CA1114511A - Data processing apparatus - Google Patents

Data processing apparatus

Info

Publication number
CA1114511A
CA1114511A CA328,224A CA328224A CA1114511A CA 1114511 A CA1114511 A CA 1114511A CA 328224 A CA328224 A CA 328224A CA 1114511 A CA1114511 A CA 1114511A
Authority
CA
Canada
Prior art keywords
signals
measure
peak
correlator
tracking
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
CA328,224A
Other languages
English (en)
French (fr)
Inventor
James R. Jordan
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.)
Sybron Transition Corp
Original Assignee
Sybron Corp
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 Sybron Corp filed Critical Sybron Corp
Application granted granted Critical
Publication of CA1114511A publication Critical patent/CA1114511A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/19—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
    • G06G7/1928—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions for forming correlation integrals; for forming convolution integrals
    • G06G7/1935—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions for forming correlation integrals; for forming convolution integrals by converting at least one the input signals into a two level signal, e.g. polarity correlators
    • 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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/712—Measuring the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/15—Correlation function computation including computation of convolution operations

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Data Mining & Analysis (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Software Systems (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Algebra (AREA)
  • Fluid Mechanics (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Volume Flow (AREA)
  • Complex Calculations (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
CA328,224A 1978-05-25 1979-05-24 Data processing apparatus Expired CA1114511A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB22800/78 1978-05-25
GB2280078 1978-05-25

Publications (1)

Publication Number Publication Date
CA1114511A true CA1114511A (en) 1981-12-15

Family

ID=10185261

Family Applications (1)

Application Number Title Priority Date Filing Date
CA328,224A Expired CA1114511A (en) 1978-05-25 1979-05-24 Data processing apparatus

Country Status (8)

Country Link
EP (1) EP0019618A1 (enrdf_load_stackoverflow)
JP (1) JPS55500512A (enrdf_load_stackoverflow)
CA (1) CA1114511A (enrdf_load_stackoverflow)
DE (1) DE2952812A1 (enrdf_load_stackoverflow)
FR (1) FR2476351A1 (enrdf_load_stackoverflow)
GB (1) GB2039110B (enrdf_load_stackoverflow)
IT (1) IT7922990A0 (enrdf_load_stackoverflow)
WO (1) WO1979001119A1 (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61207973A (ja) * 1985-03-13 1986-09-16 Mitsubishi Electric Corp 相関式時間差計
US4729109A (en) * 1985-05-29 1988-03-01 University Of Illinois Method and apparatus for measuring the displacements of particle images for multiple exposure velocimetry
DE3633769A1 (de) * 1986-10-03 1988-04-14 Endress Hauser Gmbh Co Digitaler korrelator
FI87493C (fi) * 1991-12-23 1993-01-11 Kytoelae Instrumenttitehdas Foerfarande och anordning foer maetning av stroemningshastigheten av gaser och/eller storheter som kan haerledas fraon denna
GB2327761A (en) * 1997-07-28 1999-02-03 Pcme Limited Velocity measurement
RU2181501C2 (ru) * 2000-03-27 2002-04-20 Самарский государственный технический университет Устройство для определения коэффициента взаимной корреляции случайных сигналов
US7424366B2 (en) * 2005-08-27 2008-09-09 Schlumberger Technology Corporation Time-of-flight stochastic correlation measurements
US9222817B2 (en) * 2013-03-15 2015-12-29 Amphenol Thermometrics, Inc. Systems and methods for hybrid flow sensing
CN119714482B (zh) * 2024-12-26 2025-07-15 苏州安超微电子有限公司 一种用于超声波流量计量装置的首波阈值电压设定方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3982114A (en) * 1961-08-28 1976-09-21 Trw Inc. Signal processing system
FR2041579A5 (enrdf_load_stackoverflow) * 1969-04-30 1971-01-29 Thomson Csf
US3660647A (en) * 1969-12-24 1972-05-02 Us Navy Automatic signal delay tracking system
GB1398381A (en) * 1971-06-10 1975-06-18 Kent Instruments Ltd Correlators
DE2133942C3 (de) * 1971-07-02 1973-11-29 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur beruhrungslosen Messung der Geschwindigkeit eines Objektes
DE2705159A1 (de) * 1977-02-04 1978-08-17 Licentia Gmbh Verfahren zur suche des maximums einer korrelationsfunktion

Also Published As

Publication number Publication date
WO1979001119A1 (en) 1979-12-27
GB2039110B (en) 1982-11-17
DE2952812A1 (en) 1980-12-11
FR2476351A1 (fr) 1981-08-21
IT7922990A0 (it) 1979-05-25
JPS55500512A (enrdf_load_stackoverflow) 1980-08-14
GB2039110A (en) 1980-07-30
EP0019618A1 (en) 1980-12-10

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