CA943219A - Receivers for phase comparison radio navigation systems - Google Patents

Receivers for phase comparison radio navigation systems

Info

Publication number
CA943219A
CA943219A CA097,702A CA97702A CA943219A CA 943219 A CA943219 A CA 943219A CA 97702 A CA97702 A CA 97702A CA 943219 A CA943219 A CA 943219A
Authority
CA
Canada
Prior art keywords
receivers
phase comparison
navigation systems
radio navigation
comparison radio
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
CA097,702A
Other languages
English (en)
Other versions
CA97702S (en
Inventor
David G. Hughes
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 Ltd
Original Assignee
Decca 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 Ltd filed Critical Decca Ltd
Application granted granted Critical
Publication of CA943219A publication Critical patent/CA943219A/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
    • 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

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)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
CA097,702A 1969-11-10 1970-11-09 Receivers for phase comparison radio navigation systems Expired CA943219A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5497169 1969-11-10

Publications (1)

Publication Number Publication Date
CA943219A true CA943219A (en) 1974-03-05

Family

ID=10472600

Family Applications (1)

Application Number Title Priority Date Filing Date
CA097,702A Expired CA943219A (en) 1969-11-10 1970-11-09 Receivers for phase comparison radio navigation systems

Country Status (13)

Country Link
US (1) US3706995A (es)
JP (1) JPS4936794B1 (es)
CA (1) CA943219A (es)
DE (1) DE2055279C3 (es)
DK (1) DK132246C (es)
ES (1) ES385377A1 (es)
FR (1) FR2077515B1 (es)
GB (1) GB1308148A (es)
MY (1) MY7600238A (es)
NL (1) NL159195B (es)
NO (1) NO129420B (es)
SE (1) SE359653B (es)
ZA (1) ZA707572B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128389A (ja) * 1974-06-04 1976-03-10 Yoshishiro Kususe Rasenmizoirikoteienbanshikihijoyodatsushutsukokasochi
DE3001014C2 (de) * 1980-01-12 1982-06-24 Južnoe proizvodstvennoe ob"edinenie po morskim geologorazvedočnym rabotam "Južmorgeologija", Gelendžik, Krasnodarskogo kraja Elektronischer Digitalanzeigeempfänger für das Decca-Funknavigationssystem

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1016981A (en) * 1962-07-19 1966-01-12 Decca Ltd Improvements in or relating to phase comparison radio navigation systems

Also Published As

Publication number Publication date
NL159195B (nl) 1979-01-15
DK132246C (da) 1976-04-20
GB1308148A (en) 1973-02-21
ES385377A1 (es) 1973-04-16
DE2055279B2 (de) 1975-03-13
FR2077515A1 (es) 1971-10-29
ZA707572B (en) 1972-06-28
JPS4936794B1 (es) 1974-10-03
US3706995A (en) 1972-12-19
NL7016439A (es) 1971-05-12
SE359653B (es) 1973-09-03
DK132246B (da) 1975-11-10
FR2077515B1 (es) 1976-09-03
DE2055279A1 (de) 1971-06-03
DE2055279C3 (de) 1975-10-09
MY7600238A (en) 1976-12-31
NO129420B (es) 1974-04-08

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