FR2476867B1 - Appareil de formation d'image en balayage de type b electronique a partir d'ondes ultrasonores - Google Patents

Appareil de formation d'image en balayage de type b electronique a partir d'ondes ultrasonores

Info

Publication number
FR2476867B1
FR2476867B1 FR8019181A FR8019181A FR2476867B1 FR 2476867 B1 FR2476867 B1 FR 2476867B1 FR 8019181 A FR8019181 A FR 8019181A FR 8019181 A FR8019181 A FR 8019181A FR 2476867 B1 FR2476867 B1 FR 2476867B1
Authority
FR
France
Prior art keywords
ultrasonic waves
electronic type
scanning image
image apparatus
scanning
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.)
Expired
Application number
FR8019181A
Other languages
English (en)
French (fr)
Other versions
FR2476867A1 (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.)
RCA Corp
Original Assignee
RCA Corp
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 US05/964,899 external-priority patent/US4197749A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of FR2476867A1 publication Critical patent/FR2476867A1/fr
Application granted granted Critical
Publication of FR2476867B1 publication Critical patent/FR2476867B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • G01S7/52053—Display arrangements
    • G01S7/52057—Cathode ray tube displays
    • G01S7/5206—Two-dimensional coordinated display of distance and direction; B-scan display
    • 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
    • G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Remote Sensing (AREA)
  • Analytical Chemistry (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
FR8019181A 1977-12-12 1980-09-03 Appareil de formation d'image en balayage de type b electronique a partir d'ondes ultrasonores Expired FR2476867B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB5168677 1977-12-12
GB5168477 1977-12-12
US05/964,899 US4197749A (en) 1977-12-12 1978-12-05 Ultrasonic wave energy electronic B-scan imaging apparatus

Publications (2)

Publication Number Publication Date
FR2476867A1 FR2476867A1 (fr) 1981-08-28
FR2476867B1 true FR2476867B1 (fr) 1985-06-28

Family

ID=27260219

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8019181A Expired FR2476867B1 (fr) 1977-12-12 1980-09-03 Appareil de formation d'image en balayage de type b electronique a partir d'ondes ultrasonores

Country Status (4)

Country Link
EP (1) EP0007308A1 (enrdf_load_stackoverflow)
JP (1) JPS55500005A (enrdf_load_stackoverflow)
FR (1) FR2476867B1 (enrdf_load_stackoverflow)
WO (1) WO1979000372A1 (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700895A (en) * 1949-04-06 1955-02-01 Babcock & Wilcox Co Apparatus for ultrasonic examination of bodies
FR2252580B1 (enrdf_load_stackoverflow) * 1973-11-22 1980-02-22 Realisations Ultrasoniques Sa
US3979711A (en) * 1974-06-17 1976-09-07 The Board Of Trustees Of Leland Stanford Junior University Ultrasonic transducer array and imaging system
US4131024A (en) * 1976-03-04 1978-12-26 Rca Corporation Pulse-echo ultrasonic-imaging display system

Also Published As

Publication number Publication date
FR2476867A1 (fr) 1981-08-28
JPS55500005A (enrdf_load_stackoverflow) 1980-01-10
EP0007308A1 (en) 1980-01-23
WO1979000372A1 (en) 1979-06-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse