JPS6249590B2 - - Google Patents

Info

Publication number
JPS6249590B2
JPS6249590B2 JP52158558A JP15855877A JPS6249590B2 JP S6249590 B2 JPS6249590 B2 JP S6249590B2 JP 52158558 A JP52158558 A JP 52158558A JP 15855877 A JP15855877 A JP 15855877A JP S6249590 B2 JPS6249590 B2 JP S6249590B2
Authority
JP
Japan
Prior art keywords
radar
pulse
aircraft
time
acceleration
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
JP52158558A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5385192A (en
Inventor
Suroosubii Nazan
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
Raytheon 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 Raytheon Co filed Critical Raytheon Co
Publication of JPS5385192A publication Critical patent/JPS5385192A/ja
Publication of JPS6249590B2 publication Critical patent/JPS6249590B2/ja
Granted 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
    • 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
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • G01S13/904—SAR modes
    • G01S13/9041—Squint mode

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)
JP15855877A 1977-01-03 1977-12-27 Aircraft coherent pulse doppler radar system Granted JPS5385192A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/756,455 US4084158A (en) 1977-01-03 1977-01-03 Method of operating synthetic aperture radar

Publications (2)

Publication Number Publication Date
JPS5385192A JPS5385192A (en) 1978-07-27
JPS6249590B2 true JPS6249590B2 (US07935154-20110503-C00006.png) 1987-10-20

Family

ID=25043566

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15855877A Granted JPS5385192A (en) 1977-01-03 1977-12-27 Aircraft coherent pulse doppler radar system

Country Status (7)

Country Link
US (1) US4084158A (US07935154-20110503-C00006.png)
JP (1) JPS5385192A (US07935154-20110503-C00006.png)
CA (1) CA1083695A (US07935154-20110503-C00006.png)
DE (1) DE2800074A1 (US07935154-20110503-C00006.png)
FR (1) FR2376420A1 (US07935154-20110503-C00006.png)
GB (1) GB1540950A (US07935154-20110503-C00006.png)
IT (1) IT1103462B (US07935154-20110503-C00006.png)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132989A (en) * 1977-10-18 1979-01-02 Nasa Azimuth correlator for real-time synthetic aperture radar image processing
US4268828A (en) * 1979-09-19 1981-05-19 Ford Aerospace & Communications Corporation Swept frequency radar system employing phaseless averaging
US5172118A (en) * 1980-12-29 1992-12-15 Raytheon Company All weather tactical strike system (AWISS) and method of operation
US4546355A (en) * 1982-06-17 1985-10-08 Grumman Aerospace Corporation Range/azimuth/elevation ship imaging for ordnance control
US4564839A (en) * 1982-09-14 1986-01-14 The United States Of America As Represented By The Secretary Of The Air Force Feature referenced error correction apparatus
US4771287A (en) * 1983-06-23 1988-09-13 Westinghouse Electric Corp. Method of correcting for errors in radar imaging
US4611208A (en) * 1983-10-04 1986-09-09 The United States Of America As Represented By The Secretary Of The Air Force Means for aligning elevation beam pattern along an isodop in synthetic aperture mapping radar
JPH0646405B2 (ja) * 1984-09-07 1994-06-15 株式会社日立製作所 合成開口レ−ダ画像再生処理方法
US4617567A (en) * 1984-09-28 1986-10-14 The Boeing Company Automatic motion compensation for residual motion in a synthetic aperture radar system
US4706089A (en) * 1986-03-24 1987-11-10 United Technologies Corporation Synthetic aperture radar focusing
US4724418A (en) * 1986-03-24 1988-02-09 United Technologies Corporation Synthetic aperture radar focusing
US4706088A (en) * 1986-03-24 1987-11-10 United Technologies Corporation Synthetic aperture radar focusing
DE3712065C1 (de) * 1987-04-09 1988-09-22 Dornier System Gmbh Verfahren zur topografischen Kartierung
GB8714746D0 (en) * 1987-06-24 1987-07-29 Secr Defence Synthetic aperture radar
US4851848A (en) * 1988-02-01 1989-07-25 The United States Of America As Represented By The Secretary Of The Navy Frequency agile synthetic aperture radar
US5029307A (en) * 1988-03-30 1991-07-02 Director General, Agency Of Industrial Science And Technology Synthetic aperture radar apparatus
US5160931A (en) * 1991-09-19 1992-11-03 Environmental Research Institute Of Michigan Interferometric synthetic aperture detection of sparse non-surface objects
US5189424A (en) * 1991-09-19 1993-02-23 Environmental Research Institute Of Michigan Three dimensional interferometric synthetic aperture radar terrain mapping employing altitude measurement and second order correction
US5170171A (en) * 1991-09-19 1992-12-08 Environmental Research Institute Of Michigan Three dimensional interferometric synthetic aperture radar terrain mapping employing altitude measurement
US5424742A (en) * 1992-12-31 1995-06-13 Raytheon Company Synthetic aperture radar guidance system and method of operating same
US5430445A (en) * 1992-12-31 1995-07-04 Raytheon Company Synthetic aperture radar guidance system and method of operating same
US5442364A (en) * 1993-07-22 1995-08-15 The United States Of America As Represented By The Secretary Of The Navy Alignment and beam spreading for ground radial airborne radar
ATE516512T1 (de) * 2003-05-21 2011-07-15 Astrium Ltd Verbesserungen in bezug auf eine abbildungsvorrichtung und verfahren
US8129684B2 (en) * 2005-03-22 2012-03-06 Coherent, Inc. Detection of hidden objects by terahertz heterodyne laser imaging
US7345279B2 (en) * 2005-09-20 2008-03-18 Coherent, Inc. Identification of hidden objects by terahertz heterodyne laser imaging
US20070257194A1 (en) * 2005-03-22 2007-11-08 Mueller Eric R Terahertz heterodyne tomographic imaging system
US7378658B2 (en) * 2005-09-20 2008-05-27 Coherent, Inc. Security portal with THz trans-receiver
US7277042B1 (en) * 2006-05-12 2007-10-02 Raytheon Company Compensation of flight path deviation for spotlight SAR
US8144051B2 (en) * 2008-09-05 2012-03-27 Raytheon Company Adaptive sidelobe blanking for motion compensation
WO2012000074A1 (en) * 2010-06-28 2012-01-05 Institut National D'optique Method and apparatus for compensating for a parameter change in a synthetic aperture imaging system
CN101943753B (zh) * 2010-07-29 2012-06-13 西安空间无线电技术研究所 一种微波雷达波束中心向速度的测量方法
US8559894B2 (en) * 2011-09-01 2013-10-15 Baron Services, Inc. Klystron transmitter
CN105403887B (zh) * 2015-12-25 2017-07-28 西安电子工程研究所 基于ins的机载sar实时运动补偿方法
US10613212B2 (en) 2017-08-14 2020-04-07 Oculii Corp. Systems and methods for doppler-enhanced radar tracking
US10564277B2 (en) 2018-01-30 2020-02-18 Oculii Corp. Systems and methods for interpolated virtual aperature radar tracking
US11047974B1 (en) 2019-12-13 2021-06-29 Oculii Corp. Systems and methods for virtual doppler and/or aperture enhancement
US11994578B2 (en) 2019-12-13 2024-05-28 Oculli Corp. Systems and methods for virtual doppler and/or aperture enhancement
US11041940B1 (en) 2019-12-20 2021-06-22 Oculii Corp. Systems and methods for phase-modulated radar detection
US11280879B2 (en) 2020-06-16 2022-03-22 Oculii Corp. System and method for radar interference mitigation
US11841420B2 (en) 2020-11-16 2023-12-12 Oculii Corp. System and method for radar-based localization and/or mapping
US11561299B1 (en) 2022-06-03 2023-01-24 Oculii Corp. System and method for multi-waveform radar tracking

