DE2710841A1 - Frequenzmodulator fuer abstandsmessungen mit hoher genauigkeit - Google Patents

Frequenzmodulator fuer abstandsmessungen mit hoher genauigkeit

Info

Publication number
DE2710841A1
DE2710841A1 DE19772710841 DE2710841A DE2710841A1 DE 2710841 A1 DE2710841 A1 DE 2710841A1 DE 19772710841 DE19772710841 DE 19772710841 DE 2710841 A DE2710841 A DE 2710841A DE 2710841 A1 DE2710841 A1 DE 2710841A1
Authority
DE
Germany
Prior art keywords
frequency
signal
generator
signals
modulation
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.)
Withdrawn
Application number
DE19772710841
Other languages
German (de)
English (en)
Inventor
Michel Riffiod
Raymond Strauch
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.)
Telecommunications Radioelectriques et Telephoniques SA TRT
Original Assignee
Telecommunications Radioelectriques et Telephoniques SA TRT
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 Telecommunications Radioelectriques et Telephoniques SA TRT filed Critical Telecommunications Radioelectriques et Telephoniques SA TRT
Publication of DE2710841A1 publication Critical patent/DE2710841A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean 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
    • G01S13/32—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
    • G01S13/341—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 wherein the rate of change of the transmitted frequency is adjusted to give a beat of predetermined constant frequency, e.g. by adjusting the amplitude or frequency of the frequency-modulating signal
    • 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
    • G01S13/882—Radar or analogous systems specially adapted for specific applications for altimeters

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)
DE19772710841 1976-03-12 1977-03-12 Frequenzmodulator fuer abstandsmessungen mit hoher genauigkeit Withdrawn DE2710841A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7607058A FR2344031A1 (fr) 1976-03-12 1976-03-12 Appareil a modulation de frequence destine a des mesures de distance de haute precision

Publications (1)

Publication Number Publication Date
DE2710841A1 true DE2710841A1 (de) 1977-09-15

Family

ID=9170303

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772710841 Withdrawn DE2710841A1 (de) 1976-03-12 1977-03-12 Frequenzmodulator fuer abstandsmessungen mit hoher genauigkeit

Country Status (5)

Country Link
US (1) US4107679A (enExample)
JP (1) JPS52129458A (enExample)
DE (1) DE2710841A1 (enExample)
FR (1) FR2344031A1 (enExample)
GB (1) GB1535675A (enExample)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2951143A1 (de) * 1978-12-26 1980-07-24 Philips Nv Fm-cw-radarabstandsmessgeraet
FR2521368A1 (fr) * 1982-02-11 1983-08-12 Bendix Corp Modulateur de frequence lineaire pour un radio-altimetre a onde entretenue modulee en frequence
DE3342057A1 (de) * 1983-11-22 1985-05-30 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Regelung der linearitaet
DE3935829A1 (de) * 1989-10-27 1991-05-02 Telefunken Systemtechnik Linearisierungsregelkreis
DE4104792A1 (de) * 1991-02-16 1992-08-20 Bosch Gmbh Robert Fmcw-radarsystem mit linearer frequenzmodulation
WO1998038524A1 (de) * 1997-02-28 1998-09-03 Siemens Aktiengesellschaft Verfahren zum betrieb eines sensorsystems und sensorsystem
DE19722180A1 (de) * 1997-05-27 1998-12-03 Siemens Ag Meßanordnung und Verfahren zur Verbesserung von Meßanordnungen
DE19734713A1 (de) * 1997-08-11 1999-02-18 Mikrowellen Technologie Und Se Radar-Entfernungsmeßeinrichtung
US6052080A (en) * 1995-09-07 2000-04-18 Siemens Aktiengesellschaft Rangefinder
US6255984B1 (en) 1997-02-28 2001-07-03 Siemens Aktiengesellschaft Sensor system

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200871A (en) * 1977-06-29 1980-04-29 Sperry Corporation Acquisition system for continuous-wave frequency modulation object detector
FR2425764A1 (fr) * 1978-05-11 1979-12-07 Trt Telecom Radio Electr Dispositif pour engendrer un signal module en frequence et appareil radioaltimetrique comportant un tel dispositif
FR2477283A1 (fr) * 1980-03-03 1981-09-04 Trt Telecom Radio Electr Dispositif de radar destine notamment a mesurer par rapport a lui la vitesse v d'un objet
FR2502340A1 (fr) * 1981-03-18 1982-09-24 Trt Telecom Radio Electr Dispositif de radar destine notamment a mesurer par rapport a lui la vitesse v d'un objet
CA1341378C (en) * 1984-07-16 2002-07-23 Richard W. Burrier Apparatus and method for frequency modulation
US4568938A (en) * 1981-12-14 1986-02-04 Rockwell International Corporation Radar altimeter nearest return tracking
US4599618A (en) * 1982-07-26 1986-07-08 Rockwell International Corporation Nearest return tracking in an FMCW system
FR2600778B1 (fr) * 1986-06-27 1988-09-02 Trt Telecom Radio Electr Dispositif radar pour mesurer la distance qui le separe d'une surface
US4806935A (en) * 1987-09-17 1989-02-21 Fosket Timothy G Closed loop velocity/altitude sensor for FM-CW doppler radars
US5115247A (en) * 1988-02-16 1992-05-19 Honeywell Inc. Frequency modulated, phase coded radar
US5081461A (en) * 1990-04-30 1992-01-14 Raytheon Company Correlation detector for FM signals
KR100426862B1 (ko) * 1999-07-15 2004-04-13 주식회사 포스코 전압조정 오실레이터의 주파수 선형성 개선방법
JP2003294835A (ja) * 2002-04-01 2003-10-15 Murata Mfg Co Ltd レーダ
DE10314557A1 (de) * 2003-03-31 2004-10-28 Siemens Ag Kompakter Mikrowellen-Anstandsensor mit geringer Leistungsaufnahme durch Leistungsmessung an einem stimulierten Empfangsoszillator
US7333051B2 (en) * 2004-11-19 2008-02-19 Lockheed Martin Corporation Methods and devices for determining the linearity of signals
JP4407769B2 (ja) * 2006-12-11 2010-02-03 株式会社村田製作所 レーダ装置
JP2010237172A (ja) * 2009-03-31 2010-10-21 Toshiba Corp Ｆｍｃｗ信号生成回路
US8378879B2 (en) * 2009-06-18 2013-02-19 The Johns Hopkins University Apparatus and methods for remote detection of physiological changes
US8098193B2 (en) * 2009-11-05 2012-01-17 Honeywell International Inc. Digitally controlled UWB millimeter wave radar
JP6381656B2 (ja) 2014-10-03 2018-08-29 三菱電機株式会社 信号生成回路
CN104267385B (zh) * 2014-10-16 2016-09-21 中国科学院电子学研究所 具有预失真功能的线性调频信号发生器
JP7301766B2 (ja) * 2020-03-04 2023-07-03 株式会社東芝 位相補正装置、測距装置及び位相変動検出装置
JP7301771B2 (ja) * 2020-03-19 2023-07-03 株式会社東芝 位相補正装置、測距装置及び位相変動検出装置
EP3982148B1 (en) * 2020-10-06 2025-06-11 Rohde & Schwarz GmbH & Co. KG Radar target simulator with continuous distance emulation and corresponding simulation method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3229286A (en) * 1963-01-28 1966-01-11 Samuel James Fm cw distance measuring system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2779018A (en) * 1949-07-07 1957-01-22 Onera (Off Nat Aerospatiale) Electro-magnetic distance measuring device
JPS4811642B1 (enExample) * 1966-11-19 1973-04-14
FR1557670A (enExample) * 1967-09-11 1969-02-21
JPS5197316A (en) * 1975-02-24 1976-08-26 Eiseitsushinniokeru shuhasudokihoshiki

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3229286A (en) * 1963-01-28 1966-01-11 Samuel James Fm cw distance measuring system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IEEE Trans., Vol. AES-9, No.5, Sept. 1973, S.670-678 *

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2951143A1 (de) * 1978-12-26 1980-07-24 Philips Nv Fm-cw-radarabstandsmessgeraet
FR2521368A1 (fr) * 1982-02-11 1983-08-12 Bendix Corp Modulateur de frequence lineaire pour un radio-altimetre a onde entretenue modulee en frequence
DE3342057A1 (de) * 1983-11-22 1985-05-30 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Regelung der linearitaet
DE3935829A1 (de) * 1989-10-27 1991-05-02 Telefunken Systemtechnik Linearisierungsregelkreis
DE4104792A1 (de) * 1991-02-16 1992-08-20 Bosch Gmbh Robert Fmcw-radarsystem mit linearer frequenzmodulation
US5252981A (en) * 1991-02-16 1993-10-12 Robert Bosch Gmbh FMCW radar system with linear frequency modulation
US6052080A (en) * 1995-09-07 2000-04-18 Siemens Aktiengesellschaft Rangefinder
WO1998038524A1 (de) * 1997-02-28 1998-09-03 Siemens Aktiengesellschaft Verfahren zum betrieb eines sensorsystems und sensorsystem
US6255984B1 (en) 1997-02-28 2001-07-03 Siemens Aktiengesellschaft Sensor system
US6278398B1 (en) 1997-02-28 2001-08-21 Siemens Aktiengesellschaft Sensor system operating method and a sensor system
DE19722180C2 (de) * 1997-05-27 1999-07-01 Siemens Ag Anordnung und Verfahren zur Abstands- oder Geschwindigkeitsmessung
DE19722180A1 (de) * 1997-05-27 1998-12-03 Siemens Ag Meßanordnung und Verfahren zur Verbesserung von Meßanordnungen
DE19734713A1 (de) * 1997-08-11 1999-02-18 Mikrowellen Technologie Und Se Radar-Entfernungsmeßeinrichtung

Also Published As

Publication number Publication date
FR2344031B1 (enExample) 1978-08-25
US4107679A (en) 1978-08-15
GB1535675A (en) 1978-12-13
FR2344031A1 (fr) 1977-10-07
JPS52129458A (en) 1977-10-29

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: MEIER, F., DIPL.-ING., PAT.-ANW., 2000 HAMBURG

8130 Withdrawal