FR2198150B2 - - Google Patents

Info

Publication number
FR2198150B2
FR2198150B2 FR7331655A FR7331655A FR2198150B2 FR 2198150 B2 FR2198150 B2 FR 2198150B2 FR 7331655 A FR7331655 A FR 7331655A FR 7331655 A FR7331655 A FR 7331655A FR 2198150 B2 FR2198150 B2 FR 2198150B2
Authority
FR
France
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.)
Expired
Application number
FR7331655A
Other versions
FR2198150A2 (fr
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Publication of FR2198150A2 publication Critical patent/FR2198150A2/fr
Application granted granted Critical
Publication of FR2198150B2 publication Critical patent/FR2198150B2/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/10—Amplitude; Power
    • G01H3/12—Amplitude; Power by electric means
    • G01H3/125—Amplitude; Power by electric means for representing acoustic field distribution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
    • 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
    • G01S15/8993—Three dimensional imaging systems
    • 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
    • G01S7/52023—Details of receivers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02854—Length, thickness
FR7331655A 1972-09-01 1973-08-31 Expired FR2198150B2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28591072A 1972-09-01 1972-09-01
US28591372A 1972-09-01 1972-09-01

Publications (2)

Publication Number Publication Date
FR2198150A2 FR2198150A2 (fr) 1974-03-29
FR2198150B2 true FR2198150B2 (fr) 1981-01-09

Family

ID=26963456

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7331655A Expired FR2198150B2 (fr) 1972-09-01 1973-08-31

Country Status (3)

Country Link
DE (1) DE2343706C2 (fr)
FR (1) FR2198150B2 (fr)
NL (1) NL7312020A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1543740A (en) * 1975-05-01 1979-04-04 Australia Dept Of Health Method and apparatus for ultrasonic examination
FR2587493A1 (fr) * 1985-07-08 1987-03-20 Ngeh Toong See Dispositif de reperage et de guidage par les ultrasons

Also Published As

Publication number Publication date
DE2343706A1 (de) 1974-04-04
DE2343706C2 (de) 1982-06-16
FR2198150A2 (fr) 1974-03-29
NL7312020A (fr) 1974-03-05

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