IE45216B1 - Ultrasonic imaging - Google Patents

Ultrasonic imaging

Info

Publication number
IE45216B1
IE45216B1 IE1206/77A IE120677A IE45216B1 IE 45216 B1 IE45216 B1 IE 45216B1 IE 1206/77 A IE1206/77 A IE 1206/77A IE 120677 A IE120677 A IE 120677A IE 45216 B1 IE45216 B1 IE 45216B1
Authority
IE
Ireland
Prior art keywords
transducers
phase
positions
focussing
receiver
Prior art date
Application number
IE1206/77A
Other languages
English (en)
Other versions
IE45216L (en
Original Assignee
Anvar
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
Priority claimed from FR7618640A external-priority patent/FR2355288A2/fr
Application filed by Anvar filed Critical Anvar
Publication of IE45216L publication Critical patent/IE45216L/xx
Publication of IE45216B1 publication Critical patent/IE45216B1/en

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00Methods 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
    • G10K11/18Methods or devices for transmitting, conducting or directing sound
    • G10K11/26Sound-focusing or directing, e.g. scanning
    • G10K11/34Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341Circuits therefor
    • G10K11/346Circuits therefor using phase variation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S15/00Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88Sonar systems specially adapted for specific applications
    • G01S15/89Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/8918Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being linear

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (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)
IE1206/77A 1976-06-18 1977-06-14 Ultrasonic imaging IE45216B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7618640A FR2355288A2 (fr) 1974-11-28 1976-06-18 Perfectionnements aux procedes et dispositifs de sondage par ultra-sons

Publications (2)

Publication Number Publication Date
IE45216L IE45216L (en) 1977-12-18
IE45216B1 true IE45216B1 (en) 1982-07-14

Family

ID=9174613

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1206/77A IE45216B1 (en) 1976-06-18 1977-06-14 Ultrasonic imaging

Country Status (10)

Country Link
JP (1) JPS52155890A (enExample)
BE (1) BE855832A (enExample)
CA (1) CA1090914A (enExample)
DK (1) DK270777A (enExample)
ES (1) ES459722A1 (enExample)
GB (1) GB1580235A (enExample)
IE (1) IE45216B1 (enExample)
IT (1) IT1078335B (enExample)
LU (1) LU77569A1 (enExample)
SE (1) SE420774B (enExample)

Also Published As

Publication number Publication date
IT1078335B (it) 1985-05-08
CA1090914A (en) 1980-12-02
GB1580235A (en) 1980-11-26
JPS52155890A (en) 1977-12-24
LU77569A1 (enExample) 1978-02-01
ES459722A1 (es) 1978-04-01
BE855832A (fr) 1977-12-19
IE45216L (en) 1977-12-18
DK270777A (da) 1977-12-19
SE420774B (sv) 1981-10-26
SE7707022L (sv) 1978-02-06

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