DE2555694B2 - Schaltung zur festzielunterdrueckung - Google Patents

Schaltung zur festzielunterdrueckung

Info

Publication number
DE2555694B2
DE2555694B2 DE19752555694 DE2555694A DE2555694B2 DE 2555694 B2 DE2555694 B2 DE 2555694B2 DE 19752555694 DE19752555694 DE 19752555694 DE 2555694 A DE2555694 A DE 2555694A DE 2555694 B2 DE2555694 B2 DE 2555694B2
Authority
DE
Germany
Prior art keywords
signal
pair
moving
targets
feedback branch
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.)
Withdrawn
Application number
DE19752555694
Other languages
German (de)
English (en)
Other versions
DE2555694A1 (de
Inventor
Yasuhito Kunitachi Tokio Takeuchi (Japan)
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.)
Hewlett Packard Japan Inc
Original Assignee
Yokogawa Hewlett Packard Ltd
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 Yokogawa Hewlett Packard Ltd filed Critical Yokogawa Hewlett Packard Ltd
Publication of DE2555694A1 publication Critical patent/DE2555694A1/de
Publication of DE2555694B2 publication Critical patent/DE2555694B2/de
Withdrawn legal-status Critical Current

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/48—Diagnostic techniques
    • A61B8/488—Diagnostic techniques involving Doppler signals
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Hematology (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Traffic Control Systems (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE19752555694 1974-12-23 1975-12-11 Schaltung zur festzielunterdrueckung Withdrawn DE2555694B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49147873A JPS51126171A (en) 1974-12-23 1974-12-23 Detecting device of moving object

Publications (2)

Publication Number Publication Date
DE2555694A1 DE2555694A1 (de) 1976-07-01
DE2555694B2 true DE2555694B2 (de) 1977-07-28

Family

ID=15440153

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752555694 Withdrawn DE2555694B2 (de) 1974-12-23 1975-12-11 Schaltung zur festzielunterdrueckung

Country Status (5)

Country Link
US (1) US4016528A (cg-RX-API-DMAC10.html)
JP (1) JPS51126171A (cg-RX-API-DMAC10.html)
DE (1) DE2555694B2 (cg-RX-API-DMAC10.html)
FR (1) FR2296177A1 (cg-RX-API-DMAC10.html)
GB (1) GB1535745A (cg-RX-API-DMAC10.html)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4143650A (en) * 1976-10-06 1979-03-13 Hoffmann-La Roche Inc. Directional doppler ultrasound systems for biosignal acquisition and method of using the same
US4141091A (en) * 1976-12-10 1979-02-27 Pulvari Charles F Automated flush system
US4140314A (en) * 1977-07-01 1979-02-20 Amf Incorporated Bowling pin detection system
US4148481A (en) * 1977-07-01 1979-04-10 Amf Incorporated Acoustic bowling pin detection system
US4148480A (en) * 1977-07-01 1979-04-10 Amf Incorporated Microprocessor controlled acoustic bowling pin detection system
JPS576648A (en) * 1980-06-16 1982-01-13 Fujitsu Ltd Urtrasonic tomogram diagnosis apparatus
JPS58174265U (ja) * 1982-05-13 1983-11-21 大「ふね」　一美 スプレ−用吸い上げパイプ
JPH02157649A (ja) * 1988-12-09 1990-06-18 Honda Electron Co Ltd ドップラー効果を用いた探傷装置
JPH07110274B2 (ja) * 1989-07-22 1995-11-29 株式会社モリタ製作所 超音波式心拍数計測装置
US5165051A (en) * 1990-05-15 1992-11-17 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Modified fast frequency acquisition via adaptive least squares algorithm
EP0517140B1 (de) * 1991-06-07 1996-03-20 Wagner, Louise Vorrichtung zur Messung kleiner Flüssigkeits- und Partikelströme
SE502506C2 (sv) * 1994-09-12 1995-10-30 Hans Wilhelm Persson Sätt att mäta vibrationer hos ett mätobjekt
RU2127890C1 (ru) * 1997-05-29 1999-03-20 Государственное предприятие конструкторское бюро "СПЕЦВУЗАВТОМАТИКА" Способ обнаружения движущегося объекта в океане
US6259358B1 (en) 1999-11-16 2001-07-10 Paul Fjordbotten School bus safety device
US6689064B2 (en) 2001-06-22 2004-02-10 Koninklijke Philips Electronics N.V. Ultrasound clutter filter
US7817082B2 (en) * 2007-03-11 2010-10-19 Vawd Applied Science And Technology Corporation Multi frequency spectral imaging radar system and method of target classification

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3353147A (en) * 1966-03-18 1967-11-14 Jr George W Meeker Close-in target electronic cancellation device
US3422430A (en) * 1968-01-04 1969-01-14 Us Army Doppler radar with target velocity direction indicator
US3662371A (en) * 1969-11-17 1972-05-09 Minnesota Mining & Mfg Ultrasonic intrusion detection system signal processing circuit
US3781773A (en) * 1972-06-01 1973-12-25 Westinghouse Electric Corp Direction sensitive doppler processor
US3878526A (en) * 1973-06-29 1975-04-15 Panametrics Doppler signal processor using quadrature reference signals

Also Published As

Publication number Publication date
US4016528A (en) 1977-04-05
JPS51126171A (en) 1976-11-04
FR2296177A1 (fr) 1976-07-23
GB1535745A (en) 1978-12-13
FR2296177B3 (cg-RX-API-DMAC10.html) 1978-12-01
DE2555694A1 (de) 1976-07-01

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Legal Events

Date Code Title Description
8230 Patent withdrawn