FR1336355A - Electric pulse amplitude comparator device and its application to the auscultation of solid bodies by ultrasound - Google Patents

Electric pulse amplitude comparator device and its application to the auscultation of solid bodies by ultrasound

Info

Publication number
FR1336355A
FR1336355A FR904724A FR904724A FR1336355A FR 1336355 A FR1336355 A FR 1336355A FR 904724 A FR904724 A FR 904724A FR 904724 A FR904724 A FR 904724A FR 1336355 A FR1336355 A FR 1336355A
Authority
FR
France
Prior art keywords
auscultation
ultrasound
application
pulse amplitude
electric pulse
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
FR904724A
Other languages
French (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.)
Realisations Ultrasoniques SA
Original Assignee
Realisations Ultrasoniques SA
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 Realisations Ultrasoniques SA filed Critical Realisations Ultrasoniques SA
Priority to FR904724A priority Critical patent/FR1336355A/en
Application granted granted Critical
Publication of FR1336355A publication Critical patent/FR1336355A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • 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
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
FR904724A 1962-07-21 1962-07-21 Electric pulse amplitude comparator device and its application to the auscultation of solid bodies by ultrasound Expired FR1336355A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR904724A FR1336355A (en) 1962-07-21 1962-07-21 Electric pulse amplitude comparator device and its application to the auscultation of solid bodies by ultrasound

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR904724A FR1336355A (en) 1962-07-21 1962-07-21 Electric pulse amplitude comparator device and its application to the auscultation of solid bodies by ultrasound

Publications (1)

Publication Number Publication Date
FR1336355A true FR1336355A (en) 1963-08-30

Family

ID=8783693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR904724A Expired FR1336355A (en) 1962-07-21 1962-07-21 Electric pulse amplitude comparator device and its application to the auscultation of solid bodies by ultrasound

Country Status (1)

Country Link
FR (1) FR1336355A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427867A (en) * 1965-11-22 1969-02-18 Automation Ind Inc Ultrasonic attenuation meter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427867A (en) * 1965-11-22 1969-02-18 Automation Ind Inc Ultrasonic attenuation meter

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