FR2423792A1 - OMEGA SIGNAL FORMING CIRCUIT, ANSWERING MACHINE USING SUCH A CIRCUIT AND MOBILE LOCATION SYSTEM IMPLEMENTING THIS ANSWERING MACHINE - Google Patents

OMEGA SIGNAL FORMING CIRCUIT, ANSWERING MACHINE USING SUCH A CIRCUIT AND MOBILE LOCATION SYSTEM IMPLEMENTING THIS ANSWERING MACHINE

Info

Publication number
FR2423792A1
FR2423792A1 FR7811213A FR7811213A FR2423792A1 FR 2423792 A1 FR2423792 A1 FR 2423792A1 FR 7811213 A FR7811213 A FR 7811213A FR 7811213 A FR7811213 A FR 7811213A FR 2423792 A1 FR2423792 A1 FR 2423792A1
Authority
FR
France
Prior art keywords
answering machine
circuit
location system
system implementing
signal forming
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.)
Granted
Application number
FR7811213A
Other languages
French (fr)
Other versions
FR2423792B1 (en
Inventor
Jean-Claude Llorens
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.)
Centre National dEtudes Spatiales CNES
Original Assignee
Centre National dEtudes Spatiales CNES
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 Centre National dEtudes Spatiales CNES filed Critical Centre National dEtudes Spatiales CNES
Priority to FR7811213A priority Critical patent/FR2423792A1/en
Priority to GB7912621A priority patent/GB2020136B/en
Priority to DE19792915517 priority patent/DE2915517A1/en
Publication of FR2423792A1 publication Critical patent/FR2423792A1/en
Application granted granted Critical
Publication of FR2423792B1 publication Critical patent/FR2423792B1/fr
Granted 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/08—Systems for determining direction or position line
    • G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
    • G01S1/30—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being continuous waves or intermittent trains of continuous waves, the intermittency not being for the purpose of determining direction or position line and the transit times being compared by measuring the phase difference
    • G01S1/308—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being continuous waves or intermittent trains of continuous waves, the intermittency not being for the purpose of determining direction or position line and the transit times being compared by measuring the phase difference particularly adapted to Omega systems
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/48—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)

Abstract

Circuit de réception de mise en forme de signaux Omega, répondeur et système de localisation de mobiles. Le circuit de mise en forme comprend deux voies d'amplification, d'écrêtage et de filtrage travaillant sur deux fréquences Omega. Le répondeur comprend en outre un système de télémesure Le système complet comprend en outre un récepteur et un micro-ordinateur pour la conversion des coordonnées et des corrections de propagation. Application à la radio-navigation.Omega signal shaping reception circuit, answering machine and mobile tracking system. The shaping circuit includes two amplification, clipping and filtering channels working on two Omega frequencies. The transponder further includes a telemetry system. The complete system further includes a receiver and a microcomputer for coordinate conversion and propagation corrections. Application to radio navigation.

FR7811213A 1978-04-17 1978-04-17 OMEGA SIGNAL FORMING CIRCUIT, ANSWERING MACHINE USING SUCH A CIRCUIT AND MOBILE LOCATION SYSTEM IMPLEMENTING THIS ANSWERING MACHINE Granted FR2423792A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7811213A FR2423792A1 (en) 1978-04-17 1978-04-17 OMEGA SIGNAL FORMING CIRCUIT, ANSWERING MACHINE USING SUCH A CIRCUIT AND MOBILE LOCATION SYSTEM IMPLEMENTING THIS ANSWERING MACHINE
GB7912621A GB2020136B (en) 1978-04-17 1979-04-10 System for locating a moving object
DE19792915517 DE2915517A1 (en) 1978-04-17 1979-04-17 ARRANGEMENT FOR DETERMINING THE LOCATION OF A MOVABLE BODY WITH THE HELP OF OMEGA SIGNALS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7811213A FR2423792A1 (en) 1978-04-17 1978-04-17 OMEGA SIGNAL FORMING CIRCUIT, ANSWERING MACHINE USING SUCH A CIRCUIT AND MOBILE LOCATION SYSTEM IMPLEMENTING THIS ANSWERING MACHINE

Publications (2)

Publication Number Publication Date
FR2423792A1 true FR2423792A1 (en) 1979-11-16
FR2423792B1 FR2423792B1 (en) 1982-12-17

Family

ID=9207201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7811213A Granted FR2423792A1 (en) 1978-04-17 1978-04-17 OMEGA SIGNAL FORMING CIRCUIT, ANSWERING MACHINE USING SUCH A CIRCUIT AND MOBILE LOCATION SYSTEM IMPLEMENTING THIS ANSWERING MACHINE

Country Status (3)

Country Link
DE (1) DE2915517A1 (en)
FR (1) FR2423792A1 (en)
GB (1) GB2020136B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996013875A1 (en) * 1994-10-31 1996-05-09 University Corporation For Atmospheric Research Low cost telemetry receiving system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3896443A (en) * 1973-06-01 1975-07-22 Harold P Zitzow Omega navigation receiver station pair selection and lop display system
US3950752A (en) * 1973-06-01 1976-04-13 Epsco, Incorporated Navigation receiver system for synchronizing to noisy, asymmetrical signals

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3896443A (en) * 1973-06-01 1975-07-22 Harold P Zitzow Omega navigation receiver station pair selection and lop display system
US3950752A (en) * 1973-06-01 1976-04-13 Epsco, Incorporated Navigation receiver system for synchronizing to noisy, asymmetrical signals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996013875A1 (en) * 1994-10-31 1996-05-09 University Corporation For Atmospheric Research Low cost telemetry receiving system

Also Published As

Publication number Publication date
DE2915517A1 (en) 1979-10-31
FR2423792B1 (en) 1982-12-17
GB2020136A (en) 1979-11-07
GB2020136B (en) 1982-07-28

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Legal Events

Date Code Title Description
ST Notification of lapse