FR2581765B1 - ELECTROMAGNETIC SHORT DISTANCE MEASUREMENT SYSTEM - Google Patents

ELECTROMAGNETIC SHORT DISTANCE MEASUREMENT SYSTEM

Info

Publication number
FR2581765B1
FR2581765B1 FR8506997A FR8506997A FR2581765B1 FR 2581765 B1 FR2581765 B1 FR 2581765B1 FR 8506997 A FR8506997 A FR 8506997A FR 8506997 A FR8506997 A FR 8506997A FR 2581765 B1 FR2581765 B1 FR 2581765B1
Authority
FR
France
Prior art keywords
measurement system
short distance
distance measurement
electromagnetic short
electromagnetic
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.)
Expired
Application number
FR8506997A
Other languages
French (fr)
Other versions
FR2581765A1 (en
Inventor
Gerard Daniel Foureaux
Michel Jacques Robert Nicolas
Lucien Vincent
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR8506997A priority Critical patent/FR2581765B1/en
Publication of FR2581765A1 publication Critical patent/FR2581765A1/en
Application granted granted Critical
Publication of FR2581765B1 publication Critical patent/FR2581765B1/en
Expired legal-status Critical Current

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
    • G01S13/345—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 triangular modulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C13/00—Proximity fuzes; Fuzes for remote detonation
    • F42C13/04—Proximity fuzes; Fuzes for remote detonation operated by radio waves
    • F42C13/045—Proximity fuzes; Fuzes for remote detonation operated by radio waves using transmission of F.M. waves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR8506997A 1985-05-09 1985-05-09 ELECTROMAGNETIC SHORT DISTANCE MEASUREMENT SYSTEM Expired FR2581765B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8506997A FR2581765B1 (en) 1985-05-09 1985-05-09 ELECTROMAGNETIC SHORT DISTANCE MEASUREMENT SYSTEM

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8506997A FR2581765B1 (en) 1985-05-09 1985-05-09 ELECTROMAGNETIC SHORT DISTANCE MEASUREMENT SYSTEM

Publications (2)

Publication Number Publication Date
FR2581765A1 FR2581765A1 (en) 1986-11-14
FR2581765B1 true FR2581765B1 (en) 1987-06-19

Family

ID=9319082

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8506997A Expired FR2581765B1 (en) 1985-05-09 1985-05-09 ELECTROMAGNETIC SHORT DISTANCE MEASUREMENT SYSTEM

Country Status (1)

Country Link
FR (1) FR2581765B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4901083A (en) * 1988-06-20 1990-02-13 Delco Electronics Corporation Near obstacle detection system
SE519095C2 (en) * 1997-02-28 2003-01-14 Saab Dynamics Ab Method and apparatus for spacing by electromagnetic waves
GB9828407D0 (en) * 1998-12-23 1999-06-09 Royal Ordnance Plc Proximity fuze

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
FR2581765A1 (en) 1986-11-14

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Legal Events

Date Code Title Description
ST Notification of lapse