FR1284143A - Perfectionnements aux systèmes de radio-navigation - Google Patents

Perfectionnements aux systèmes de radio-navigation

Info

Publication number
FR1284143A
FR1284143A FR852630A FR852630A FR1284143A FR 1284143 A FR1284143 A FR 1284143A FR 852630 A FR852630 A FR 852630A FR 852630 A FR852630 A FR 852630A FR 1284143 A FR1284143 A FR 1284143A
Authority
FR
France
Prior art keywords
radio
navigation systems
navigation
systems
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
FR852630A
Other languages
English (en)
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.)
Decca Record Co Ltd
Original Assignee
Decca Record Co Ltd
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 Decca Record Co Ltd filed Critical Decca Record Co Ltd
Application granted granted Critical
Publication of FR1284143A publication Critical patent/FR1284143A/fr
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
    • G01S1/306—Analogous systems in which frequency-related signals (harmonics) are compared in phase, e.g. DECCA 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
    • 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

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)
  • Transmitters (AREA)
FR852630A 1960-02-15 1961-02-14 Perfectionnements aux systèmes de radio-navigation Expired FR1284143A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5375/60A GB906563A (en) 1960-02-15 1960-02-15 Improvements in or relating to radio navigation systems

Publications (1)

Publication Number Publication Date
FR1284143A true FR1284143A (fr) 1962-02-09

Family

ID=9794950

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852630A Expired FR1284143A (fr) 1960-02-15 1961-02-14 Perfectionnements aux systèmes de radio-navigation

Country Status (6)

Country Link
US (1) US3202993A (fr)
DE (1) DE1234279B (fr)
DK (1) DK109522C (fr)
ES (1) ES264885A1 (fr)
FR (1) FR1284143A (fr)
GB (1) GB906563A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB983014A (en) * 1962-07-17 1965-02-10 Decca Ltd Improvements in or relating to phase comparison radio navigation systems
US3356950A (en) * 1964-01-14 1967-12-05 Ryan Aeronautical Co Phase comparison radio receiver
FR1484700A (fr) * 1966-03-29 1967-06-16 Etude & D Applic Des Tech Nouv Perfectionnements aux systèmes et dispositifs de radiolocalisation
GB1180636A (en) * 1967-08-18 1970-02-04 Decca Ltd Improvements in or relating to Hyperbolic Navigation Systems of the Phase Comparison Type
GB1181134A (en) * 1967-08-22 1970-02-11 Decca Ltd Improvements in or relating to Phase Comparison Navigation Systems
GB1308147A (en) * 1969-11-10 1973-02-21 Decca Ltd Phase comparison radio navigation systems

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE904195C (de) * 1951-06-12 1954-02-15 Decca Record Co Ltd Sendeanlage zur drahtlosen Ortsbestimmung nach dem Hyperbelprinzip
GB765573A (en) * 1954-03-08 1957-01-09 Decca Record Co Ltd Improvements in or relating to radio navigation systems

Also Published As

Publication number Publication date
US3202993A (en) 1965-08-24
ES264885A1 (es) 1961-06-16
DE1234279B (de) 1967-02-16
DK109522C (da) 1968-05-06
GB906563A (en) 1962-09-26

Similar Documents

Publication Publication Date Title
FR1306769A (fr) Perfectionnements aux systèmes de radar fonctionnant en multiplex
FR1304436A (fr) Perfectionnements aux systèmes de réglage des températures
BE602702A (fr) Perfectionnements aux systèmes d'ancrage
FR1337227A (fr) Perfectionnements aux systèmes de radiolocalisation
BE608414A (fr) Perfectionnements aux systèmes de pélécommunication.
FR1284143A (fr) Perfectionnements aux systèmes de radio-navigation
BE597408A (fr) Perfectionnements aux systèmes de navigation
BE611283A (fr) Perfectionnements aux systèmes téléphoniques
FR1257674A (fr) Nouveaux systèmes de radiodétection
FR1274726A (fr) Systèmes pigmentés
FR1260118A (fr) Perfectionnements apportés aux systèmes déformables du genre des ca?sulismes
FR1267952A (fr) Perfectionnements aux systèmes de radiodétection
FR1277664A (fr) Perfectionnements aux systèmes de freinage pneumatique
FR1296777A (fr) Perfectionnements aux systèmes hyperboliques de radio-navigation
FR1310504A (fr) Perfectionnements aux systèmes de radar
FR1334391A (fr) Perfectionnements aux systèmes de radio-navigation
FR1257147A (fr) Perfectionnements aux systèmes amplificateurs-démodulateurs
FR1313261A (fr) Perfectionnements aux systèmes de régulation
FR1220044A (fr) Perfectionnements aux systèmes de télécommunication
FR1273840A (fr) Perfectionnement aux systèmes de navigation
FR1283376A (fr) Perfectionnements aux systèmes de télécommunication
FR1301607A (fr) Perfectionnements aux systèmes de télécommunication
FR1295826A (fr) Perfectionnements aux systèmes de radiocommunication
FR1267462A (fr) Perfectionnements aux systèmes élastiques
FR1265412A (fr) Perfectionnements aux systèmes pour déterminer la position des avions