EP0779108A3 - Wandleranordnung für akustische Abbildung - Google Patents

Wandleranordnung für akustische Abbildung Download PDF

Info

Publication number
EP0779108A3
EP0779108A3 EP96308744A EP96308744A EP0779108A3 EP 0779108 A3 EP0779108 A3 EP 0779108A3 EP 96308744 A EP96308744 A EP 96308744A EP 96308744 A EP96308744 A EP 96308744A EP 0779108 A3 EP0779108 A3 EP 0779108A3
Authority
EP
European Patent Office
Prior art keywords
networks
acoustic imaging
acoustic
imaging
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
EP96308744A
Other languages
English (en)
French (fr)
Other versions
EP0779108B1 (de
EP0779108A2 (de
Inventor
Anthony Patrick Needham
Kevin Joseph Lodge
Caroline Elizabeth Millar
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.)
Marconi Caswell Ltd
Original Assignee
GEC Marconi Ltd
Marconi Co Ltd
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 GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Publication of EP0779108A2 publication Critical patent/EP0779108A2/de
Publication of EP0779108A3 publication Critical patent/EP0779108A3/de
Application granted granted Critical
Publication of EP0779108B1 publication Critical patent/EP0779108B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
EP19960308744 1995-12-13 1996-12-03 Wandleranordnung für akustische Abbildung Expired - Lifetime EP0779108B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9525418.1A GB9525418D0 (en) 1995-12-13 1995-12-13 Acoustic imaging arrays
GB9525418 1995-12-13

Publications (3)

Publication Number Publication Date
EP0779108A2 EP0779108A2 (de) 1997-06-18
EP0779108A3 true EP0779108A3 (de) 1997-10-29
EP0779108B1 EP0779108B1 (de) 2000-02-09

Family

ID=10785319

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19960308744 Expired - Lifetime EP0779108B1 (de) 1995-12-13 1996-12-03 Wandleranordnung für akustische Abbildung

Country Status (4)

Country Link
EP (1) EP0779108B1 (de)
AU (1) AU724201B2 (de)
DE (1) DE69606609T2 (de)
GB (1) GB9525418D0 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2756447B1 (fr) * 1996-11-26 1999-02-05 Thomson Csf Sonde acoustique multielements comprenant une electrode de masse commune
US6467138B1 (en) 2000-05-24 2002-10-22 Vermon Integrated connector backings for matrix array transducers, matrix array transducers employing such backings and methods of making the same
WO2005104210A2 (en) 2004-04-20 2005-11-03 Visualsonics Inc. Arrayed ultrasonic transducer
KR100689876B1 (ko) * 2004-12-20 2007-03-09 삼성전자주식회사 초음파 변환 재생방법에 의한 음향재생 스크린
US7901358B2 (en) 2005-11-02 2011-03-08 Visualsonics Inc. High frequency array ultrasound system
US9173047B2 (en) 2008-09-18 2015-10-27 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
US20110144494A1 (en) 2008-09-18 2011-06-16 James Mehi Methods for acquisition and display in ultrasound imaging
US9184369B2 (en) 2008-09-18 2015-11-10 Fujifilm Sonosite, Inc. Methods for manufacturing ultrasound transducers and other components
US12109591B2 (en) 2019-09-09 2024-10-08 GE Precision Healthcare LLC Ultrasound transducer array architecture and method of manufacture

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1530783A (en) * 1976-01-30 1978-11-01 Emi Ltd Ultra-sonic pickup device
DE3733776A1 (de) * 1986-10-06 1988-04-07 Hitachi Ltd Ultraschallsonde
EP0559963A2 (de) * 1992-02-13 1993-09-15 Hewlett-Packard Company Absorbierende Träger für eine akustische Wandleranordnung
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
GB1530783A (en) * 1976-01-30 1978-11-01 Emi Ltd Ultra-sonic pickup device
DE3733776A1 (de) * 1986-10-06 1988-04-07 Hitachi Ltd Ultraschallsonde
EP0559963A2 (de) * 1992-02-13 1993-09-15 Hewlett-Packard Company Absorbierende Träger für eine akustische Wandleranordnung
US5329498A (en) * 1993-05-17 1994-07-12 Hewlett-Packard Company Signal conditioning and interconnection for an acoustic transducer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HALL D D N ET AL: "THEORETICAL AND EXPERIMENTAL EVALUATION OF A TWO-DIMENSIONAL COMPOSITE MATRIX ARRAY", IEEE TRANSACTIONS ON ULTRASONICS, FERROELECTRICS AND FREQUENCY CONTROL, vol. 40, no. 6, 1 November 1993 (1993-11-01), pages 704 - 709, XP000415584 *

Also Published As

Publication number Publication date
AU724201B2 (en) 2000-09-14
GB9525418D0 (en) 1996-07-17
DE69606609D1 (de) 2000-03-16
EP0779108B1 (de) 2000-02-09
DE69606609T2 (de) 2000-06-08
AU7429396A (en) 1997-06-19
EP0779108A2 (de) 1997-06-18

Similar Documents

Publication Publication Date Title
FR2740231B1 (fr) Ebauche pour oculaire non-correcteur
DE69731674D1 (de) Silencieux d'aspiration pour compresseur
DE69615811D1 (de) Abbildungssystem
IS1700B (is) Steypubúnaður
IT1283892B1 (it) Apparecchio di formazione di immagini
DE69601653D1 (de) Giessvorrichtung
EP0777402A3 (de) Lautsprechergitter
DE69637653D1 (de) Bilderzeugungssystem
EP0779108A3 (de) Wandleranordnung für akustische Abbildung
DE69612170D1 (de) Elektroakustischer Wandler
FR2740792B1 (fr) Systeme d'evacuation pour bac de sanitaires
FR2742824B1 (fr) Joint d'etancheite pour joint homocinetique
FR2737755B3 (fr) Raccord perfectionne pour structures tubulaires
EP0772891A4 (de) Ultraschall-gruppenwandler zur bilderzeugung
FR2739367B1 (fr) Devidoir mobile pour tuyau d'arrosage
IS1809B (is) Kasttrekt fyrir fiskilínu
DE69620091D1 (de) Giesspapier
DE69612813D1 (de) Bildherstellungsverfahren
FR2706288B3 (fr) Instrument pour la toilette de l'oreille.
FR2738704B1 (fr) Transducteur electroacoustique flextenseur
EP0854674A4 (de) Insektizidhilfsmittel
FR2740807B1 (fr) Fouillot pour serrure
FR2735986B3 (fr) Prolongateur d'haltere
FR2732572B1 (fr) Perfectionnement pour oreiller
FR2780083B1 (fr) Element d'ossature pour cloison

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

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

17P Request for examination filed

Effective date: 19980429

17Q First examination report despatched

Effective date: 19980928

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: MARCONI ELECTRONIC SYSTEMS LIMITED

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB

REF Corresponds to:

Ref document number: 69606609

Country of ref document: DE

Date of ref document: 20000316

ET Fr: translation filed
REG Reference to a national code

Ref country code: GB

Ref legal event code: 732E

RAP2 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: MARCONI CASWELL LIMITED

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

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

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
REG Reference to a national code

Ref country code: FR

Ref legal event code: TP

REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

REG Reference to a national code

Ref country code: GB

Ref legal event code: 732E

REG Reference to a national code

Ref country code: FR

Ref legal event code: TP

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20031203

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20031210

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20031211

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20041203

REG Reference to a national code

Ref country code: FR

Ref legal event code: CD

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050701

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20041203

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050831

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST