EP0637470A3 - Couche arrière pour une ensemble des transducteurs acoustiques. - Google Patents

Couche arrière pour une ensemble des transducteurs acoustiques. Download PDF

Info

Publication number
EP0637470A3
EP0637470A3 EP94305729A EP94305729A EP0637470A3 EP 0637470 A3 EP0637470 A3 EP 0637470A3 EP 94305729 A EP94305729 A EP 94305729A EP 94305729 A EP94305729 A EP 94305729A EP 0637470 A3 EP0637470 A3 EP 0637470A3
Authority
EP
European Patent Office
Prior art keywords
backing layer
transducer array
acoustic transducer
acoustic
array
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.)
Withdrawn
Application number
EP94305729A
Other languages
German (de)
English (en)
Other versions
EP0637470A2 (fr
Inventor
Michael Greenstein
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of EP0637470A2 publication Critical patent/EP0637470A2/fr
Publication of EP0637470A3 publication Critical patent/EP0637470A3/fr
Withdrawn legal-status Critical Current

Links

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
    • B06B1/0644—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 a single piezoelectric element
    • B06B1/0662—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 a single piezoelectric element with an electrode on the sensitive surface
    • B06B1/0681—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 a single piezoelectric element with an electrode on the sensitive surface and a damping structure
    • B06B1/0685—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 a single piezoelectric element with an electrode on the sensitive surface and a damping structure on the back only of piezoelectric elements
    • 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
    • B06B1/0629—Square array

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Transducers For Ultrasonic Waves (AREA)
EP94305729A 1993-08-05 1994-08-02 Couche arrière pour une ensemble des transducteurs acoustiques. Withdrawn EP0637470A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10300793A 1993-08-05 1993-08-05
US103007 1993-08-05

Publications (2)

Publication Number Publication Date
EP0637470A2 EP0637470A2 (fr) 1995-02-08
EP0637470A3 true EP0637470A3 (fr) 1995-11-22

Family

ID=22292863

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94305729A Withdrawn EP0637470A3 (fr) 1993-08-05 1994-08-02 Couche arrière pour une ensemble des transducteurs acoustiques.

Country Status (2)

Country Link
EP (1) EP0637470A3 (fr)
JP (1) JPH0779498A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5629906A (en) * 1995-02-15 1997-05-13 Hewlett-Packard Company Ultrasonic transducer
FR2740933B1 (fr) * 1995-11-03 1997-11-28 Thomson Csf Sonde acoustique et procede de realisation
US5732706A (en) * 1996-03-22 1998-03-31 Lockheed Martin Ir Imaging Systems, Inc. Ultrasonic array with attenuating electrical interconnects
JP3939652B2 (ja) * 2000-11-15 2007-07-04 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 多次元超音波トランスデューサアレイ
JP4624659B2 (ja) 2003-09-30 2011-02-02 パナソニック株式会社 超音波探触子
US7105986B2 (en) * 2004-08-27 2006-09-12 General Electric Company Ultrasound transducer with enhanced thermal conductivity
JP4693386B2 (ja) * 2004-10-05 2011-06-01 株式会社東芝 超音波プローブ
JP2009153851A (ja) * 2007-12-27 2009-07-16 Konica Minolta Medical & Graphic Inc 超音波診断装置およびそれに用いる配線の製造方法
JP5677097B2 (ja) 2009-02-05 2015-02-25 株式会社林原 セロビオース２−エピメラーゼとその製造方法並びに用途
KR101296244B1 (ko) 2012-01-31 2013-08-13 삼성메디슨 주식회사 초음파 프로브의 흡음 소자, 초음파 프로브의 흡음층 및 그 제작 방법
CN108461623B (zh) * 2018-01-23 2024-05-14 曼图电子(上海)有限公司 一种用于阵列探头的背衬材料及其制造方法
JP6876645B2 (ja) * 2018-03-15 2021-05-26 株式会社日立製作所 超音波プローブ及びその製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0160821A2 (fr) * 1984-04-04 1985-11-13 Siemens Aktiengesellschaft Dispositif de lecture d'une image de charges bidimensionnelle au moyen d'une barrette de capteurs
EP0256378A1 (fr) * 1986-08-11 1988-02-24 Siemens Aktiengesellschaft Dispositif de lecture d'une image de charge bidimensionnelle
EP0294826A1 (fr) * 1987-06-12 1988-12-14 Fujitsu Limited Structure d'un transducteur ultrasonore
US5329498A (en) * 1993-05-17 1994-07-12 Hewlett-Packard Company Signal conditioning and interconnection for an acoustic transducer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0160821A2 (fr) * 1984-04-04 1985-11-13 Siemens Aktiengesellschaft Dispositif de lecture d'une image de charges bidimensionnelle au moyen d'une barrette de capteurs
EP0256378A1 (fr) * 1986-08-11 1988-02-24 Siemens Aktiengesellschaft Dispositif de lecture d'une image de charge bidimensionnelle
EP0294826A1 (fr) * 1987-06-12 1988-12-14 Fujitsu Limited Structure d'un transducteur ultrasonore
US5329498A (en) * 1993-05-17 1994-07-12 Hewlett-Packard Company Signal conditioning and interconnection for an acoustic transducer

Also Published As

Publication number Publication date
EP0637470A2 (fr) 1995-02-08
JPH0779498A (ja) 1995-03-20

Similar Documents

Publication Publication Date Title
EP0589396A3 (fr) Transducteur à ultrason muni d'un support absorbant rigide.
AU8697098A (en) Piezoelectric film transducer
EP0676742A3 (fr) Couche integré d'adaptation pour un transducteur ultrasonne.
AU692492B2 (en) Two-dimensional acoustic array and method for the manufacture thereof
EP0727259A3 (fr) Transducteur à ultrason
EP0635719A3 (fr) Transducteur à ultrasons avec un capuchon de protection.
AU5321494A (en) Two-dimensional array ultrasonic transducers
AU7410796A (en) Transducer for sonic logging-while-drilling
AU2697695A (en) Acoustic transducer
EP0623913A3 (fr) Transducteur électro-acoustique.
GB2282931B (en) Flexible transducer array support
EP0631272A3 (fr) Transducteur à ultrason.
HK1016252A1 (en) Acoustic transducer components.
EP0637470A3 (fr) Couche arrière pour une ensemble des transducteurs acoustiques.
EP0749005A3 (fr) Transducteur acoustique
EP0858721A4 (fr) Transducteur acoustique
HK1006663A1 (en) Electroacoustic transducer
EP0620049A3 (fr) Transducteur acoustique à couches multiples.
NO964454L (no) Hydrofon-transduser
AU8798098A (en) Ultrasonic transducer
GB2275845B (en) Sonar transducers
PL325195A1 (en) Ultrasonic transducer
HUP9602221A3 (en) Supersonic transducer
AU682749C (en) Passive sonar transducer arrangement
AU5452896A (en) Hydrophone array

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB NL

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19960523