DE3850671D1 - Geschwindigkeits- und höhensensor mit geschlossener regelschleife für fm-dauerstrichradargeräte. - Google Patents

Geschwindigkeits- und höhensensor mit geschlossener regelschleife für fm-dauerstrichradargeräte.

Info

Publication number
DE3850671D1
DE3850671D1 DE3850671T DE3850671T DE3850671D1 DE 3850671 D1 DE3850671 D1 DE 3850671D1 DE 3850671 T DE3850671 T DE 3850671T DE 3850671 T DE3850671 T DE 3850671T DE 3850671 D1 DE3850671 D1 DE 3850671D1
Authority
DE
Germany
Prior art keywords
radars
radiator
permanent
speed
control loop
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 - Fee Related
Application number
DE3850671T
Other languages
English (en)
Other versions
DE3850671T2 (de
Inventor
Timothy Fosket
James Drake
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.)
BAE Systems Aerospace Inc
Original Assignee
GEC Marconi Electronic Systems 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 GEC Marconi Electronic Systems Corp filed Critical GEC Marconi Electronic Systems Corp
Application granted granted Critical
Publication of DE3850671D1 publication Critical patent/DE3850671D1/de
Publication of DE3850671T2 publication Critical patent/DE3850671T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • G01S7/4056—Means for monitoring or calibrating by simulation of echoes specially adapted to FMCW
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G01S13/342—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using sinusoidal modulation
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/882—Radar or analogous systems specially adapted for specific applications for altimeters

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE3850671T 1987-09-17 1988-05-16 Geschwindigkeits- und höhensensor mit geschlossener regelschleife für fm-dauerstrichradargeräte. Expired - Fee Related DE3850671T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/097,772 US4806935A (en) 1987-09-17 1987-09-17 Closed loop velocity/altitude sensor for FM-CW doppler radars
PCT/US1988/001670 WO1989002605A1 (en) 1987-09-17 1988-05-16 Closed loop velocity/altitude sensor for fm-cw doppler radars

Publications (2)

Publication Number Publication Date
DE3850671D1 true DE3850671D1 (de) 1994-08-18
DE3850671T2 DE3850671T2 (de) 1995-03-02

Family

ID=22265055

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3850671T Expired - Fee Related DE3850671T2 (de) 1987-09-17 1988-05-16 Geschwindigkeits- und höhensensor mit geschlossener regelschleife für fm-dauerstrichradargeräte.

Country Status (7)

Country Link
US (1) US4806935A (de)
EP (1) EP0395682B1 (de)
JP (1) JP2584506B2 (de)
CA (1) CA1290429C (de)
DE (1) DE3850671T2 (de)
IL (1) IL86704A (de)
WO (1) WO1989002605A1 (de)

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DE3821216A1 (de) * 1988-06-23 1989-12-28 Telefunken Electronic Gmbh Messsystem
DE3830992A1 (de) * 1988-09-12 1990-03-22 Messerschmitt Boelkow Blohm Radarhoehenmesser
US5014063A (en) * 1990-01-03 1991-05-07 Canadian Marconi Company Integrated altimeter and doppler velocity sensor arrangement
US5047779A (en) * 1990-08-28 1991-09-10 Honeywell Inc. Aircraft radar altimeter with multiple target tracking capability
DE4128560A1 (de) * 1991-08-28 1993-03-04 Telefunken Systemtechnik Verfahren zur bestimmung der geschwindigkeit eines sich bewegenden objektes mittels mindestens eines dopplerradarsensors und vorrichtung zum ausfuehren des verfahrens
FR2741761B1 (fr) * 1995-11-27 1998-02-13 Centre Nat Etd Spatiales Procede de reduction autonome des deuils d'acquisition et de poursuite des codes d'etalement de spectre recus en orbite
US6008754A (en) * 1996-08-15 1999-12-28 Alliedsignal Inc. On-ground radio altimeter calibration system
US5861837A (en) * 1997-03-19 1999-01-19 Northrop Grumman Corporation Poly-frequency CW doppler radar system with leakage cancellation and method
US6008742A (en) * 1997-05-21 1999-12-28 Groves; Duane Aircraft landing gear warning system
US6950056B2 (en) * 2002-05-13 2005-09-27 Honeywell International Inc. Methods and apparatus for determination of a filter center frequency
US6753806B1 (en) * 2003-06-11 2004-06-22 Honeywell International Inc. Methods and apparatus to compensate for zero Doppler returns
US7049999B1 (en) * 2005-02-16 2006-05-23 Applied Concepts, Inc. Modulation circuit for a vehicular traffic surveillance Doppler radar system
US7038614B1 (en) * 2005-02-16 2006-05-02 Applied Concepts, Inc. Vehicular traffic surveillance Doppler radar system
US7057550B1 (en) 2005-02-16 2006-06-06 Applied Concepts, Inc. System and method for calibrating a vehicular traffic surveillance Doppler radar
US7161530B2 (en) * 2005-02-22 2007-01-09 The United States Of America As Represented By The Secretary Of The Army System and method for radar calibration using antenna leakage
US7295151B2 (en) 2005-12-19 2007-11-13 Honeywell International Inc. Systems and methods for self-test of a radar altimeter
US7705773B2 (en) * 2005-12-19 2010-04-27 Honeywell International Inc. Self-calibrating a radar altimeter based on a simulated return signal
IL172864A0 (en) * 2005-12-28 2007-02-11 Camero Tech Ltd Automatic delay calibration and tracking for ultrawideband antenna array
US20110205121A1 (en) * 2005-12-28 2011-08-25 Camero-Tech Ltd. Method of determining real time location of reflecting objects and system thereof
US8044842B2 (en) 2006-08-07 2011-10-25 Honeywell International Inc. High accuracy radar altimeter using automatic calibration
CN100507599C (zh) * 2006-11-10 2009-07-01 中国科学院空间科学与应用研究中心 一种海陆兼容的卫星雷达高度计跟踪器
US7474255B2 (en) * 2006-12-05 2009-01-06 Chung Shan Institute Of Science And Technology, Armaments Bureau, M.N.D. Target tracking method of radar with frequency modulated continuous wave
DE102008062438A1 (de) * 2008-12-11 2010-06-24 Siemens Aktiengesellschaft Verfahren zum Betreiben eines Doppler-Radarsensors und Doppler-Radarsensor
GB2472623A (en) * 2009-08-12 2011-02-16 Thales Holdings Uk Plc Continuous wave radar with frequency shift keying
DE102011115309A1 (de) * 2011-09-29 2013-04-04 Infineon Technologies Ag Radarschaltung, Radarsystem und Verfahren zum Testen einer Verbindung zwischen einer Radarschaltung und einer Radarantenne in einem Fahrzeug
US9939524B2 (en) * 2015-02-04 2018-04-10 Honeywell International Inc. Systems and methods for measuring velocity with a radar altimeter
US10006991B2 (en) * 2015-02-11 2018-06-26 Honeywell International Inc. Velocity and attitude estimation using an interferometric radar altimeter
US10641885B2 (en) 2017-07-21 2020-05-05 Honeywell International Inc. Systems and methods for measuring velocity and acceleration with a radar altimeter
CN112083414B (zh) * 2020-09-18 2023-11-14 上海无线电设备研究所 一种用于雷达高度计的双频探测方法及星载设备
US11592550B2 (en) 2020-09-30 2023-02-28 Rockwell Collins, Inc. Low range altimeter active leakage cancellation

