NO985154L - Radar/sonar system - Google Patents

Radar/sonar system

Info

Publication number
NO985154L
NO985154L NO985154A NO985154A NO985154L NO 985154 L NO985154 L NO 985154L NO 985154 A NO985154 A NO 985154A NO 985154 A NO985154 A NO 985154A NO 985154 L NO985154 L NO 985154L
Authority
NO
Norway
Prior art keywords
pulses
sub
doppler
correlations
series
Prior art date
Application number
NO985154A
Other languages
English (en)
Norwegian (no)
Other versions
NO985154D0 (no
Inventor
Jr Grealie A Andrews
Original Assignee
Jr Grealie A Andrews
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
Priority claimed from US08/796,749 external-priority patent/US5808580A/en
Application filed by Jr Grealie A Andrews filed Critical Jr Grealie A Andrews
Publication of NO985154D0 publication Critical patent/NO985154D0/no
Publication of NO985154L publication Critical patent/NO985154L/no

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
    • G01S13/581—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets
    • G01S13/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets adapted for simultaneous range and velocity measurements
    • 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
    • G01S13/9021—SAR image post-processing techniques
    • G01S13/9029—SAR image post-processing techniques specially adapted for moving target detection within a single SAR image or within multiple SAR images taken at the same time
    • 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
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/20—Systems for measuring distance only using transmission of interrupted, pulse modulated waves whereby multiple time-around echoes are used or eliminated
    • 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
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/22—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency
    • 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
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/24—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using frequency agility of carrier wave
    • 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
    • G01S15/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets
    • G01S15/584—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets with measures taken for suppressing velocity ambiguities, i.e. anti-aliasing
    • 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
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8902—Side-looking sonar
    • G01S15/8904—Side-looking sonar using synthetic aperture techniques

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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NO985154A 1996-05-08 1998-11-05 Radar/sonar system NO985154L (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US1677996P 1996-05-08 1996-05-08
US08/796,749 US5808580A (en) 1997-02-06 1997-02-06 Radar/sonar system concept for extended range-doppler coverage
PCT/US1997/006807 WO1997042520A1 (en) 1996-05-08 1997-04-30 Radar/sonar system concept for extended range-doppler coverage

Publications (2)

Publication Number Publication Date
NO985154D0 NO985154D0 (no) 1998-11-05
NO985154L true NO985154L (no) 1998-12-23

Family

ID=26689055

Family Applications (1)

Application Number Title Priority Date Filing Date
NO985154A NO985154L (no) 1996-05-08 1998-11-05 Radar/sonar system

Country Status (7)

Country Link
EP (1) EP0897544A4 (de)
JP (1) JP2000509811A (de)
AU (1) AU712338B2 (de)
CA (1) CA2253235A1 (de)
IL (1) IL126925A0 (de)
NO (1) NO985154L (de)
WO (1) WO1997042520A1 (de)

