IT1073984B - Dispositivo di ecografia a mezzo di fasci ultrasonici focalizzati - Google Patents

Dispositivo di ecografia a mezzo di fasci ultrasonici focalizzati

Info

Publication number
IT1073984B
IT1073984B IT52514/76A IT5251476A IT1073984B IT 1073984 B IT1073984 B IT 1073984B IT 52514/76 A IT52514/76 A IT 52514/76A IT 5251476 A IT5251476 A IT 5251476A IT 1073984 B IT1073984 B IT 1073984B
Authority
IT
Italy
Prior art keywords
ultrasonic beams
focused ultrasonic
echography device
echography
focused
Prior art date
Application number
IT52514/76A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1073984B publication Critical patent/IT1073984B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/8925—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being a two-dimensional transducer configuration, i.e. matrix or orthogonal linear arrays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52046—Techniques for image enhancement involving transmitter or receiver
    • 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
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/345—Circuits therefor using energy switching from one active element to another
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/905—Side lobe reduction or shading

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
IT52514/76A 1975-12-11 1976-12-07 Dispositivo di ecografia a mezzo di fasci ultrasonici focalizzati IT1073984B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7537929A FR2334953A1 (fr) 1975-12-11 1975-12-11 Systeme d'analyse par ultrasons et son application a l'echographie

Publications (1)

Publication Number Publication Date
IT1073984B true IT1073984B (it) 1985-04-17

Family

ID=9163625

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52514/76A IT1073984B (it) 1975-12-11 1976-12-07 Dispositivo di ecografia a mezzo di fasci ultrasonici focalizzati

Country Status (12)

Country Link
US (1) US4112411A (it)
JP (1) JPS5271887A (it)
AU (1) AU505143B2 (it)
BE (1) BE849240A (it)
CA (1) CA1073092A (it)
DE (1) DE2655274A1 (it)
ES (1) ES454095A1 (it)
FR (1) FR2334953A1 (it)
GB (1) GB1562418A (it)
IT (1) IT1073984B (it)
NL (1) NL7613564A (it)
SE (1) SE409159B (it)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165647A (en) * 1978-05-12 1979-08-28 International Submarine Services Scan acoustical holographic apparatus and method
JPS5578947A (en) * 1978-12-08 1980-06-14 Matsushita Electric Ind Co Ltd Method of displaying ultrasoniccwave diagnosis device
FR2460489A1 (fr) * 1979-07-04 1981-01-23 Labo Electronique Physique Circuit de traitement des signaux de reception d'une mosaique de transducteur ultra-sonore utilisee en echographie de type b
JPS5618854A (en) * 1979-07-25 1981-02-23 Fujitsu Ltd Ultrasonic diagnosing device
JPS56158648A (en) * 1980-05-09 1981-12-07 Tokyo Shibaura Electric Co Ultrasonic diagnostic apparatus
IT1228836B (it) * 1980-12-23 1991-07-05 Honeywell Elac Nautik Gmbh Dispositivo subacqueo di ricerca di bersaglio, in particolare per siluri
US4519260A (en) * 1982-02-18 1985-05-28 The Board Of Trustees Of The Leland Stanford Junior University Ultrasonic transducers and applications thereof
US4550606A (en) * 1982-09-28 1985-11-05 Cornell Research Foundation, Inc. Ultrasonic transducer array with controlled excitation pattern
US4870623A (en) * 1983-06-27 1989-09-26 Cochlea Corporation System to recognize a geometry parameter of unknown object with continuous wave acoustic energy
US4640291A (en) * 1985-06-27 1987-02-03 North American Philips Corporation Bi-plane phased array for ultrasound medical imaging
JPH0783518B2 (ja) * 1985-10-09 1995-09-06 株式会社日立製作所 超音波探触子
US4671293A (en) * 1985-10-15 1987-06-09 North American Philips Corporation Biplane phased array for ultrasonic medical imaging
GB8617567D0 (en) * 1986-07-18 1986-08-28 Szilard J Ultrasonic imaging apparatus
US4757722A (en) * 1986-10-27 1988-07-19 Glover Marvin J Motion conversion apparatus
US4924718A (en) * 1986-10-27 1990-05-15 Glover Marvin J Omnidirectional oscillator (glover gear)
US4945915A (en) * 1987-02-20 1990-08-07 Olympus Optical Co., Ltd. Ultrasonic diagnosis apparatus
FR2614450A1 (fr) * 1987-04-21 1988-10-28 Labo Electronique Physique Procede et appareil d'examen de milieux par echographie ultrasonore
DE3732131A1 (de) * 1987-09-24 1989-04-06 Wolf Gmbh Richard Fokussierender ultraschallwandler
FR2638884B1 (fr) * 1988-11-10 1990-12-28 Labo Electronique Physique Dispositif de focalisation tridimensionnelle d'un faisceau ultrasonore
US4974213A (en) * 1988-12-16 1990-11-27 Siwecki Thomas L Passive active underwater sound detection apparatus
JPH02217000A (ja) * 1989-02-16 1990-08-29 Hitachi Ltd 超音波探触子
EP0842508B1 (fr) * 1995-07-13 2000-01-12 Societe Pour Les Applications Du Retournement Temporel Procede et dispositif de focalisation d'ondes acoustiques
US5706819A (en) * 1995-10-10 1998-01-13 Advanced Technology Laboratories, Inc. Ultrasonic diagnostic imaging with harmonic contrast agents
US6238346B1 (en) * 1999-06-25 2001-05-29 Agilent Technologies, Inc. System and method employing two dimensional ultrasound array for wide field of view imaging
DE50003846D1 (de) 1999-07-30 2003-10-30 Siemens Ag Verfahren und vorrichtung zum aufnehmen eines bildes einer objektfläche mittels einer fokussierbaren strahlung
US6468216B1 (en) 2000-08-24 2002-10-22 Kininklijke Philips Electronics N.V. Ultrasonic diagnostic imaging of the coronary arteries
WO2002061452A1 (de) * 2001-01-29 2002-08-08 Siemens Aktiengesellschaft Verfahren und einrichtung zur aufnahme eines c-bildes mittels einer b-bild-einheit
US8038620B2 (en) * 2005-12-20 2011-10-18 General Electric Company Fresnel zone imaging system and method
GB2459091B (en) * 2008-04-07 2012-05-23 Thales Holdings Uk Plc Method and system for acoustic imaging

