DK105990C - Modtager til et på fasesammenligning baseret navigationsanlæg. - Google Patents

Modtager til et på fasesammenligning baseret navigationsanlæg.

Info

Publication number
DK105990C
DK105990C DK339663AA DK339663A DK105990C DK 105990 C DK105990 C DK 105990C DK 339663A A DK339663A A DK 339663AA DK 339663 A DK339663 A DK 339663A DK 105990 C DK105990 C DK 105990C
Authority
DK
Denmark
Prior art keywords
receiver
navigation system
phase comparison
based navigation
comparison based
Prior art date
Application number
DK339663AA
Other languages
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 DK105990C publication Critical patent/DK105990C/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)
DK339663AA 1962-07-17 1963-07-16 Modtager til et på fasesammenligning baseret navigationsanlæg. DK105990C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB27479/62A GB983014A (en) 1962-07-17 1962-07-17 Improvements in or relating to phase comparison radio navigation systems

Publications (1)

Publication Number Publication Date
DK105990C true DK105990C (da) 1966-12-05

Family

ID=10260268

Family Applications (1)

Application Number Title Priority Date Filing Date
DK339663AA DK105990C (da) 1962-07-17 1963-07-16 Modtager til et på fasesammenligning baseret navigationsanlæg.

Country Status (4)

Country Link
US (1) US3270343A (da)
DE (1) DE1266365B (da)
DK (1) DK105990C (da)
GB (1) GB983014A (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1079408A (en) * 1964-02-20 1967-08-16 Standard Telephones Cables Ltd Radio navigation system
GB1149824A (en) * 1967-02-01 1969-04-23 Decca Ltd Improvements in or relating to receivers for phase comparison radio navigation systems
GB1179940A (en) * 1967-12-04 1970-02-04 Decca Ltd Receivers for Phase Comparison Radio Navigation Systems.
US3629696A (en) * 1968-08-06 1971-12-21 Northeast Electronics Corp Method and apparatus for measuring delay distortion including simultaneously applied modulated signals
GB1308150A (en) * 1969-11-10 1973-02-21 Decca Ltd Receivers for phase comparison radio navigation systems
GB1308147A (en) * 1969-11-10 1973-02-21 Decca Ltd Phase comparison radio navigation systems
US3755817A (en) * 1971-05-21 1973-08-28 Airborne Navigation Corp Radio navigation system
CN110609276B (zh) * 2019-09-12 2022-05-20 北京理工大学 一种抛物面天线宽频带单脉冲跟踪雷达系统
CN114401066B (zh) * 2021-12-20 2023-11-03 中国航天科工集团八五一一研究所 一种高精度时频同步信号分发系统与其分发方法

Family Cites Families (4)

* 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
GB906563A (en) * 1960-02-15 1962-09-26 Decca Ltd Improvements in or relating to radio navigation systems
GB955281A (en) * 1961-06-19 1964-04-15 Decca Ltd Improvements in or relating to radio navigation systems

Also Published As

Publication number Publication date
US3270343A (en) 1966-08-30
DE1266365B (de) 1968-04-18
GB983014A (en) 1965-02-10

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