NL9301552A - Radarapparaat. - Google Patents

Radarapparaat. Download PDF

Info

Publication number
NL9301552A
NL9301552A NL9301552A NL9301552A NL9301552A NL 9301552 A NL9301552 A NL 9301552A NL 9301552 A NL9301552 A NL 9301552A NL 9301552 A NL9301552 A NL 9301552A NL 9301552 A NL9301552 A NL 9301552A
Authority
NL
Netherlands
Prior art keywords
radar
doppler
threshold
per
radar apparatus
Prior art date
Application number
NL9301552A
Other languages
English (en)
Dutch (nl)
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 NL9301552A priority Critical patent/NL9301552A/nl
Priority to ZA945844A priority patent/ZA945844B/xx
Priority to CN94193317A priority patent/CN1063268C/zh
Priority to US08/605,066 priority patent/US5708437A/en
Priority to PCT/EP1994/002905 priority patent/WO1995007472A1/en
Priority to CA002170646A priority patent/CA2170646C/en
Priority to BR9407435A priority patent/BR9407435A/pt
Priority to AU76929/94A priority patent/AU683689B2/en
Priority to DE69407303T priority patent/DE69407303T2/de
Priority to JP50844195A priority patent/JP3160292B2/ja
Priority to EP94927532A priority patent/EP0717853B1/en
Priority to KR1019960700986A priority patent/KR100329449B1/ko
Priority to TR00886/94A priority patent/TR27816A/xx
Publication of NL9301552A publication Critical patent/NL9301552A/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
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/5244—Adaptive clutter cancellation
    • 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
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • 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
    • 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
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/53—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
    • 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
    • G01S2013/0236—Special technical features
    • G01S2013/0245—Radar with phased array antenna
    • G01S2013/0254—Active array antenna

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)
  • Seeds, Soups, And Other Foods (AREA)
NL9301552A 1993-09-08 1993-09-08 Radarapparaat. NL9301552A (nl)

Priority Applications (13)

Application Number Priority Date Filing Date Title
NL9301552A NL9301552A (nl) 1993-09-08 1993-09-08 Radarapparaat.
ZA945844A ZA945844B (en) 1993-09-08 1994-08-04 Radar apparatus
CN94193317A CN1063268C (zh) 1993-09-08 1994-09-01 雷达装置
US08/605,066 US5708437A (en) 1993-09-08 1994-09-01 Radar apparatus
PCT/EP1994/002905 WO1995007472A1 (en) 1993-09-08 1994-09-01 Radar apparatus
CA002170646A CA2170646C (en) 1993-09-08 1994-09-01 Radar apparatus
BR9407435A BR9407435A (pt) 1993-09-08 1994-09-01 Aparelho de radar para detectar alvos em alta velocidade
AU76929/94A AU683689B2 (en) 1993-09-08 1994-09-01 Radar apparatus
DE69407303T DE69407303T2 (de) 1993-09-08 1994-09-01 Radargerät
JP50844195A JP3160292B2 (ja) 1993-09-08 1994-09-01 レーダ装置
EP94927532A EP0717853B1 (en) 1993-09-08 1994-09-01 Radar apparatus
KR1019960700986A KR100329449B1 (ko) 1993-09-08 1994-09-01 레이더장치
TR00886/94A TR27816A (tr) 1993-09-08 1994-09-06 Füzelerin bulgulanmasi icin aygit.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL9301552A NL9301552A (nl) 1993-09-08 1993-09-08 Radarapparaat.
NL9301552 1993-09-08

Publications (1)

Publication Number Publication Date
NL9301552A true NL9301552A (nl) 1995-04-03

Family

ID=19862853

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9301552A NL9301552A (nl) 1993-09-08 1993-09-08 Radarapparaat.

Country Status (13)

