IT8420891A0 - Sintetizzare un segnale stimato procedimento ed apparecchiatura per continuo da segmenti di un segnale gaussiano ottenuti mediante misurazione doppler ultrasonica su un flusso di fluido. - Google Patents

Sintetizzare un segnale stimato procedimento ed apparecchiatura per continuo da segmenti di un segnale gaussiano ottenuti mediante misurazione doppler ultrasonica su un flusso di fluido.

Info

Publication number
IT8420891A0
IT8420891A0 IT8420891A IT2089184A IT8420891A0 IT 8420891 A0 IT8420891 A0 IT 8420891A0 IT 8420891 A IT8420891 A IT 8420891A IT 2089184 A IT2089184 A IT 2089184A IT 8420891 A0 IT8420891 A0 IT 8420891A0
Authority
IT
Italy
Prior art keywords
synthesize
segments
fluid flow
ultrasonic doppler
doppler measurement
Prior art date
Application number
IT8420891A
Other languages
English (en)
Other versions
IT1173985B (it
IT8420891A1 (it
Inventor
Bjorn Atle Johan Angelsen
Kjell Kristoffersen
Original Assignee
Vingmed As
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 Vingmed As filed Critical Vingmed As
Publication of IT8420891A0 publication Critical patent/IT8420891A0/it
Publication of IT8420891A1 publication Critical patent/IT8420891A1/it
Application granted granted Critical
Publication of IT1173985B publication Critical patent/IT1173985B/it

Links

Classifications

    • 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
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/586—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
IT20891/84A 1983-05-13 1984-05-11 Procedimento ed apparecchiatura per sintetizzare un segnale stimato continuo da segmenti di un segnale gaussiano ottenuti mediante misurazione doppler ultrasonica su un flusso di fluido IT1173985B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO831719A NO831719L (no) 1983-05-13 1983-05-13 Fremgangsmaate og anordning for syntetisering av et kontinuerlig estimatsignal ut fra bruddstykker av et gaussisk signal fremkommet ved ultralyd-dopplermaaling paa en fluidumstroem

Publications (3)

Publication Number Publication Date
IT8420891A0 true IT8420891A0 (it) 1984-05-11
IT8420891A1 IT8420891A1 (it) 1985-11-11
IT1173985B IT1173985B (it) 1987-06-24

Family

ID=19887096

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20891/84A IT1173985B (it) 1983-05-13 1984-05-11 Procedimento ed apparecchiatura per sintetizzare un segnale stimato continuo da segmenti di un segnale gaussiano ottenuti mediante misurazione doppler ultrasonica su un flusso di fluido

Country Status (7)

Country Link
US (1) US4934373A (it)
JP (1) JPH0616782B2 (it)
DE (1) DE3417568A1 (it)
FR (1) FR2549957B1 (it)
GB (1) GB2142753B (it)
IT (1) IT1173985B (it)
NO (1) NO831719L (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5016641A (en) * 1989-11-13 1991-05-21 Advanced Technology Laboratories, Inc. Spectral interpolation of ultrasound Doppler signal
JP2678124B2 (ja) * 1993-01-08 1997-11-17 アロカ株式会社 超音波ドプラ診断装置
JPH06342022A (ja) * 1993-03-17 1994-12-13 Hewlett Packard Co <Hp> ゲートスペクトル分析方法
US5433206A (en) * 1994-06-29 1995-07-18 Elscint, Ltd. System and a method for simultaneous, real time ultrasound imaging of biological tissue and measuring of blood flow velocity
US5476097A (en) * 1994-10-13 1995-12-19 Advanced Technology Laboratories, Inc. Simultaneous ultrasonic imaging and Doppler display system
JP3657706B2 (ja) * 1996-09-11 2005-06-08 株式会社日立メディコ 超音波ドプラ診断装置
US5808195A (en) * 1997-05-21 1998-09-15 Ads Environmental Services Arrangement for determining liquid velocity versus depth utilizing historical data
KR100248065B1 (ko) * 1997-12-30 2000-03-15 윤종용 디지털 신호 처리장치 및 그 방법
CN101161205B (zh) * 2006-10-13 2011-07-06 深圳迈瑞生物医疗电子股份有限公司 多普勒血流声音信号抗混叠的方法及装置
US10330508B2 (en) * 2015-12-09 2019-06-25 Texas Instruments Incorporated Ultrasonic flowmeter using windowing of received signals
EP3503016B1 (en) * 2017-12-19 2021-12-22 Nokia Technologies Oy Apparatus, method and computer program for processing a piecewise-smooth signal

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4111055A (en) * 1977-10-11 1978-09-05 Del Mar Avionics Pulse echo ultrasonic system
US4182173A (en) * 1978-08-23 1980-01-08 General Electric Company Duplex ultrasonic imaging system with repetitive excitation of common transducer in doppler modality
FR2447041A1 (fr) * 1979-01-19 1980-08-14 Inst Nat Sante Rech Med Perfectionnements aux velocimetres doppler a bruit pseudo-aleatoires
US4324258A (en) * 1980-06-24 1982-04-13 Werner Huebscher Ultrasonic doppler flowmeters
US4407293A (en) * 1981-04-24 1983-10-04 Diasonics, Inc. Ultrasound imaging apparatus for providing simultaneous B-scan and Doppler data
NO150015C (no) * 1981-11-13 1984-08-08 Vingmed As Fremgangsmaate ved blodstroemhastighetsmaaling med ultralyd, kombinert med ekko-amplitudeavbildning, for undersoekelse av levende biologiske strukturer
US4441368A (en) * 1982-04-19 1984-04-10 General Electric Company Method and means for determining ultrasonic wave attenuation in tissue
NO831718L (no) * 1983-05-13 1984-11-14 Vingmed As Fremgangsmaate og apparat ved blodstroem-hastighetsmaaling med ultralyd for dannelse av todimensjonal avbildning av blodets hastighet

Also Published As

Publication number Publication date
IT1173985B (it) 1987-06-24
US4934373A (en) 1990-06-19
DE3417568C2 (it) 1993-02-11
DE3417568A1 (de) 1984-11-29
GB2142753A (en) 1985-01-23
IT8420891A1 (it) 1985-11-11
JPH0616782B2 (ja) 1994-03-09
JPS6035221A (ja) 1985-02-23
GB2142753B (en) 1986-10-29
NO831719L (no) 1984-11-14
GB8411946D0 (en) 1984-06-13
FR2549957A1 (fr) 1985-02-01
FR2549957B1 (fr) 1989-12-08

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