NL9401767A - Radarapparaat. - Google Patents

Radarapparaat. Download PDF

Info

Publication number
NL9401767A
NL9401767A NL9401767A NL9401767A NL9401767A NL 9401767 A NL9401767 A NL 9401767A NL 9401767 A NL9401767 A NL 9401767A NL 9401767 A NL9401767 A NL 9401767A NL 9401767 A NL9401767 A NL 9401767A
Authority
NL
Netherlands
Prior art keywords
doppler
range
matrix
matrices
threshold
Prior art date
Application number
NL9401767A
Other languages
English (en)
Dutch (nl)
Inventor
Pieter Van Genderen
Wietze Jan Hendrik Meijer
Original Assignee
Hollandse Signaalapparaten Bv
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 Hollandse Signaalapparaten Bv filed Critical Hollandse Signaalapparaten Bv
Priority to NL9401767A priority Critical patent/NL9401767A/nl
Priority to AU34206/95A priority patent/AU695841B2/en
Priority to US08/542,940 priority patent/US5627545A/en
Priority to DE69532877T priority patent/DE69532877T2/de
Priority to EP95202798A priority patent/EP0709694B1/fr
Priority to CA002161073A priority patent/CA2161073C/fr
Publication of NL9401767A publication Critical patent/NL9401767A/nl

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
    • G01S13/06—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
    • G01S13/227—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency with repetitive trains of uniform pulse sequences, each sequence having a different 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

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)
NL9401767A 1994-10-25 1994-10-25 Radarapparaat. NL9401767A (nl)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL9401767A NL9401767A (nl) 1994-10-25 1994-10-25 Radarapparaat.
AU34206/95A AU695841B2 (en) 1994-10-25 1995-10-12 Radar apparatus
US08/542,940 US5627545A (en) 1994-10-25 1995-10-13 Radar apparatus
DE69532877T DE69532877T2 (de) 1994-10-25 1995-10-17 Radargerät
EP95202798A EP0709694B1 (fr) 1994-10-25 1995-10-17 Appareil radar
CA002161073A CA2161073C (fr) 1994-10-25 1995-10-20 Radar

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL9401767A NL9401767A (nl) 1994-10-25 1994-10-25 Radarapparaat.
NL9401767 1994-10-25

Publications (1)

Publication Number Publication Date
NL9401767A true NL9401767A (nl) 1996-06-03

Family

ID=19864824

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9401767A NL9401767A (nl) 1994-10-25 1994-10-25 Radarapparaat.

Country Status (6)

Country Link
US (1) US5627545A (fr)
EP (1) EP0709694B1 (fr)
AU (1) AU695841B2 (fr)
CA (1) CA2161073C (fr)
DE (1) DE69532877T2 (fr)
NL (1) NL9401767A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6571361B1 (en) * 1995-09-29 2003-05-27 Kabushiki Kaisha Toshiba Encoder and decoder
NL1020287C2 (nl) * 2002-04-02 2003-10-03 Thales Nederland Bv Werkwijze voor meerdoelendetectie, met name voor toepassing in rondzoekradars met meerbundelvorming in elevatie.
US6828929B2 (en) * 2003-01-30 2004-12-07 Raytheon Company Technique for non-coherent integration of targets with ambiguous velocities
DE102004054198B4 (de) * 2004-11-10 2007-01-18 Eads Deutschland Gmbh Verfahren zur Detektion und Entfernungsbestimmung von Zielen mittels einer HPRF-Radaranlage
IL175465A (en) 2005-10-19 2013-02-28 Elta Systems Ltd Pulse doppler coherent method and system for snr enhancement
GB0810860D0 (en) * 2008-06-13 2009-01-07 Bae Systems Plc A Process and System for Determining the Position and Velocity of an Object
JP2011145069A (ja) * 2010-01-12 2011-07-28 Furuno Electric Co Ltd 偽像低減装置、レーダ装置、偽像低減方法、および偽像低減プログラム
JP6024229B2 (ja) * 2012-06-14 2016-11-09 富士通株式会社 監視装置、監視方法、及びプログラム
US9835723B2 (en) * 2014-10-30 2017-12-05 Nxp B.V. Radar ambiguity resolving detector
US20190033438A1 (en) * 2017-07-27 2019-01-31 Acer Incorporated Distance detection device and distance detection method thereof
DE102017221120A1 (de) * 2017-11-27 2019-05-29 Zf Friedrichshafen Ag Auswerteverfahren für RADAR Messdaten eines mobilen RADAR Messsystems
EP3508869B1 (fr) * 2017-12-21 2023-10-18 The Boeing Company Système radar léger
CN112505670A (zh) * 2020-11-20 2021-03-16 广州极飞科技有限公司 雷达探测方法及相关装置
KR102412714B1 (ko) * 2020-11-30 2022-06-23 한국항공대학교산학협력단 Fmcw 레이더를 이용한 회전익기 탐지 방법 및 fmcw 레이더를 이용한 회전익기 탐지 시스템

