DE69406479D1 - Radar zur dreidimensionalen Bilderzeugung - Google Patents

Radar zur dreidimensionalen Bilderzeugung

Info

Publication number
DE69406479D1
DE69406479D1 DE69406479T DE69406479T DE69406479D1 DE 69406479 D1 DE69406479 D1 DE 69406479D1 DE 69406479 T DE69406479 T DE 69406479T DE 69406479 T DE69406479 T DE 69406479T DE 69406479 D1 DE69406479 D1 DE 69406479D1
Authority
DE
Germany
Prior art keywords
radar
dimensional imaging
imaging
dimensional
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
DE69406479T
Other languages
English (en)
Other versions
DE69406479T2 (de
Inventor
Lawrence M Frazier
Ronald F Carlson
James B Sheffler
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.)
Raytheon Co
Original Assignee
Hughes Missile Systems Co
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 Hughes Missile Systems Co filed Critical Hughes Missile Systems Co
Application granted granted Critical
Publication of DE69406479D1 publication Critical patent/DE69406479D1/de
Publication of DE69406479T2 publication Critical patent/DE69406479T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/88Radar or analogous systems specially adapted for specific applications
    • G01S13/89Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/02Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06Systems determining position data of a target
    • G01S13/08Systems for measuring distance only
    • G01S13/32Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34Systems 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
    • G01S13/343Systems 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 sawtooth modulation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/87Combinations of radar systems, e.g. primary radar and secondary radar
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/04Display arrangements
    • G01S7/06Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/20Stereoscopic displays; Three-dimensional displays; Pseudo-three-dimensional displays
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28Details of pulse systems
    • G01S7/285Receivers
    • G01S7/292Extracting wanted echo-signals
    • G01S7/2923Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
    • G01S7/2927Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods by deriving and controlling a threshold value
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40Means for monitoring or calibrating
    • G01S7/4004Means for monitoring or calibrating of parts of a radar system
    • G01S7/4008Means for monitoring or calibrating of parts of a radar system of transmitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE69406479T 1993-03-09 1994-03-08 Radar zur dreidimensionalen Bilderzeugung Expired - Fee Related DE69406479T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/028,451 US5341141A (en) 1993-03-09 1993-03-09 Three dimensional imaging radar

Publications (2)

Publication Number Publication Date
DE69406479D1 true DE69406479D1 (de) 1997-12-04
DE69406479T2 DE69406479T2 (de) 1998-03-19

Family

ID=21843518

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69406479T Expired - Fee Related DE69406479T2 (de) 1993-03-09 1994-03-08 Radar zur dreidimensionalen Bilderzeugung

Country Status (10)

Country Link
US (1) US5341141A (de)
EP (1) EP0615137B1 (de)
JP (1) JP2625375B2 (de)
KR (1) KR970010076B1 (de)
AU (1) AU665706B2 (de)
CA (1) CA2116713C (de)
DE (1) DE69406479T2 (de)
ES (1) ES2109602T3 (de)
IL (1) IL108887A (de)
NO (1) NO308054B1 (de)

