FR2091933B1 - - Google Patents

Info

Publication number
FR2091933B1
FR2091933B1 FR7017880A FR7017880A FR2091933B1 FR 2091933 B1 FR2091933 B1 FR 2091933B1 FR 7017880 A FR7017880 A FR 7017880A FR 7017880 A FR7017880 A FR 7017880A FR 2091933 B1 FR2091933 B1 FR 2091933B1
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
FR7017880A
Other languages
French (fr)
Other versions
FR2091933A1 (enrdf_load_stackoverflow
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.)
Parke Davis and Co LLC
Original Assignee
Parke Davis and Co LLC
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 to GB1313534D priority Critical patent/GB1313534A/en
Application filed by Parke Davis and Co LLC filed Critical Parke Davis and Co LLC
Priority to FR7017880A priority patent/FR2091933B1/fr
Priority to DE19702023928 priority patent/DE2023928A1/de
Publication of FR2091933A1 publication Critical patent/FR2091933A1/fr
Application granted granted Critical
Publication of FR2091933B1 publication Critical patent/FR2091933B1/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
    • A61B8/02—Measuring pulse or heart rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Clinical applications
    • A61B8/0866—Clinical applications involving foetal diagnosis; pre-natal or peri-natal diagnosis of the baby
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/48—Diagnostic techniques
    • A61B8/488—Diagnostic techniques involving Doppler signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/663—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by measuring Doppler frequency shift
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/241—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect
    • G01P5/242—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect involving continuous, e.g. modulated or unmodulated, waves
    • 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
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • 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
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S15/523—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Remote Sensing (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Gynecology & Obstetrics (AREA)
  • Pregnancy & Childbirth (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR7017880A 1970-05-06 1970-05-15 Expired FR2091933B1 (enrdf_load_stackoverflow)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1313534D GB1313534A (en) 1970-05-06 1970-05-06 Electroacoustic investigation apparatus
FR7017880A FR2091933B1 (enrdf_load_stackoverflow) 1970-05-06 1970-05-15
DE19702023928 DE2023928A1 (de) 1970-05-06 1970-05-15 Vorrichtung zur Erkennung bewegter, fester oder flussiger Korper mittels Ultra schall

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB2192570 1970-05-06
FR7017880A FR2091933B1 (enrdf_load_stackoverflow) 1970-05-06 1970-05-15
DE19702023928 DE2023928A1 (de) 1970-05-06 1970-05-15 Vorrichtung zur Erkennung bewegter, fester oder flussiger Korper mittels Ultra schall

Publications (2)

Publication Number Publication Date
FR2091933A1 FR2091933A1 (enrdf_load_stackoverflow) 1971-01-21
FR2091933B1 true FR2091933B1 (enrdf_load_stackoverflow) 1974-08-09

Family

ID=27182594

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7017880A Expired FR2091933B1 (enrdf_load_stackoverflow) 1970-05-06 1970-05-15

Country Status (3)

Country Link
DE (1) DE2023928A1 (enrdf_load_stackoverflow)
FR (1) FR2091933B1 (enrdf_load_stackoverflow)
GB (1) GB1313534A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH548196A (de) * 1972-04-19 1974-04-30 Siemens Ag Nach dem ultraschall-doppler-prinzip arbeitender herzfrequenzmesser.
FR2516781B1 (fr) * 1981-11-20 1986-05-30 Cetehor Procede pour l'enregistrement de mouvements foetaux au cours de la grossesse et appareil pour la mise en oeuvre du procede
DE4000698A1 (de) * 1990-01-12 1991-07-18 Hermesmeyer Alexander C Dipl I Vorrichtung und verfahren zum erkennen der anwesenheit eines fahrzeugs mittels einer ultraschallvorrichtung
CN102538952A (zh) * 2012-01-12 2012-07-04 中国人民解放军理工大学 一种高灵敏度雷声测试电路

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL302841A (enrdf_load_stackoverflow) * 1963-01-02
GB990309A (en) * 1963-05-01 1965-04-28 Atomic Energy Authority Uk Improvements in or relating to electric circuits for matching high impedance signal sources to low impedance loads
DE1798100A1 (de) * 1968-08-22 1971-11-04 Siemens Ag Geraet fuer die Geschwindigkeitsmessung

Also Published As

Publication number Publication date
FR2091933A1 (enrdf_load_stackoverflow) 1971-01-21
DE2023928A1 (de) 1971-12-02
GB1313534A (en) 1973-04-11

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Legal Events

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