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* Cited by examiner, † Cited by third party
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US6020843A (en) * 1999-03-30 2000-02-01 Raytheon Company Technique for implementing very large pulse compression biphase codes
EP1788459B1 (de) * 2003-07-07 2010-03-10 Mitsubishi Electric Information Technology Centre Europe B.V. Verzögerungszeitdiskriminator
DE102008040248A1 (de) 2008-07-08 2010-01-14 Robert Bosch Gmbh Verfahren und Vorrichtung zum Bestimmen einer Geschwindigkeit eines Objekts
US8416641B2 (en) * 2010-04-28 2013-04-09 Semiconductor Components Industries, Llc Acoustic distance measurement system having cross talk immunity
US8698670B2 (en) * 2011-06-01 2014-04-15 Panasonic Corporation High speed high resolution wide range low power analog correlator and radar sensor
US8576116B2 (en) * 2011-10-20 2013-11-05 Panasonic Corporation High speed high resolution wide range low power analog correlator and radar sensor
EP3508878A1 (de) * 2012-03-19 2019-07-10 Panasonic Corporation Radarvorrichtung
EP2842384A4 (de) 2012-04-26 2015-12-16 Propagation Res Associates Inc Verfahren und system zur verwendung orthogonaler raumprojektionen zur interferenzminderung
US9482744B1 (en) 2014-01-23 2016-11-01 Lockheed Martin Corporation Staggered pulse repetition frequency doppler processing
KR101634455B1 (ko) * 2014-05-23 2016-07-11 중앙대학교 산학협력단 선형 주파수 변조 신호와 잡음 신호를 이용한 레이더 및 이의 제어 방법
RU2570430C1 (ru) * 2014-10-13 2015-12-10 Акционерное Общество "Концерн "Океанприбор" Способ классификации шумящих объектов
US10571224B2 (en) 2015-05-04 2020-02-25 Propagation Research Associates, Inc. Systems, methods and computer-readable media for improving platform guidance or navigation using uniquely coded signals
DE102015119650A1 (de) * 2015-11-13 2017-05-18 Valeo Schalter Und Sensoren Gmbh Verfahren zum Validieren von zumindest einer Zieldetektion eines Zielobjektes, Recheneinrichtung, Fahrerassistenzsystem sowie Kraftfahrzeug
DE102017205649B3 (de) 2017-04-03 2018-03-22 Deutsches Zentrum für Luft- und Raumfahrt e.V. Verfahren und Vorrichtung zur rechnergestützten Verarbeitung von SAR-Rohdaten
CN109597060B (zh) * 2018-12-07 2021-06-25 北京敏视达雷达有限公司 一种雷达测速方法及装置
US11018705B1 (en) 2020-07-17 2021-05-25 Propagation Research Associates, Inc. Interference mitigation, target detection, location and measurement using separable waveforms transmitted from spatially separated antennas
CN112014833B (zh) * 2020-09-04 2023-11-14 上海无线电设备研究所 一种高速目标时频域探测方法
CN115097429B (zh) * 2022-06-29 2025-08-15 中国电子科技集团公司第十四研究所 基于clean算法的被动声呐目标检测与航迹回溯方法
CN121559521B (zh) * 2026-01-23 2026-03-20 上海迈波科技有限公司 一种异地同步的合成孔径声呐集群声兼容方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5347281A (en) * 1976-07-23 1994-09-13 The United States Of America As Represented By The Secretary Of The Navy Frequency-coded monopulse MTI
US4328495A (en) * 1980-04-28 1982-05-04 Honeywell Inc. Unambiguous doppler radar
US4353067A (en) * 1980-08-29 1982-10-05 Westinghouse Electric Corp. Method of reducing side lobes of complementary coded pulses in a coherent pulse compression doppler radar receiving system
US4566010A (en) * 1982-04-28 1986-01-21 Raytheon Company Processing arrangement for pulse compression radar
US5555532A (en) * 1984-05-23 1996-09-10 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for target imaging with sidelooking sonar
US4933914A (en) * 1987-01-15 1990-06-12 Hughes Aircraft Company Channel adaptive active sonar
US5173706A (en) * 1991-04-16 1992-12-22 General Electric Company Radar processor with range sidelobe reduction following doppler filtering
DE4132240A1 (de) * 1991-09-27 1993-04-01 Telefunken Systemtechnik Verfahren zur signalverarbeitung fuer eine radaranlage

Also Published As

Publication number Publication date
CA2253235A1 (en) 1997-11-13
WO1997042520A1 (en) 1997-11-13
EP0897544A4 (de) 2000-05-24
IL126925A0 (en) 1999-09-22
NO985154D0 (no) 1998-11-05
EP0897544A1 (de) 1999-02-24
AU712338B2 (en) 1999-11-04
JP2000509811A (ja) 2000-08-02
AU3203497A (en) 1997-11-26

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Legal Events

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