FR2180549B1 - - Google Patents

Info

Publication number
FR2180549B1
FR2180549B1 FR7214056A FR7214056A FR2180549B1 FR 2180549 B1 FR2180549 B1 FR 2180549B1 FR 7214056 A FR7214056 A FR 7214056A FR 7214056 A FR7214056 A FR 7214056A FR 2180549 B1 FR2180549 B1 FR 2180549B1
Authority
FR
France
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
FR7214056A
Other versions
FR2180549A1 (fr
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.)
Sercel SAS
Original Assignee
Sercel 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 Sercel SAS filed Critical Sercel SAS
Priority to FR7214056A priority Critical patent/FR2180549B1/fr
Priority to AU42045/72A priority patent/AU470966B2/en
Priority to GB2162572A priority patent/GB1371952A/en
Priority to DE2222735A priority patent/DE2222735C3/de
Priority to CA147,629A priority patent/CA983608A/en
Priority to US00275586A priority patent/US3774211A/en
Priority to SE7305643A priority patent/SE407293B/xx
Publication of FR2180549A1 publication Critical patent/FR2180549A1/fr
Application granted granted Critical
Publication of FR2180549B1 publication Critical patent/FR2180549B1/fr
Priority to SE7811530A priority patent/SE7811530L/xx
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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
FR7214056A 1972-04-20 1972-04-20 Expired FR2180549B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR7214056A FR2180549B1 (fr) 1972-04-20 1972-04-20
AU42045/72A AU470966B2 (en) 1972-04-20 1972-05-08 Method of and apparatus for providing phase corrections, in particular forthe omega radio-navigation system
DE2222735A DE2222735C3 (de) 1972-04-20 1972-05-09 System zur Übertragung von Phasenkorrekturen in einem Radionavigationssystem, insbesondere einem Differential-OMEGA-System
GB2162572A GB1371952A (en) 1972-04-20 1972-05-09 Method of and apparatus for providing phase corrections in particular for the omega radio-navigation system
CA147,629A CA983608A (en) 1972-04-20 1972-07-21 Method of and apparatus for transmitting phase corrections, in particular for the omega radio-navigation system
US00275586A US3774211A (en) 1972-04-20 1972-07-27 Method of and apparatus for transmitting phase connections, in particular for the omega radio navigation-system
SE7305643A SE407293B (sv) 1972-04-20 1973-04-19 Sett att overfora faskorrektioner i ett radionavigeringssystem och anleggning for utforande av settet
SE7811530A SE7811530L (sv) 1972-04-20 1978-11-08 Apparat for mottagning av faskorrektionssignaler fran en korrektionssignalsendare och for faskorrektion och fasdifferentiering av signaler mottagna fran navigeringssystemets ordinarie sendare av en huvudmottagare

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7214056A FR2180549B1 (fr) 1972-04-20 1972-04-20

Publications (2)

Publication Number Publication Date
FR2180549A1 FR2180549A1 (fr) 1973-11-30
FR2180549B1 true FR2180549B1 (fr) 1977-01-14

Family

ID=9097247

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7214056A Expired FR2180549B1 (fr) 1972-04-20 1972-04-20

Country Status (7)

Country Link
US (1) US3774211A (fr)
AU (1) AU470966B2 (fr)
CA (1) CA983608A (fr)
DE (1) DE2222735C3 (fr)
FR (1) FR2180549B1 (fr)
GB (1) GB1371952A (fr)
SE (2) SE407293B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035802A (en) * 1973-04-05 1977-07-12 Ove Jagermalm Method and apparatus for wind measurement
US3889264A (en) * 1973-05-21 1975-06-10 Nasa Vehicle locating system utilizing AM broadcasting station carriers
FR2236187B1 (fr) * 1973-07-03 1977-09-16 Sercel Rech Const Elect
US3890619A (en) * 1973-07-12 1975-06-17 George R Mounce Omega navigation receiver apparatus
US4680590A (en) * 1983-08-09 1987-07-14 Terrafix Limited Position finding system
US4675684A (en) * 1983-10-20 1987-06-23 John P. Ohl Distance measuring receiver system and method
FR2561050B1 (fr) * 1984-03-07 1986-09-19 Commissariat Energie Atomique Procede de surveillance des deplacements de vehicules, a partir d'une station centrale
US5510801A (en) * 1994-03-01 1996-04-23 Stanford Telecommunications, Inc. Location determination system and method using television broadcast signals
CN107966679A (zh) * 2017-11-16 2018-04-27 中国电子科技集团公司第二十研究所 基于云架构的甚低频导航实时网格化电波传播修正方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1934960C3 (de) * 1969-07-10 1979-01-25 Prakla-Seismos Gmbh, 3000 Hannover Verfahren und Anordnung zum genauen Orten von Punkten

Also Published As

Publication number Publication date
DE2222735B2 (de) 1979-05-17
DE2222735C3 (de) 1980-01-17
AU470966B2 (en) 1976-04-08
AU4204572A (en) 1973-11-15
US3774211A (en) 1973-11-20
SE7811530L (sv) 1978-11-08
GB1371952A (en) 1974-10-30
DE2222735A1 (de) 1973-10-31
FR2180549A1 (fr) 1973-11-30
SE407293B (sv) 1979-03-19
CA983608A (en) 1976-02-10

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