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000065917A (ja) * 1998-06-11 2000-03-03 Japan Radio Co Ltd 三次元的表示レーダ
US6882301B2 (en) * 1986-06-03 2005-04-19 Time Domain Corporation Time domain radio transmission system
JP2982616B2 (ja) * 1993-09-03 1999-11-29 三菱電機株式会社 レーダ装置
JPH07324636A (ja) * 1994-04-04 1995-12-12 Nippondenso Co Ltd スロットル弁制御装置
US5446461A (en) * 1994-04-28 1995-08-29 Hughes Missile Systems Company Concrete penetrating imaging radar
DE19531540C2 (de) * 1995-08-25 1999-05-27 Krohne Messtechnik Kg Verfahren zur Messung des Füllstandes einer Flüssigkeit
US5828332A (en) * 1996-03-11 1998-10-27 Imaging Accessories, Inc. Automatic horizontal and vertical scanning radar with terrain display
US5781146A (en) * 1996-03-11 1998-07-14 Imaging Accessories, Inc. Automatic horizontal and vertical scanning radar with terrain display
US5734347A (en) * 1996-06-10 1998-03-31 Mceligot; E. Lee Digital holographic radar
SE508294C2 (sv) * 1997-01-17 1998-09-21 Ericsson Telefon Ab L M Förfarande och anordning för styrning av en radar
US5920279A (en) * 1997-01-17 1999-07-06 Telefonaktiebolaget Lm Ericsson Procedure and system for the control of a number of radar units
US5867121A (en) * 1997-04-17 1999-02-02 Litton Systems, Inc. Radar scan converter system
US6018311A (en) * 1998-07-14 2000-01-25 Raytheon Company Noncoherent gain enhancement technique for improved detection-estimation performance
US6087982A (en) * 1999-05-27 2000-07-11 Chung-Shan Institute Of Science And Technology Radar scan converter and method of mixing image
US7016595B1 (en) * 1999-05-28 2006-03-21 Nikon Corporation Television set capable of controlling external device and image storage controlled by television set
SE517127C2 (sv) * 1999-10-12 2002-04-16 Saab Ab Metod och anordning för presentation av föremål i omgivande rymd
FR2822958B1 (fr) * 2001-03-27 2004-04-09 Thomson Csf Procede et systeme de detection, notamment radar a reseau d'emission et reception et a formation de faisceau par le calcul
CN1866277A (zh) * 2001-04-02 2006-11-22 株式会社日立制作所 存储卡
DE60231503D1 (de) * 2001-07-09 2009-04-23 Ca Minister Nat Defence Vorrichtung und verfahren zur verfolgung von flugobjekten
WO2004063141A1 (ja) * 2003-01-16 2004-07-29 Toray Fine Chemicals Co,. Ltd. 光学活性ジアシル酒石酸の回収方法
DE102004010537B4 (de) * 2004-03-04 2007-04-05 Eads Deutschland Gmbh Verfahren zur Auswertung von Radardaten zum vollautomatischen Erstellen einer Karte gestörter Gebiete
KR100641401B1 (ko) * 2004-03-31 2006-10-31 주식회사 포디컬쳐 멀티 헤드형 삼차원 레이저 스캐너 시스템 및 영상신호처리방법
US7626536B1 (en) * 2004-04-28 2009-12-01 Mark Resources, Inc. Non-scanning radar for detecting and tracking targets
US7733298B2 (en) * 2004-10-19 2010-06-08 Hewlett-Packard Development Company, L.P. Display device
JP2006208323A (ja) 2005-01-31 2006-08-10 Toshiba Corp 分散型のレーダ情報処理システム
US20060189273A1 (en) * 2005-02-18 2006-08-24 U.S. Monolithics, L.L.C. Systems, methods and devices for a ku/ka band transmitter-receiver
GB0506209D0 (en) * 2005-03-29 2005-05-04 Qinetiq Ltd Coherent frequency modulated continuous wave radar
JP2007006247A (ja) * 2005-06-24 2007-01-11 Toshiba Corp 電子機器およびチャンネル検出方法
US7692598B1 (en) 2005-10-26 2010-04-06 Niitek, Inc. Method and apparatus for transmitting and receiving time-domain radar signals
US7511656B2 (en) * 2006-02-10 2009-03-31 Raytheon Company Spotlight synthetic aperture radar (SAR) system and method for generating a SAR map in real-time using a modified polar format algorithm (PFA) approach
US20080079625A1 (en) * 2006-10-03 2008-04-03 William Weems System and method for stereoscopic anomaly detection using microwave imaging
RU2415402C1 (ru) * 2006-12-06 2011-03-27 Кирсен Текнолоджиз Корпорейшн Система и способ для обнаружения опасных объектов и веществ
US9316729B2 (en) 2007-05-25 2016-04-19 Niitek, Inc. Systems and methods for providing trigger timing
