and methods of manufacture thereof
US10605913B2 (en) 2015-10-29 2020-03-31 Garmin Switzerland Gmbh Sonar noise interference rejection
US11767242B2 (en) * 2017-12-29 2023-09-26 Surfplasma, Inc. Compact portable plasma reactor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2408028A (en) * 1934-01-19 1946-09-24 Submarine Signal Co Means for sending and receiving compressional waves
US2943297A (en) * 1950-04-27 1960-06-28 Raymond L Steinberger Multiple element electroacoustic transducer
US3674945A (en) * 1970-03-11 1972-07-04 Raytheon Co Acoustic impedance matching system
SU467503A1 (ru) * 1972-07-11 1975-04-15 Каунасский Политехнический Институт Пространственно-селективный приемник ультразвука
JPS5512254B2 (https=) * 1973-07-03 1980-03-31
US4217684A (en) * 1979-04-16 1980-08-19 General Electric Company Fabrication of front surface matched ultrasonic transducer array
IT1162336B (it) * 1979-06-22 1987-03-25 Consiglio Nazionale Ricerche Procedimento per la realizzazione di trasduttori ultraacustici a cortina di linee o a matrice di punti e trasduttori ottenuti
DE2929541A1 (de) * 1979-07-20 1981-02-05 Siemens Ag Ultraschallwandleranordnung
US4277711A (en) * 1979-10-11 1981-07-07 Hewlett-Packard Company Acoustic electric transducer with shield of controlled thickness

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
EXBK/70 *
EXBK/73 *
EXBK/79 *

Also Published As

Publication number Publication date
US4370785A (en) 1983-02-01
GB2052918B (en) 1984-04-18
US4409510A (en) 1983-10-11
NL8003428A (nl) 1980-12-24
FR2460085B1 (https=) 1983-12-23
IT1162336B (it) 1987-03-25
IT7949520A0 (it) 1979-06-22
GB2052918A (en) 1981-01-28

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