Country Link
US (1) US5708437A (xx)
EP (1) EP0717853B1 (xx)
JP (1) JP3160292B2 (xx)
KR (1) KR100329449B1 (xx)
CN (1) CN1063268C (xx)
AU (1) AU683689B2 (xx)
BR (1) BR9407435A (xx)
CA (1) CA2170646C (xx)
DE (1) DE69407303T2 (xx)
NL (1) NL9301552A (xx)
TR (1) TR27816A (xx)
WO (1) WO1995007472A1 (xx)
ZA (1) ZA945844B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6903679B2 (en) 2000-08-16 2005-06-07 Raytheon Company Video amplifier for a radar receiver
DE10124865C1 (de) * 2001-05-22 2003-03-27 Eads Deutschland Gmbh Verfahren zur Schätzung der Dopplerfrequenzposition des Hauptkeulenclutters bei mehrkanaligen Pulsdopplerradarsystemen
US6433730B1 (en) * 2001-06-07 2002-08-13 The United States Of America As Represented By The Secretary Of The Navy Noise riding threshold control with immunity to signals with high pulse repetition frequencies and high duty cycles
US6859161B1 (en) 2003-09-09 2005-02-22 Lockheed Martin Corporation System for time thresholding
CN100392426C (zh) * 2005-10-20 2008-06-04 武汉大学 单通道相控阵接收信号重构及处理方法
GB2444989A (en) * 2006-12-22 2008-06-25 Plextek Ltd Electronically steered radar system for detecting and monitoring slow moving ground based targets
RU2536638C1 (ru) * 2013-07-15 2014-12-27 Андрей Владимирович Симонов Способ обнаружения хаотической последовательности импульсов
CN106338728B (zh) * 2016-10-20 2018-08-17 加特兰微电子科技(上海)有限公司 雷达系统及其控制方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0044285A2 (en) * 1980-07-16 1982-01-20 SELENIA INDUSTRIE ELETTRONICHE ASSOCIATE S.p.A. Adaptive Doppler filtering device for external clutter and ECM situations in radar equipment
EP0059998A1 (en) * 1981-03-09 1982-09-15 Hollandse Signaalapparaten B.V. Pulse radar apparatus
EP0069415A1 (en) * 1981-07-02 1983-01-12 Hollandse Signaalapparaten B.V. Moving target indicator (MTI) processing unit for radar apparatus
US4622555A (en) * 1982-09-02 1986-11-11 Motorola, Inc. Coded pulse Doppler radar with clutter-adaptive modulation and method therefore
EP0323662A1 (en) * 1988-01-04 1989-07-12 Hollandse Signaalapparaten B.V. Moving target indication unit
JPH03180792A (ja) * 1989-12-11 1991-08-06 Fujitsu Ltd レーダ信号処理方式
JPH03248077A (ja) * 1990-02-27 1991-11-06 Fujitsu Ltd レーダ信号処理方式
EP0547686A1 (en) * 1991-12-19 1993-06-23 Hollandse Signaalapparaten B.V. Radar apparatus provided with a coherent clutter map
US5225839A (en) * 1980-12-29 1993-07-06 Okurowski Frank A All weather tactical strike system (AWTSS) and method of operation

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1605245A (en) * 1973-07-24 1986-01-22 Marconi Co Ltd Phase-lock loop systems
US4271412A (en) * 1979-10-15 1981-06-02 Raytheon Company Range tracker utilizing spectral analysis
US4450446A (en) * 1981-05-29 1984-05-22 Westinghouse Electric Corp. Method and system for tracking targets in a pulse doppler radar system
FR2517069A1 (fr) * 1981-11-24 1983-05-27 Lmt Radio Professionelle Radar doppler de surveillance terrestre
NL8300178A (nl) * 1983-01-18 1984-08-16 Hollandse Signaalapparaten Bv Pulsradarapparaat.
US4600925A (en) * 1983-04-01 1986-07-15 Rockwell International Corporation Vector phase angle change distribution processor
US5231402A (en) * 1985-04-02 1993-07-27 Telefunken Systemtechnik Gmbh Method for detecting and classifying helicopters
DE3540717A1 (de) * 1985-11-16 1987-05-21 Licentia Gmbh Verfahren zur entfernungsmessung bei einem pulsradar hoher pulsfolgefrequenz
US4873718A (en) * 1987-07-16 1989-10-10 Octel Communications Corp. Feature telephone integration device
NL8801757A (nl) * 1988-07-12 1990-02-01 Hollandse Signaalapparaten Bv Doeldetektor.
US5027122A (en) * 1990-03-12 1991-06-25 Raytheon Company Method and apparatus for doppler velocity de-aliasing
IL96129A0 (en) * 1990-07-20 1991-07-18 Spectronix Ltd Method and apparatus for detecting a fire,explosion,or projectile-penetration in a monitored space
US5077558A (en) * 1990-12-14 1991-12-31 Allied-Signal Inc. Airborne wind shear detection weather radar
US5164731A (en) * 1991-06-13 1992-11-17 Westinghouse Electric Corp. Turbulence radar system
US5157403A (en) * 1991-10-04 1992-10-20 General Electric Co. Noise correction in radars for diffuse targets
US5523759A (en) * 1992-04-14 1996-06-04 Honeywell Inc. In flight doppler weather radar wind shear detection system
US5233354A (en) * 1992-11-13 1993-08-03 The United States Of America As Represented By The Secretary Of The Navy Radar target discrimination by spectrum analysis
US5594450A (en) * 1995-06-07 1997-01-14 Schober; Michael B. Radar system and method for detecting targets clutter using target intensity and angular position

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0044285A2 (en) * 1980-07-16 1982-01-20 SELENIA INDUSTRIE ELETTRONICHE ASSOCIATE S.p.A. Adaptive Doppler filtering device for external clutter and ECM situations in radar equipment
US5225839A (en) * 1980-12-29 1993-07-06 Okurowski Frank A All weather tactical strike system (AWTSS) and method of operation
EP0059998A1 (en) * 1981-03-09 1982-09-15 Hollandse Signaalapparaten B.V. Pulse radar apparatus
EP0069415A1 (en) * 1981-07-02 1983-01-12 Hollandse Signaalapparaten B.V. Moving target indicator (MTI) processing unit for radar apparatus
US4622555A (en) * 1982-09-02 1986-11-11 Motorola, Inc. Coded pulse Doppler radar with clutter-adaptive modulation and method therefore
EP0323662A1 (en) * 1988-01-04 1989-07-12 Hollandse Signaalapparaten B.V. Moving target indication unit
JPH03180792A (ja) * 1989-12-11 1991-08-06 Fujitsu Ltd レーダ信号処理方式
JPH03248077A (ja) * 1990-02-27 1991-11-06 Fujitsu Ltd レーダ信号処理方式
EP0547686A1 (en) * 1991-12-19 1993-06-23 Hollandse Signaalapparaten B.V. Radar apparatus provided with a coherent clutter map

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 15, no. 433 (P - 1271) 5 November 1991 (1991-11-05) *
PATENT ABSTRACTS OF JAPAN vol. 16, no. 42 (P - 1306) 31 January 1992 (1992-01-31) *

Also Published As

Publication number Publication date
EP0717853A1 (en) 1996-06-26
EP0717853B1 (en) 1997-12-10
DE69407303T2 (de) 1998-06-25
AU7692994A (en) 1995-03-27
CA2170646C (en) 2005-06-21
CN1130946A (zh) 1996-09-11
KR960704238A (ko) 1996-08-31
JPH09502271A (ja) 1997-03-04
BR9407435A (pt) 1996-04-09
CA2170646A1 (en) 1995-03-16
TR27816A (tr) 1995-08-29
JP3160292B2 (ja) 2001-04-25
WO1995007472A1 (en) 1995-03-16
CN1063268C (zh) 2001-03-14
AU683689B2 (en) 1997-11-20
DE69407303D1 (de) 1998-01-22
KR100329449B1 (ko) 2002-08-08
US5708437A (en) 1998-01-13
ZA945844B (en) 1995-12-13

Similar Documents

Publication Publication Date Title
US10359504B2 (en) Apparatus and method for mitigating interference in an automotive radar system
US5784026A (en) Radar detection of accelerating airborne targets
US8314732B2 (en) Adaptive radar
EP0446678B1 (en) Polystatic correlating radar
US11592520B2 (en) FMCW radar with interfering signal suppression in the time domain
US4079376A (en) Target detection system in a medium PRF pulse doppler search/track radar receiver
EP0547686A1 (en) Radar apparatus provided with a coherent clutter map
US5347282A (en) Apparatus for the observation and indentification of helicopters
CN109459731B (zh) 信号处理方法和装置、毫米波雷达
KR100742144B1 (ko) 레이더 장치
US7990308B2 (en) Mirror image target detection and recognition
NL9301552A (nl) Radarapparaat.
US7064704B2 (en) Apparatus for radar
NL9401767A (nl) Radarapparaat.
JPH0666930A (ja) レーダ装置
JP3061738B2 (ja) マルチｐｒｆ法を用いた測距装置および測距方法
US7151481B1 (en) Method for detecting targets and determining their distance via an HPRF radar system
JP3335778B2 (ja) レーダ装置
JPS6252270B2 (xx)
Noor et al. MIMO FM-CW radar using beat signal averaging method
CN117890898A (zh) 基于相位中心捷变阵列的双基地雷达加密目标探测方法
CN114442047A (zh) 一种直升机防撞雷达抑制模糊虚警的目标检测方法
Rajeswari FFT Based Implementation of LFM Active Sonar
JPH023474B2 (xx)
JPS61288183A (ja) 信号処理方式

Legal Events

Date Code Title Description
A1B A search report has been drawn up
BV The patent application has lapsed