FR2592720B1 - Appareil d'examen de milieux par echographie ultrasonore - Google Patents

Appareil d'examen de milieux par echographie ultrasonore

Info

Publication number
FR2592720B1
FR2592720B1 FR8600036A FR8600036A FR2592720B1 FR 2592720 B1 FR2592720 B1 FR 2592720B1 FR 8600036 A FR8600036 A FR 8600036A FR 8600036 A FR8600036 A FR 8600036A FR 2592720 B1 FR2592720 B1 FR 2592720B1
Authority
FR
France
Prior art keywords
ultrasonic echography
examining media
examining
media
echography
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
FR8600036A
Other languages
English (en)
Other versions
FR2592720A1 (fr
Inventor
Patrick Pesque
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.)
PEUGEOT and RENAULT
Original Assignee
PEUGEOT and RENAULT
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 PEUGEOT and RENAULT filed Critical PEUGEOT and RENAULT
Priority to FR8600036A priority Critical patent/FR2592720B1/fr
Publication of FR2592720A1 publication Critical patent/FR2592720A1/fr
Application granted granted Critical
Publication of FR2592720B1 publication Critical patent/FR2592720B1/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
    • 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
FR8600036A 1986-01-03 1986-01-03 Appareil d'examen de milieux par echographie ultrasonore Expired FR2592720B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8600036A FR2592720B1 (fr) 1986-01-03 1986-01-03 Appareil d'examen de milieux par echographie ultrasonore

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8600036A FR2592720B1 (fr) 1986-01-03 1986-01-03 Appareil d'examen de milieux par echographie ultrasonore

Publications (2)

Publication Number Publication Date
FR2592720A1 FR2592720A1 (fr) 1987-07-10
FR2592720B1 true FR2592720B1 (fr) 1988-08-05

Family

ID=9330820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8600036A Expired FR2592720B1 (fr) 1986-01-03 1986-01-03 Appareil d'examen de milieux par echographie ultrasonore

Country Status (1)

Country Link
FR (1) FR2592720B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936791A (en) * 1973-09-13 1976-02-03 The Commonwealth Of Australia Linear array ultrasonic transducer
CA1201197A (fr) * 1975-09-15 1986-02-25 Commonwealth Of Australia (The) Transducteur a foyer variable
GB1552431A (en) * 1976-06-21 1979-09-12 Whittingham T A Methodology and apparatus for rapid diagnostic scanning with ultrasonic transducer arrays
DE2643918C3 (de) * 1976-09-29 1986-10-23 Siemens AG, 1000 Berlin und 8000 München Gerät zur Ultraschallabtastung
US4180790A (en) * 1977-12-27 1979-12-25 General Electric Company Dynamic array aperture and focus control for ultrasonic imaging systems
US4241610A (en) * 1979-02-05 1980-12-30 Varian Associates, Inc. Ultrasonic imaging system utilizing dynamic and pseudo-dynamic focusing
US4305296B2 (en) * 1980-02-08 1989-05-09 Ultrasonic imaging method and apparatus with electronic beam focusing and scanning

Also Published As

Publication number Publication date
FR2592720A1 (fr) 1987-07-10

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Legal Events

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CD Change of name or company name
CD Change of name or company name
CJ Change in legal form
ST Notification of lapse