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AU2627501A - Phase detector - Google Patents

Phase detector

Info

Publication number
AU2627501A
AU2627501A AU26275/01A AU2627501A AU2627501A AU 2627501 A AU2627501 A AU 2627501A AU 26275/01 A AU26275/01 A AU 26275/01A AU 2627501 A AU2627501 A AU 2627501A AU 2627501 A AU2627501 A AU 2627501A
Authority
AU
Australia
Prior art keywords
phase detector
detector
phase
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.)
Abandoned
Application number
AU26275/01A
Inventor
Gregory P. Doten
Ronald E. Patton
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.)
Data Sciences International Inc
Original Assignee
Data Sciences International Inc
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 claimed from US09/479,268 external-priority patent/US6435037B1/en
Priority claimed from US09/478,762 external-priority patent/US6595071B1/en
Priority claimed from US09/478,486 external-priority patent/US6539316B1/en
Application filed by Data Sciences International Inc filed Critical Data Sciences International Inc
Publication of AU2627501A publication Critical patent/AU2627501A/en
Abandoned legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06Measuring blood flow
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66Measuring 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66Measuring 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
    • G01F1/667Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08Details of the phase-locked loop
    • H03L7/085Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Hematology (AREA)
  • Measuring Volume Flow (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Manipulation Of Pulses (AREA)
AU26275/01A 2000-01-06 2001-01-04 Phase detector Abandoned AU2627501A (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US09478762 2000-01-06
US09/479,268 US6435037B1 (en) 2000-01-06 2000-01-06 Multiplexed phase detector
US09479268 2000-01-06
US09478486 2000-01-06
US09/478,762 US6595071B1 (en) 2000-01-06 2000-01-06 Estimation of error angle in ultrasound flow measurement
US09/478,486 US6539316B1 (en) 2000-01-06 2000-01-06 Phase detector
PCT/US2001/000212 WO2001050144A2 (en) 2000-01-06 2001-01-04 Phase detector

Publications (1)

Publication Number Publication Date
AU2627501A true AU2627501A (en) 2001-07-16

Family

ID=27413445

Family Applications (2)

Application Number Title Priority Date Filing Date
AU27596/01A Abandoned AU2759601A (en) 2000-01-06 2001-01-04 Estimation of error angle in ultrasound flow measurement
AU26275/01A Abandoned AU2627501A (en) 2000-01-06 2001-01-04 Phase detector

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AU27596/01A Abandoned AU2759601A (en) 2000-01-06 2001-01-04 Estimation of error angle in ultrasound flow measurement

Country Status (2)

Country Link
AU (2) AU2759601A (en)
WO (2) WO2001050144A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005060366B4 (en) 2005-12-16 2019-06-19 Lantiq Beteiligungs-GmbH & Co. KG Method and apparatus for determining a phase deviation
DE102013106108A1 (en) 2013-06-12 2014-12-31 Endress + Hauser Flowtec Ag Method for determining a compensated flow and / or a compensated flow velocity, ultrasonic flow measuring device and computer program product

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2443050A1 (en) * 1978-11-29 1980-06-27 Framatome Sa DEVICE FOR MEASURING A PARAMETER RELATING TO A FLOWING FLUID IN A PIPELINE
US4312238A (en) * 1979-12-13 1982-01-26 Rey Thomas J Electro-acoustic flowmeter
US4384491A (en) * 1981-01-22 1983-05-24 Bestobell Sparling Ltd. Analog ultrasonic flowmeter
US4452090A (en) * 1982-05-17 1984-06-05 Airco, Inc. Ultrasonic flowmeter
CA1153795A (en) * 1982-06-15 1983-09-13 Gordon C. K. Tsang Digital phase/frequency locked loop
US4520319A (en) * 1982-09-30 1985-05-28 Westinghouse Electric Corp. Electronic phase detector having an output which is proportional to the phase difference between two data signals
JPS6315530A (en) * 1986-07-08 1988-01-22 Sumitomo Electric Ind Ltd Digital phase locked loop
ATE121239T1 (en) * 1989-06-15 1995-04-15 Siemens Ag CIRCUIT ARRANGEMENT FOR THE PHASE REGENERATION OF A CLOCK SIGNAL.
US5142555A (en) * 1990-11-13 1992-08-25 Dallas Semiconductor Corporation Phase detector
TW229269B (en) * 1992-09-17 1994-09-01 United Sciences Inc
KR960003645B1 (en) * 1993-08-25 1996-03-21 주식회사창민테크놀러지 Apparatus and method for measuring speed of a stream
US5502652A (en) * 1994-08-24 1996-03-26 Hoggatt; Austin C. Method and apparatus for measuring heat transfer in small diameter pipes using acoustic signals
EP0711041A1 (en) * 1994-11-03 1996-05-08 STMicroelectronics S.r.l. Phase-locked circuit
GB2312578B (en) * 1996-04-25 2000-07-05 Plessey Semiconductors Ltd Phase-locked loops
DE19617635A1 (en) * 1996-05-02 1997-11-13 Siemens Ag Phase-locked loop with differential loop filter
US5953386A (en) * 1996-06-20 1999-09-14 Lsi Logic Corporation High speed clock recovery circuit using complimentary dividers
US6390999B1 (en) * 1996-06-28 2002-05-21 Rocky Mountain Research, Inc. Method and apparatus for flow measurement with temperature and density compensation
US5970106A (en) * 1997-02-25 1999-10-19 Nec Corporation Phase locked loop having a phase/frequency comparator block

Also Published As

Publication number Publication date
WO2001049182A2 (en) 2001-07-12
AU2759601A (en) 2001-07-16
WO2001050144A3 (en) 2003-02-06
WO2001049182A3 (en) 2002-01-17
WO2001050144A2 (en) 2001-07-12

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase