DE3650192D1 - Verfahren und Gerät zum Bestimmen von Geschwindigkeiten mittels Ultraschall-Doppler-Echographie im Inneren eines sich bewegenden Fluids. - Google Patents

Verfahren und Gerät zum Bestimmen von Geschwindigkeiten mittels Ultraschall-Doppler-Echographie im Inneren eines sich bewegenden Fluids.

Info

Publication number
DE3650192D1
DE3650192D1 DE3650192T DE3650192T DE3650192D1 DE 3650192 D1 DE3650192 D1 DE 3650192D1 DE 3650192 T DE3650192 T DE 3650192T DE 3650192 T DE3650192 T DE 3650192T DE 3650192 D1 DE3650192 D1 DE 3650192D1
Authority
DE
Germany
Prior art keywords
section
ultrasound
moving fluid
ultrasound doppler
channels
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 - Fee Related
Application number
DE3650192T
Other languages
English (en)
Other versions
DE3650192T3 (de
DE3650192T2 (de
Inventor
Yasushi Takeda
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.)
MET FLOW SA
Original Assignee
MET FLOW 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4223773&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3650192(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by MET FLOW SA filed Critical MET FLOW SA
Application granted granted Critical
Publication of DE3650192D1 publication Critical patent/DE3650192D1/de
Publication of DE3650192T2 publication Critical patent/DE3650192T2/de
Publication of DE3650192T3 publication Critical patent/DE3650192T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01P5/244—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 pulsed waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE3650192T 1985-05-09 1986-04-30 Gerät zum Bestimmen von Geschwindigkeiten mittels Ultraschall-Doppler-Echographie im Inneren eines sich bewegenden Fluids Expired - Fee Related DE3650192T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH200985 1985-05-09

Publications (3)

Publication Number Publication Date
DE3650192D1 true DE3650192D1 (de) 1995-02-16
DE3650192T2 DE3650192T2 (de) 1995-06-22
DE3650192T3 DE3650192T3 (de) 1999-08-05

Family

ID=4223773

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3650192T Expired - Fee Related DE3650192T3 (de) 1985-05-09 1986-04-30 Gerät zum Bestimmen von Geschwindigkeiten mittels Ultraschall-Doppler-Echographie im Inneren eines sich bewegenden Fluids

Country Status (5)

Country Link
US (1) US4825422A (de)
EP (1) EP0201460B2 (de)
JP (1) JPH0715483B2 (de)
AT (1) ATE116741T1 (de)
DE (1) DE3650192T3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4993418A (en) * 1989-01-26 1991-02-19 Minnesota Mining And Manufacturing Company Doppler blood flow system and method using low frequency noise signal processing
FR2646918B1 (fr) * 1989-05-12 1991-10-11 Labo Electronique Physique Dispositif de mesure de la vitesse d'ecoulements sanguins par echographie ultrasonore a cadence de mesure amelioree
US5321362A (en) * 1992-09-15 1994-06-14 Westinghouse Electric Corp. Digital filtering of EL CID data
JP3028723B2 (ja) * 1993-05-20 2000-04-04 横河電機株式会社 超音波式流体振動流量計
CN111323101B (zh) * 2020-03-24 2022-01-04 成都千嘉科技有限公司 超声波表自适应的自动标定方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3498290A (en) * 1966-04-22 1970-03-03 Robert F Shaw Pulsed doppler volumetric blood flowmeter
FR1539652A (fr) * 1967-04-07 1968-09-20 Comp Generale Electricite Débitmètre enregistreur pour vaisseau sanguin
US3550070A (en) * 1968-06-28 1970-12-22 Research Corp Fluid flowmeter
AT343265B (de) * 1973-08-16 1978-05-26 Siemens Ag Gerat fur die messung der geschwindigkeit von insbesondere in leitungen stromenden medien
US3888238A (en) * 1973-09-28 1975-06-10 Univ Stanford Ultrasonic blood vessel imaging system and method
DE2555134C2 (de) * 1975-12-08 1977-12-29 Siemens AG, 1000 Berlin und 8000 München Gerät für Strömungsmessungen nach der Ultraschall-Doppler-Methode
US4103679A (en) * 1977-03-22 1978-08-01 Biosonics, Inc. Method and apparatus for measuring blood flow noninvasively
US4324258A (en) * 1980-06-24 1982-04-13 Werner Huebscher Ultrasonic doppler flowmeters
FR2562675B1 (fr) * 1984-04-06 1989-10-13 Cgr Ultrasonic Procede de levee d'ambiguite de la mesure par effet doppler de la vitesse d'un mobile

Also Published As

Publication number Publication date
DE3650192T3 (de) 1999-08-05
ATE116741T1 (de) 1995-01-15
EP0201460B2 (de) 1998-11-04
EP0201460B1 (de) 1995-01-04
DE3650192T2 (de) 1995-06-22
JPH0715483B2 (ja) 1995-02-22
JPS61256260A (ja) 1986-11-13
EP0201460A1 (de) 1986-11-12
US4825422A (en) 1989-04-25

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee