NL8702342A - Fm-cw radarapparaat. - Google Patents

Fm-cw radarapparaat. Download PDF

Info

Publication number
NL8702342A
NL8702342A NL8702342A NL8702342A NL8702342A NL 8702342 A NL8702342 A NL 8702342A NL 8702342 A NL8702342 A NL 8702342A NL 8702342 A NL8702342 A NL 8702342A NL 8702342 A NL8702342 A NL 8702342A
Authority
NL
Netherlands
Prior art keywords
unit
signals
frequency
transmitter
mixing
Prior art date
Application number
NL8702342A
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 NL8702342A priority Critical patent/NL8702342A/nl
Priority to DE8888202046T priority patent/DE3879348T2/de
Priority to EP88202046A priority patent/EP0310172B1/de
Priority to CA000578359A priority patent/CA1320751C/en
Priority to AU22885/88A priority patent/AU603704B2/en
Priority to US07/252,244 priority patent/US4912472A/en
Priority to JP63244700A priority patent/JP2644849B2/ja
Publication of NL8702342A publication Critical patent/NL8702342A/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
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems 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
    • G01S13/343—Systems 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
NL8702342A 1987-10-01 1987-10-01 Fm-cw radarapparaat. NL8702342A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8702342A NL8702342A (nl) 1987-10-01 1987-10-01 Fm-cw radarapparaat.
DE8888202046T DE3879348T2 (de) 1987-10-01 1988-09-20 Fm-cw-radargeraet.
EP88202046A EP0310172B1 (de) 1987-10-01 1988-09-20 FM-CW-Radargerät
CA000578359A CA1320751C (en) 1987-10-01 1988-09-26 Fm-cw radar apparatus
AU22885/88A AU603704B2 (en) 1987-10-01 1988-09-28 Fm-cw radar apparatus
US07/252,244 US4912472A (en) 1987-10-01 1988-09-30 FM-CW radar apparatus
JP63244700A JP2644849B2 (ja) 1987-10-01 1988-09-30 Ｆｍ−ｃｗレーダ装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8702342A NL8702342A (nl) 1987-10-01 1987-10-01 Fm-cw radarapparaat.
NL8702342 1987-10-01

Publications (1)

Publication Number Publication Date
NL8702342A true NL8702342A (nl) 1989-05-01

Family

ID=19850687

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8702342A NL8702342A (nl) 1987-10-01 1987-10-01 Fm-cw radarapparaat.

Country Status (7)

Country Link
US (1) US4912472A (de)
EP (1) EP0310172B1 (de)
JP (1) JP2644849B2 (de)
AU (1) AU603704B2 (de)
CA (1) CA1320751C (de)
DE (1) DE3879348T2 (de)
NL (1) NL8702342A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235346B (en) * 1989-08-25 1994-01-05 Marconi Co Ltd Radar receiver
NL8902628A (nl) * 1989-10-24 1991-05-16 Hollandse Signaalapparaten Bv Fm-cw radarapparaat.
DE4117849C2 (de) * 1991-05-31 1994-05-05 Deutsche Forsch Luft Raumfahrt Verfahren zur Generierung einer Referenzfunktion für eine Impulskompression von frequenz-, phasen- und/oder amplitudenmodulierten Signalen
NL9200837A (nl) * 1992-05-12 1993-12-01 Hollandse Signaalapparaten Bv Radarapparaat.
FR2733840B1 (fr) * 1995-05-05 1997-06-06 Siemens Automotive Sa Procede de mesure de la distance et de la vitesse relatives d'un objet par rapport a un radar a ondes continues modulees en frequence de maniere periodique
US5757311A (en) * 1995-09-20 1998-05-26 The Boeing Company Delayed frequency sweep for FMCW radar
US5719580A (en) * 1996-06-06 1998-02-17 Trw Inc. Method and apparatus for digital compensation of VCO nonlinearity in a radar system
KR100426863B1 (ko) * 1999-07-15 2004-04-13 주식회사 포스코 두 개이상의 기준선로를 사용한 마이크로파 거리 측정장치
JP3606257B2 (ja) * 2001-12-25 2005-01-05 三菱電機株式会社 ドップラーレーダー装置
FR2954516B1 (fr) 2009-12-18 2012-09-21 Thales Sa Procede de detection radar, notamment pour des radars aeroportes mettant en oeuvre une fonction de detection et d'evitement d'obstacles
US8994586B1 (en) * 2013-11-27 2015-03-31 Agency For Defense Development Apparatus and method for detecting target in near field
JP7123571B2 (ja) * 2018-02-20 2022-08-23 国立大学法人茨城大学 Ｆｍｃｗレーダ装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4360812A (en) * 1967-03-16 1982-11-23 The United States Of America As Represented By The Secretary Of The Army FM-CW Fuze
US3918054A (en) * 1971-08-23 1975-11-04 Raytheon Co Time compression system adding noise to allow one bit quantization
US4042925A (en) * 1975-11-24 1977-08-16 International Telephone And Telegraph Corporation Pseudo-random code (PRC) surveilance radar
US4268828A (en) * 1979-09-19 1981-05-19 Ford Aerospace & Communications Corporation Swept frequency radar system employing phaseless averaging
US4271412A (en) * 1979-10-15 1981-06-02 Raytheon Company Range tracker utilizing spectral analysis
US4443792A (en) * 1980-08-29 1984-04-17 Coal Industry (Patents) Limited Electromagnetic position detector employing fast fourier transform analysis
US4389649A (en) * 1980-10-14 1983-06-21 The United States Army As Represented By The Secretary Of The Army Dual channel correlator for an FM-CW ranging radar
DE3107444C2 (de) * 1981-02-27 1984-01-12 Dornier System Gmbh, 7990 Friedrichshafen Hochauflösendes kohärentes Pulsradar
US4388622A (en) * 1981-04-15 1983-06-14 The United States Of America As Represented By The Secretary Of The Army Double sideband linear frequency modulation system for radar applications
US4429309A (en) * 1981-04-28 1984-01-31 Rca Corporation Tracking filter system for use with a FM/CW radar
US4568938A (en) * 1981-12-14 1986-02-04 Rockwell International Corporation Radar altimeter nearest return tracking
US4666295A (en) * 1983-03-17 1987-05-19 Hughes Aircraft Company Linear FM chirp laser
US4620192A (en) * 1983-09-29 1986-10-28 Raytheon Company Continuous wave radar with ranging capability
US4618863A (en) * 1983-09-29 1986-10-21 Raytheon Company Continuous wave radar with ranging capability
GB2172461B (en) * 1985-03-13 1989-04-19 Philips Electronic Associated Method and apparatus for measuring the range and/or radial velocity of a movingtarget

Also Published As

Publication number Publication date
EP0310172B1 (de) 1993-03-17
CA1320751C (en) 1993-07-27
DE3879348T2 (de) 1993-08-05
JPH01116475A (ja) 1989-05-09
US4912472A (en) 1990-03-27
DE3879348D1 (de) 1993-04-22
JP2644849B2 (ja) 1997-08-25
AU2288588A (en) 1989-04-06
EP0310172A1 (de) 1989-04-05
AU603704B2 (en) 1990-11-22

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A1B A search report has been drawn up
BV The patent application has lapsed