JPH0262186B2 - - Google Patents

Info

Publication number
JPH0262186B2
JPH0262186B2 JP4839885A JP4839885A JPH0262186B2 JP H0262186 B2 JPH0262186 B2 JP H0262186B2 JP 4839885 A JP4839885 A JP 4839885A JP 4839885 A JP4839885 A JP 4839885A JP H0262186 B2 JPH0262186 B2 JP H0262186B2
Authority
JP
Japan
Prior art keywords
time difference
correlation function
correlation
calculator
difference meter
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 - Lifetime
Application number
JP4839885A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61207973A (ja
Inventor
Minoru Oda
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP60048398A priority Critical patent/JPS61207973A/ja
Priority to EP86103230A priority patent/EP0194643B1/en
Priority to DE8686103230T priority patent/DE3688515T2/de
Priority to US06/838,719 priority patent/US4823293A/en
Publication of JPS61207973A publication Critical patent/JPS61207973A/ja
Publication of JPH0262186B2 publication Critical patent/JPH0262186B2/ja
Granted 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
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Measuring Phase Differences (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
JP60048398A 1985-03-13 1985-03-13 相関式時間差計 Granted JPS61207973A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP60048398A JPS61207973A (ja) 1985-03-13 1985-03-13 相関式時間差計
EP86103230A EP0194643B1 (en) 1985-03-13 1986-03-11 Correlation time-difference detector
DE8686103230T DE3688515T2 (de) 1985-03-13 1986-03-11 Korrelations-zeitdifferenz-detektor.
US06/838,719 US4823293A (en) 1985-03-13 1986-03-12 Correlation time-difference detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60048398A JPS61207973A (ja) 1985-03-13 1985-03-13 相関式時間差計

Publications (2)

Publication Number Publication Date
JPS61207973A JPS61207973A (ja) 1986-09-16
JPH0262186B2 true JPH0262186B2 (en, 2012) 1990-12-25

Family

ID=12802193

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60048398A Granted JPS61207973A (ja) 1985-03-13 1985-03-13 相関式時間差計

Country Status (4)

Country Link
US (1) US4823293A (en, 2012)
EP (1) EP0194643B1 (en, 2012)
JP (1) JPS61207973A (en, 2012)
DE (1) DE3688515T2 (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5027298A (en) * 1989-06-29 1991-06-25 Genrad, Inc. Low-dead-time interval timer
FR2655439B1 (fr) * 1989-12-01 1992-05-15 Bertin & Cie Procede et dispositif de comparaison de deux signaux analogiques variables.
GB9203911D0 (en) * 1992-02-24 1992-04-08 Emi Plc Thorn Alignment corresponding segments of a digital signal and a digital reference signal
JP3824407B2 (ja) * 1997-09-29 2006-09-20 東京エレクトロン株式会社 プロセスの終点検出方法，終点検出装置及び記録媒体、並びに化学的機械研磨装置
ES2143413B1 (es) * 1998-04-28 2000-12-16 Univ Catalunya Politecnica Un circuito correlador de 1 bit/2 niveles de alta velocidad con capacidad de autocalibracion de la funcion fringe-wash.
US6925399B2 (en) * 2001-03-30 2005-08-02 Verizon Laboratories Inc. Methods and systems for the estimation of the injection point of foreign signals in a network
JP4102375B2 (ja) * 2004-03-25 2008-06-18 松下電器産業株式会社 無線送信装置および無線受信装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818231A (en) * 1971-07-20 1974-06-18 Westinghouse Electric Corp N-16 nuclear reactor coolant flow rate measuring system
US3912915A (en) * 1973-05-01 1975-10-14 Us Air Force Doppler data processor with digital computing pulse rate filter
FR2314538A1 (fr) * 1975-06-10 1977-01-07 Thomson Csf Dispositif correlateur et systeme de mesure du retard entre deux signaux comportant un tel dispositif
WO1979001119A1 (en) * 1978-05-25 1979-12-27 Sybron Corp Peak tracking correlator
EP0026877B1 (de) * 1979-10-03 1983-10-05 Endress u. Hauser GmbH u.Co. Verfahren und Anordnung zur Korrelation von zwei Signalen
US4270180A (en) * 1979-11-09 1981-05-26 The Bendix Corporation (Electrodynamics Div) Delay line time compression correlation circuit
US4644523A (en) * 1984-03-23 1987-02-17 Sangamo Weston, Inc. System for improving signal-to-noise ratio in a direct sequence spread spectrum signal receiver
FR2562259B1 (fr) * 1984-03-28 1987-04-10 Centre Nat Rech Scient Procede et dispositif de mesure par correlation, en temps reel, de retards entre des signaux electriques se correspondant

Also Published As

Publication number Publication date
DE3688515T2 (de) 1993-09-23
EP0194643A3 (en) 1990-03-21
EP0194643B1 (en) 1993-06-02
US4823293A (en) 1989-04-18
JPS61207973A (ja) 1986-09-16
EP0194643A2 (en) 1986-09-17
DE3688515D1 (de) 1993-07-08

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