DK124904B - Modtager til hyperbelnavigationsanlæg. - Google Patents

Modtager til hyperbelnavigationsanlæg.

Info

Publication number
DK124904B
DK124904B DK398768AA DK398768A DK124904B DK 124904 B DK124904 B DK 124904B DK 398768A A DK398768A A DK 398768AA DK 398768 A DK398768 A DK 398768A DK 124904 B DK124904 B DK 124904B
Authority
DK
Denmark
Prior art keywords
receiver
navigation systems
hyperbolic navigation
hyperbolic
systems
Prior art date
Application number
DK398768AA
Other languages
English (en)
Inventor
Brien W O
D Hendley
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
Publication of DK124904B publication Critical patent/DK124904B/da

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)
  • Circuits Of Receivers In General (AREA)
  • Arc Welding In General (AREA)
DK398768AA 1967-08-18 1968-08-16 Modtager til hyperbelnavigationsanlæg. DK124904B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB38141/67A GB1180636A (en) 1967-08-18 1967-08-18 Improvements in or relating to Hyperbolic Navigation Systems of the Phase Comparison Type

Publications (1)

Publication Number Publication Date
DK124904B true DK124904B (da) 1972-12-04

Family

ID=10401476

Family Applications (1)

Application Number Title Priority Date Filing Date
DK398768AA DK124904B (da) 1967-08-18 1968-08-16 Modtager til hyperbelnavigationsanlæg.

Country Status (10)

Country Link
US (1) US3465340A (da)
JP (1) JPS524919B1 (da)
DE (1) DE1766951B1 (da)
DK (1) DK124904B (da)
ES (1) ES357340A1 (da)
FR (1) FR1587677A (da)
GB (1) GB1180636A (da)
NL (1) NL6811706A (da)
NO (1) NO127595B (da)
SE (1) SE337854B (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818477A (en) * 1969-12-31 1974-06-18 American Standard Inc Pulse-operated receiver

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB765573A (en) * 1954-03-08 1957-01-09 Decca Record Co Ltd Improvements in or relating to radio navigation systems
US3209356A (en) * 1959-05-28 1965-09-28 Donald D Smith Vlf long range navigation system without significant ambiguities
GB928421A (en) * 1959-12-18 1963-06-12 Marconi Wireless Telegraph Co Improvements in or relating to navigation aiding receivers
GB906563A (en) * 1960-02-15 1962-09-26 Decca Ltd Improvements in or relating to radio navigation systems
DE1176216B (de) * 1960-06-02 1964-08-20 Messerschmitt Ag Verfahren zum Landen von Flugzeugen

Also Published As

Publication number Publication date
NL6811706A (da) 1969-02-20
US3465340A (en) 1969-09-02
SE337854B (da) 1971-08-23
DE1766951B1 (de) 1971-02-04
NO127595B (da) 1973-07-16
JPS524919B1 (da) 1977-02-08
FR1587677A (da) 1970-03-27
ES357340A1 (es) 1970-03-16
GB1180636A (en) 1970-02-04

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Legal Events

Date Code Title Description
PBP Patent lapsed