DK123443B - Modtager til radionavigationsanlæg med fasesammenligning. - Google Patents

Modtager til radionavigationsanlæg med fasesammenligning.

Info

Publication number
DK123443B
DK123443B DK38468AA DK38468A DK123443B DK 123443 B DK123443 B DK 123443B DK 38468A A DK38468A A DK 38468AA DK 38468 A DK38468 A DK 38468A DK 123443 B DK123443 B DK 123443B
Authority
DK
Denmark
Prior art keywords
receiver
phase comparison
navigation systems
radio navigation
radio
Prior art date
Application number
DK38468AA
Other languages
English (en)
Inventor
M Diederich
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 DK123443B publication Critical patent/DK123443B/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical 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)
  • Measuring Frequencies, Analyzing Spectra (AREA)
DK38468AA 1967-02-01 1968-01-31 Modtager til radionavigationsanlæg med fasesammenligning. DK123443B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4899/67A GB1149824A (en) 1967-02-01 1967-02-01 Improvements in or relating to receivers for phase comparison radio navigation systems

Publications (1)

Publication Number Publication Date
DK123443B true DK123443B (da) 1972-06-19

Family

ID=9785972

Family Applications (1)

Application Number Title Priority Date Filing Date
DK38468AA DK123443B (da) 1967-02-01 1968-01-31 Modtager til radionavigationsanlæg med fasesammenligning.

Country Status (4)

Country Link
US (1) US3447156A (da)
DK (1) DK123443B (da)
ES (1) ES350007A1 (da)
GB (1) GB1149824A (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5743427B2 (ja) * 2010-05-14 2015-07-01 キヤノン株式会社 プリント配線板及び記録ヘッド

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
ES350007A1 (es) 1969-04-16
GB1149824A (en) 1969-04-23
US3447156A (en) 1969-05-27

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