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675472A (en) * 1968-12-12 1972-07-11 Nat Res Dev Apparatus and method for images of the interior structure of solid objects

Also Published As

Publication number Publication date
ES454095A1 (es) 1977-11-16
DE2655274C3 (it) 1980-06-26
JPS5742331B2 (it) 1982-09-08
DE2655274A1 (de) 1977-06-16
SE409159B (sv) 1979-07-30
BE849240A (fr) 1977-06-09
FR2334953A1 (fr) 1977-07-08
NL7613564A (nl) 1977-06-14
SE7613770L (sv) 1977-06-12
US4112411A (en) 1978-09-05
AU2045976A (en) 1978-06-15
FR2334953B1 (it) 1980-10-17
DE2655274B2 (it) 1979-10-04
AU505143B2 (en) 1979-11-08
JPS5271887A (en) 1977-06-15
GB1562418A (en) 1980-03-12
CA1073092A (en) 1980-03-04

Similar Documents

Publication Publication Date Title
IT1073984B (it) Dispositivo di ecografia a mezzo di fasci ultrasonici focalizzati
SE7809090L (sv) Ultraljudgivare for ekolod
GB1556739A (en) Ultrasonic beam scanning
BE846338A (fr) Transducteur a ultrasons
NL7600453A (nl) Ultrasone aftastinrichting.
IT1113927B (it) Dispositivo di scansione ultrasonico
IT1114481B (it) Dispositivo formatore di fascio per sonar e simili
MX148756A (es) Transductor ultrasonico mejorado
SE391277B (sv) Laserstralemanipulauoranordning for att lokalisera fokuseringspunkten for en fokuserad laserstrale
NL7707270A (nl) Ultrasone aftastinrichting.
FR2306592A1 (fr) Transducteur ultrasonore
FR2316589A1 (fr) Transducteur de force pour manipulateur
SE7514712L (sv) Kopplingsanordning for ultraljud
NL7711252A (nl) Inrichting voor ultrasone aftasting.
IT1132256B (it) Trasduttore di ultrasuoni
AT376595B (de) Laserstrahl-schweissvorrichtung
IT1080838B (it) Generatore di potenza ultrasonica
IT7823979A0 (it) Dispositivo di centratura a ultrasuoni.
NL7903820A (nl) Ultrasonische meetinrichting.
BR7902763A (pt) Dispositivo de valvula de comporta
DK200679A (da) Ultralydmaaleapparat
DK137309B (da) Ultralydapparat.
FR2301988A1 (fr) Transducteur de deformations semi-conducteur piezoresistant
SU638890A1 (ru) Ультразвуковой искатель
SU545481A1 (ru) Устройство дл ультразвуковой сварки