US7675454B2 (en) * 2007-09-07 2010-03-09 Niitek, Inc. System, method, and computer program product providing three-dimensional visualization of ground penetrating radar data
US8207885B2 (en) 2007-09-19 2012-06-26 Niitek, Inc. Adjustable pulse width ground penetrating radar
EP2120063A1 (de) * 2008-05-15 2009-11-18 The European Community, represented by the European Commission Radarbildgebung einer Szene im Fernfeld einer ein- oder zweidimensionalen Radaranordnung
US20100042350A1 (en) * 2008-08-12 2010-02-18 Certrite Llc Doppler radar gun certification system
ITRM20080493A1 (it) * 2008-09-16 2010-03-17 Roberto Giusto Radar-sonar ad immagini
US8026841B2 (en) * 2008-09-18 2011-09-27 Bae Systems Controls Inc. Range and azimuth resolution enhancement for real-beam radar
JP5398366B2 (ja) * 2009-06-11 2014-01-29 株式会社東芝 パルス検出装置
US8253620B2 (en) * 2009-07-23 2012-08-28 Northrop Grumman Systems Corporation Synthesized aperture three-dimensional radar imaging
US8416123B1 (en) 2010-01-06 2013-04-09 Mark Resources, Inc. Radar system for continuous tracking of multiple objects
DE102011078539A1 (de) * 2011-06-08 2012-12-13 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Erweiterung der Ausleuchtung eines Prüfobjekts
KR101072485B1 (ko) * 2011-06-24 2011-10-11 한국해양연구원 해상시설물에 설치되는 상용 레이더를 이용한 3차원 레이더 장치
KR101776703B1 (ko) * 2011-10-14 2017-09-08 한화테크윈 주식회사 레이다 센서 및 이를 이용한 물체 검출 방법
TWI432762B (zh) * 2011-12-07 2014-04-01 Ind Tech Res Inst 雷達波感測裝置及方法
KR101411571B1 (ko) * 2012-03-23 2014-06-25 삼성중공업 주식회사 모터 조속기의 동작 방법 및 이를 이용하는 장치들
US20140028494A1 (en) * 2012-07-26 2014-01-30 The Aerospace Corporation Virtual Aperture Radar
RU2510889C1 (ru) * 2012-12-20 2014-04-10 Анатолий Сергеевич Иваницкий Трехкоординатный радиолокатор
US9658319B2 (en) 2013-03-15 2017-05-23 Valentine Research, Inc. High probability of intercept radar detector
US10514441B2 (en) 2013-03-15 2019-12-24 Valentine Research, Inc. High probability of intercept radar detector
GB2513367A (en) * 2013-04-25 2014-10-29 Bae Systems Plc Improvements in and relating to sensitivity time control for radars
RU2529523C1 (ru) * 2013-06-26 2014-09-27 Открытое акционерное общество "Научно-исследовательский институт приборостроения имени В.В. Тихомирова" Способ картографирования земной поверхности бортовой радиолокационной станцией (брлс)
US10222467B2 (en) * 2015-11-10 2019-03-05 Northrop Grumman Systems Corporation Two-way coded aperture three-dimensional radar imaging
US10261179B2 (en) 2016-04-07 2019-04-16 Uhnder, Inc. Software defined automotive radar
US9846228B2 (en) 2016-04-07 2017-12-19 Uhnder, Inc. Software defined automotive radar systems
WO2017175190A1 (en) 2016-04-07 2017-10-12 Uhnder, Inc. Adaptive transmission and interference cancellation for mimo radar
WO2017187243A1 (en) 2016-04-25 2017-11-02 Uhnder, Inc. Vehicular radar sensing system utilizing high rate true random number generator
US9806914B1 (en) 2016-04-25 2017-10-31 Uhnder, Inc. Successive signal interference mitigation
US10573959B2 (en) 2016-04-25 2020-02-25 Uhnder, Inc. Vehicle radar system using shaped antenna patterns
EP3449272B1 (de) 2016-04-25 2022-11-02 Uhnder, Inc. Fahrzeugradarsystem mit einem gemeinsamen radar und kommunikationssystem, und verfahren zur verwaltung eines solchen systems in einem fahrzeug
US9945935B2 (en) 2016-04-25 2018-04-17 Uhnder, Inc. Digital frequency modulated continuous wave radar using handcrafted constant envelope modulation
US9791551B1 (en) 2016-04-25 2017-10-17 Uhnder, Inc. Vehicular radar system with self-interference cancellation
US9599702B1 (en) 2016-04-25 2017-03-21 Uhnder, Inc. On-demand multi-scan micro doppler for vehicle
US9772397B1 (en) 2016-04-25 2017-09-26 Uhnder, Inc. PMCW-PMCW interference mitigation
US9791564B1 (en) 2016-04-25 2017-10-17 Uhnder, Inc. Adaptive filtering for FMCW interference mitigation in PMCW radar systems
US9903946B2 (en) 2016-05-26 2018-02-27 RFNAV, Inc. Low cost apparatus and method for multi-modal sensor fusion with single look ghost-free 3D target association from geographically diverse sensors
