FR2512339B1 - Appareil de diagnostic a ultrasons - Google Patents

Appareil de diagnostic a ultrasons

Info

Publication number
FR2512339B1
FR2512339B1 FR8207548A FR8207548A FR2512339B1 FR 2512339 B1 FR2512339 B1 FR 2512339B1 FR 8207548 A FR8207548 A FR 8207548A FR 8207548 A FR8207548 A FR 8207548A FR 2512339 B1 FR2512339 B1 FR 2512339B1
Authority
FR
France
Prior art keywords
diagnostic apparatus
ultrasonic diagnostic
ultrasonic
diagnostic
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
FR8207548A
Other languages
English (en)
Other versions
FR2512339A1 (fr
Inventor
Hans Brettel
Wolfgang Dietz
Ulrich Roder
Christof Scherg
Wilhelm Waidelich
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.)
STRAHLEN UMWELTFORSCH GmbH
Original Assignee
STRAHLEN UMWELTFORSCH GmbH
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 STRAHLEN UMWELTFORSCH GmbH filed Critical STRAHLEN UMWELTFORSCH GmbH
Publication of FR2512339A1 publication Critical patent/FR2512339A1/fr
Application granted granted Critical
Publication of FR2512339B1 publication Critical patent/FR2512339B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G10K11/20—Reflecting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR8207548A 1981-09-04 1982-04-30 Appareil de diagnostic a ultrasons Expired FR2512339B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813135053 DE3135053A1 (de) 1981-09-04 1981-09-04 "ultraschall-diagnosegeraet"

Publications (2)

Publication Number Publication Date
FR2512339A1 FR2512339A1 (fr) 1983-03-11
FR2512339B1 true FR2512339B1 (fr) 1985-12-13

Family

ID=6140875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8207548A Expired FR2512339B1 (fr) 1981-09-04 1982-04-30 Appareil de diagnostic a ultrasons

Country Status (7)

Country Link
US (1) US4452083A (fr)
JP (1) JPS5850945A (fr)
AT (1) AT384728B (fr)
CH (1) CH653542A5 (fr)
DE (1) DE3135053A1 (fr)
FR (1) FR2512339B1 (fr)
GB (1) GB2108665B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3702179A1 (de) * 1985-07-26 1988-08-11 Bauer Johann Ultraschall-leitkissen sowie verfahren zur messung druckempfindlicher oberflaechen
FR2616229B1 (fr) * 1987-06-04 1989-12-29 Labo Electronique Physique Echographe ultrasonore utilisant au moins un transducteur piezoelectrique auquel est associe un ecran de phase aleatoire
US6552841B1 (en) * 2000-01-07 2003-04-22 Imperium Advanced Ultrasonic Imaging Ultrasonic imager
US20040160109A1 (en) * 2003-02-19 2004-08-19 Homecrest Industries, Inc. Chair seat with firm but resilient front edge
DE102010000391B4 (de) * 2010-02-11 2018-11-29 Bundesanstalt für Materialforschung und -Prüfung (BAM) Vorrichtung und Verfahren zur zerstörungsfreien Materialprüfung mit Ultraschall

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3780572A (en) * 1972-09-18 1973-12-25 Gen Electric Ultrasonic inspection apparatus
US3934460A (en) * 1973-08-06 1976-01-27 General Electric Company Apparatus for focusing and collimating ultrasonic waves
US3937066A (en) * 1973-11-01 1976-02-10 Stanford Research Institute Ultrasonic camera system and method
US3959770A (en) * 1974-10-21 1976-05-25 Stanford Research Institute Method and apparatus for error compensation in multichannel systems
CA1051700A (fr) * 1975-05-12 1979-04-03 Rca Corporation Systeme d'affichage de diagramme de rayonnement d'onde ultra-sonore comprenant un appareil a contraste de phase
US4153894A (en) * 1977-08-09 1979-05-08 The United States Of America As Represented By The Secretary Of The Department Of Health, Education And Welfare Random phase diffuser for reflective imaging
DE3037641A1 (de) * 1980-10-04 1982-05-13 Gesellschaft für Strahlen- und Umweltforschung mbH, 8042 Neuherberg Ultraschallsender

Also Published As

Publication number Publication date
DE3135053A1 (de) 1983-03-24
JPH0142208B2 (fr) 1989-09-11
ATA100782A (de) 1987-06-15
AT384728B (de) 1987-12-28
GB2108665B (en) 1985-01-03
FR2512339A1 (fr) 1983-03-11
JPS5850945A (ja) 1983-03-25
CH653542A5 (de) 1986-01-15
US4452083A (en) 1984-06-05
DE3135053C2 (fr) 1988-05-19
GB2108665A (en) 1983-05-18

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Legal Events

Date Code Title Description
ST Notification of lapse