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3341847A (en) * 1966-05-24 1967-09-12 North American Aviation Inc Platform motion compensation of a coherent mti system
US3737900A (en) * 1967-09-25 1973-06-05 Rockwell International Corp Digital doppler processor
US3768096A (en) * 1968-09-30 1973-10-23 North American Rockwell Focusing control of synthetic aperture processing for sidelooking radar
US4034370A (en) * 1972-08-23 1977-07-05 Westinghouse Electric Corporation Second order motion compensator for high resolution radar
US3787848A (en) * 1972-08-28 1974-01-22 Hughes Aircraft Co System for discriminating between high and low speed targets
US3987285A (en) * 1973-05-04 1976-10-19 Rca Corporation Digital matched filtering using a step transform process
FR2315703A1 (fr) * 1975-06-24 1977-01-21 Thomson Csf Systeme radar a vision laterale

Also Published As

Publication number Publication date
JPS5385192A (en) 1978-07-27
FR2376420B1 (US07935154-20110503-C00006.png) 1984-03-23
GB1540950A (en) 1979-02-21
US4084158A (en) 1978-04-11
IT7847507A0 (it) 1978-01-02
DE2800074A1 (de) 1978-08-17
FR2376420A1 (fr) 1978-07-28
IT1103462B (it) 1985-10-14
CA1083695A (en) 1980-08-12
DE2800074C2 (US07935154-20110503-C00006.png) 1988-03-10

Similar Documents

Publication Publication Date Title
JPS6249590B2 (US07935154-20110503-C00006.png)
US4034370A (en) Second order motion compensator for high resolution radar
US4134113A (en) Monopulse motion compensation for a synthetic aperture radar
Kingsley et al. Understanding radar systems
US7375675B2 (en) Method and system for multiple target class data recording, processing and display for over-the-horizon radar
US4546354A (en) Range/azimuth ship imaging for ordnance control
US4546355A (en) Range/azimuth/elevation ship imaging for ordnance control
US4723124A (en) Extended SAR imaging capability for ship classification
US7038612B2 (en) Method for SAR processing without INS data
US4244036A (en) Electronic stabilization for displaced phase center systems
US4594593A (en) Synthetic aperture radar image processing system
US4912474A (en) Radar apparatus for realizing a radio map of a site
RU2682661C1 (ru) Способ активной обзорной моноимпульсной радиолокации с инверсным синтезированием апертуры антенны
JPH08509065A (ja) 超広帯域インパルス・レーダ信号処理装置
US5774087A (en) Apparatus for measuring moving emitter elevation and azimuth direction from doppler change measurements
KR930000138B1 (ko) Sar 수신기 내의 방위 모호성을 제어하기 위한 방법 및 장치.
Damini et al. X-band wideband experimental airborne radar for SAR, GMTI and maritime surveillance
EP0251498A2 (en) Radar
US7420504B1 (en) Method of operating a multibeam radar
US4320397A (en) Echo tracker/range finder for radars and sonars
CN110632616B (zh) 一种稀疏采样下机载逆合成孔径激光雷达微动成像方法
JP2957090B2 (ja) レーダ装置
JP2730296B2 (ja) グランドマッピングレーダ信号処理方法とその装置
JPH0262026B2 (US07935154-20110503-C00006.png)
JP2603028B2 (ja) 移動目標検出レーダ装置