US9753121B1 (en) 2016-06-20 2017-09-05 Uhnder, Inc. Power control for improved near-far performance of radar systems
US10313220B2 (en) * 2016-07-18 2019-06-04 The Boeing Company System and method for emitter detection
WO2018051288A1 (en) 2016-09-16 2018-03-22 Uhnder, Inc. Virtual radar configuration for 2d array
DE102016220075A1 (de) * 2016-10-14 2018-04-19 Audi Ag Kraftfahrzeug und Verfahren zur 360°-Umfelderfassung
CA2953984A1 (en) * 2017-01-09 2018-07-09 Oz Optics Ltd. Flexible low-cost mm-wave sfcw radar based imaging inspection system
WO2018146632A1 (en) 2017-02-10 2018-08-16 Uhnder, Inc. Radar data buffering
US11454697B2 (en) 2017-02-10 2022-09-27 Uhnder, Inc. Increasing performance of a receive pipeline of a radar with memory optimization
US10908272B2 (en) 2017-02-10 2021-02-02 Uhnder, Inc. Reduced complexity FFT-based correlation for automotive radar
US10712438B2 (en) 2017-08-15 2020-07-14 Honeywell International Inc. Radar using personal phone, tablet, PC for display and interaction
CN107797100A (zh) * 2017-10-24 2018-03-13 陕西黄河集团有限公司 超小型大功率雷达随动系统闭合回路模拟负载台
US11105890B2 (en) 2017-12-14 2021-08-31 Uhnder, Inc. Frequency modulated signal cancellation in variable power mode for radar applications
US11474225B2 (en) 2018-11-09 2022-10-18 Uhnder, Inc. Pulse digital mimo radar system
US11681017B2 (en) 2019-03-12 2023-06-20 Uhnder, Inc. Method and apparatus for mitigation of low frequency noise in radar systems
DE102019132149A1 (de) * 2019-11-27 2021-05-27 Endress+Hauser SE+Co. KG FMCW-basiertes Abstandsmessgerät
US11899126B2 (en) 2020-01-13 2024-02-13 Uhnder, Inc. Method and system for multi-chip operation of radar systems
CN112816961B (zh) * 2021-03-17 2022-03-25 中国人民解放军海军潜艇学院 一种自适应波束稳定的Ku波段相控阵水面目标检测系统
EP4099047B1 (de) * 2021-06-01 2024-01-10 Infineon Technologies AG Vorverarbeitung von radarmessdaten zur objektdetektion
GB2610389A (en) * 2021-09-01 2023-03-08 Kenneth Andrew Oswald Gordon Radar system and associated apparatus and methods
CN114265016B (zh) * 2021-12-28 2023-04-14 河北德冠隆电子科技有限公司 一种多角度调节广域雷达传感器系统及方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5224489A (en) * 1975-08-20 1977-02-23 Toyota Motor Corp Radar
US4620192A (en) * 1983-09-29 1986-10-28 Raytheon Company Continuous wave radar with ranging capability
JPS6057024A (ja) * 1984-07-12 1985-04-02 Matsushita Electric Ind Co Ltd デイスクブレ−キ
JPS6350777A (ja) * 1986-08-20 1988-03-03 Nec Corp 合成開口レ−ダ装置
JPH02259483A (ja) * 1989-03-31 1990-10-22 Toshiba Tesuko Kk パルス信号処理装置
JPH07112124B2 (ja) * 1989-05-16 1995-11-29 日本電気株式会社 アンテナ装置
JP2580781B2 (ja) * 1989-07-06 1997-02-12 日本電気株式会社 レーダービデオ高能率符号化伝送装置
JP2546010B2 (ja) * 1990-02-28 1996-10-23 日本電気株式会社 レーダビデオ圧縮装置
JPH03252581A (ja) * 1990-03-02 1991-11-11 Mitsubishi Electric Corp レーダ装置
JPH04128675A (ja) * 1990-09-20 1992-04-30 Fujitsu Ltd 3次元レーダのディスプレイ表示方式
JPH04250384A (ja) * 1991-01-28 1992-09-07 Nissan Motor Co Ltd 三次元物標識別装置
DE4123898A1 (de) * 1991-07-18 1993-01-21 Siemens Ag Dreidimensional arbeitendes radarsystem
US5122803A (en) * 1991-11-06 1992-06-16 The United States Of America As Represented By The Secretary Of The Army Moving target imaging synthetic aperture radar

Also Published As

Publication number Publication date
NO940731D0 (no) 1994-03-03
NO940731L (no) 1994-09-12
EP0615137A3 (de) 1995-01-11
KR940023259A (ko) 1994-10-22
CA2116713A1 (en) 1994-09-10
AU5753794A (en) 1994-10-06
DE69406479T2 (de) 1998-03-19
ES2109602T3 (es) 1998-01-16
NO308054B1 (no) 2000-07-10
IL108887A (en) 1997-02-18
JPH075248A (ja) 1995-01-10
US5341141A (en) 1994-08-23
EP0615137B1 (de) 1997-10-29
CA2116713C (en) 1996-05-07
JP2625375B2 (ja) 1997-07-02
EP0615137A2 (de) 1994-09-14
AU665706B2 (en) 1996-01-11
KR970010076B1 (ko) 1997-06-20

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Owner name: RAYTHEON CO., LEXINGTON, MASS., US

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