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0260670A2 (fr) * 1986-09-17 1988-03-23 Deutsche Aerospace AG Procédé de réduction des indications de cibles fausses dans un radar Doppler à impulsions
EP0323662A1 (fr) * 1988-01-04 1989-07-12 Hollandse Signaalapparaten B.V. Dispositif d'indication de cibles mobiles
FR2632420A1 (fr) * 1987-10-16 1989-12-08 Thomson Csf Procede et dispositif de compensation de la vitesse du fouillis dans un radar doppler coherent a vitesse ambigue variable

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8100606A (nl) * 1981-02-09 1982-09-01 Hollandse Signaalapparaten Bv Impulsraderapparaat.
NL8101111A (nl) * 1981-03-09 1982-10-01 Hollandse Signaalapparaten Bv Impulsradarapparaat.
US4450446A (en) * 1981-05-29 1984-05-22 Westinghouse Electric Corp. Method and system for tracking targets in a pulse doppler radar system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0260670A2 (fr) * 1986-09-17 1988-03-23 Deutsche Aerospace AG Procédé de réduction des indications de cibles fausses dans un radar Doppler à impulsions
FR2632420A1 (fr) * 1987-10-16 1989-12-08 Thomson Csf Procede et dispositif de compensation de la vitesse du fouillis dans un radar doppler coherent a vitesse ambigue variable
EP0323662A1 (fr) * 1988-01-04 1989-07-12 Hollandse Signaalapparaten B.V. Dispositif d'indication de cibles mobiles

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
GERLACH K ET AL: "Cascaded detector for multiple high-PRF pulse Doppler radars", IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS, SEPT. 1990, USA, vol. 26, no. 5, ISSN 0018-9251, pages 754 - 767 *
ROHLING H: "Resolution of Doppler frequency and range ambiguities", NTZ ARCHIV, FEB. 1986, WEST GERMANY, vol. 8, no. 2, ISSN 0170-172X, pages 25 - 34 *
SRIDHAR REDDY N ET AL: "Time-domain estimation of unambiguous Doppler frequency in low and medium PRF radars", PROCEEDINGS OF ICASSP 83. IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING, BOSTON, MA, USA, 14-16 APRIL 1983, 1983, NEW YORK, NY, USA, IEEE, USA, pages 687 - 690 vol.2 *

Also Published As

Publication number Publication date
CA2161073C (fr) 2007-10-09
EP0709694A1 (fr) 1996-05-01
EP0709694B1 (fr) 2004-04-14
DE69532877D1 (de) 2004-05-19
AU695841B2 (en) 1998-08-27
DE69532877T2 (de) 2005-03-24
US5627545A (en) 1997-05-06
CA2161073A1 (fr) 1996-04-26
AU3420695A (en) 1996-05-09

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