DK109522C - Radionavigationsanlæg, samt modtager og sendeanlæg dertil. - Google Patents

Radionavigationsanlæg, samt modtager og sendeanlæg dertil.

Info

Publication number
DK109522C
DK109522C DK61861AA DK61861A DK109522C DK 109522 C DK109522 C DK 109522C DK 61861A A DK61861A A DK 61861AA DK 61861 A DK61861 A DK 61861A DK 109522 C DK109522 C DK 109522C
Authority
DK
Denmark
Prior art keywords
receivers
well
systems
radio navigation
therefor
Prior art date
Application number
DK61861AA
Other languages
Danish (da)
English (en)
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 DK109522C publication Critical patent/DK109522C/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
    • 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)
DK61861AA 1960-02-15 1961-02-14 Radionavigationsanlæg, samt modtager og sendeanlæg dertil. DK109522C (da)

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
DK109522C true DK109522C (da) 1968-05-06

Family

ID=9794950

Family Applications (1)

Application Number Title Priority Date Filing Date
DK61861AA DK109522C (da) 1960-02-15 1961-02-14 Radionavigationsanlæg, samt modtager og sendeanlæg dertil.

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
FR1284143A (fr) 1962-02-09
US3202993A (en) 1965-08-24
DE1234279B (de) 1967-02-16
ES264885A1 (es) 1961-06-16
GB906563A (en) 1962-09-26

Similar Documents

Publication Publication Date Title
BE606814A (fr) Systèmes de transmission de données.
NL149660B (nl) Transmissiestelsel.
BE578916A (fr) Système de réception en diversité.
DK122478B (da) Absorptionskøleanlæg.
BE586691A (nl) Signaalontvanger.
NL149049B (nl) Synchroon datatransmissiestelsel.
DK109522C (da) Radionavigationsanlæg, samt modtager og sendeanlæg dertil.
NL143784B (nl) Communicatiestelsel met multiplextijdverdeling.
BE608479A (fr) Système de radioguidage et radiobalise.
BE608344A (fr) Altimètres radioélectriques.
DK123888B (da) Absorptionskøleanlæg.
BE604815A (fr) Mousses de polyuréthane.
FR1280868A (fr) Système de transmission radioélectrique
FR1253442A (fr) Antenne de télévision ou de t. s. f.
BE600988A (fr) Système de réception en diversité
CA604096A (en) Radio navigation receiver
ES84847Y (es) Aparato radiorreceptor perfeccionado
GR21358B (el) Συστημα κεραιας.
CA609913A (en) Radio navigation system
CA600248A (en) Radio navigation system
BE588110A (fr) Système de communication.
CA594388A (en) Radio transmission system
CA593153A (en) Radio receiver
CA604745A (en) Pocket type radio receiver construction
BE595002A (nl) Televisieontvangtoestel.