Family Cites Families (21)

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US3189899A (en) * 1958-04-30 1965-06-15 Raytheon Co Continuous wave radar systems
GB869808A (en) * 1958-12-01 1961-06-07 Marconi Wireless Telegraph Co Improvements in or relating to radar systems
GB1268634A (en) * 1968-04-11 1972-03-29 Thomas George Thorne Improvements in or relating to radio distance measuring equipment
DE1802654B2 (de) * 1968-10-11 1971-10-14 Verfahren zur kompensation des von verstaerkungsdifferenten herruehrenden peilfehlers bei mehrkanalpeilern
US3611370A (en) * 1968-11-05 1971-10-05 North American Rockwell Dual-mode radar system
US4024540A (en) * 1976-03-12 1977-05-17 Cincinnati Electronics Corporation Continuous wave FM tone ranging radar with predetection averaging
FR2344031A1 (fr) * 1976-03-12 1977-10-07 Trt Telecom Radio Electr Appareil a modulation de frequence destine a des mesures de distance de haute precision
US4041490A (en) * 1976-06-25 1977-08-09 Cubic Corporation Measurement system calibrated to be insensitive to temperature variation induced changes in internal phase shifts present in the system
US4176353A (en) * 1976-12-06 1979-11-27 Honeywell Inc. Radar altimeter tracking circuit apparatus
GB1592780A (en) * 1976-12-21 1981-07-08 Plessey Co Ltd Frequency control systems
US4107681A (en) * 1977-05-26 1978-08-15 Rockwell International Corporation Method and apparatus for automatically adjusting the resolution of a radio altimeter over its operating altitude range
FR2445535A1 (fr) * 1978-12-26 1980-07-25 Trt Telecom Radio Electr Appareil de mesure de distance a emission continue modulee en frequence avec une linearite amelioree
US4245221A (en) * 1979-04-27 1981-01-13 Rca Corporation FM-CW Radar ranging system with automatic calibration
US4241346A (en) * 1979-07-11 1980-12-23 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Pulse radar altimeters
US4357610A (en) * 1980-09-29 1982-11-02 Sperry Corporation Waveform encoded altitude sensor
US4427981A (en) * 1981-09-28 1984-01-24 The Bendix Corporation Tracking filter for radio altimeter
US4468638A (en) * 1982-02-11 1984-08-28 The Bendix Corporation Linear sweep frequency modulator for FM/CW radio altimeter
US4599618A (en) * 1982-07-26 1986-07-08 Rockwell International Corporation Nearest return tracking in an FMCW system
US4503401A (en) * 1982-08-04 1985-03-05 Allied Corporation Wideband phase locked loop tracking oscillator for radio altimeter
FR2541465B1 (fr) * 1983-02-18 1985-10-11 Thomson Csf Radar a onde continue modulee en frequence et son application a une sonde altimetrique
JPS6010271A (ja) * 1983-06-29 1985-01-19 Fuji Xerox Co Ltd 複写機用原稿搬送装置

Also Published As

Publication number Publication date
EP0395682A1 (de) 1990-11-07
IL86704A (en) 1991-12-15
US4806935A (en) 1989-02-21
JP2584506B2 (ja) 1997-02-26
JPH03501648A (ja) 1991-04-11
WO1989002605A1 (en) 1989-03-23
DE3850671T2 (de) 1995-03-02
EP0395682B1 (de) 1994-07-13
CA1290429C (en) 1991-10-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee