GB2132025B - A receiver for a phase comparison radio navigation system - Google Patents

A receiver for a phase comparison radio navigation system

Info

Publication number
GB2132025B
GB2132025B GB08330213A GB8330213A GB2132025B GB 2132025 B GB2132025 B GB 2132025B GB 08330213 A GB08330213 A GB 08330213A GB 8330213 A GB8330213 A GB 8330213A GB 2132025 B GB2132025 B GB 2132025B
Authority
GB
United Kingdom
Prior art keywords
receiver
navigation system
phase comparison
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
GB08330213A
Other versions
GB2132025A (en
GB8330213D0 (en
Inventor
Anthony Richard Pratt
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.)
POLYTECHNIC MARINE Ltd
Original Assignee
POLYTECHNIC MARINE 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 POLYTECHNIC MARINE Ltd filed Critical POLYTECHNIC MARINE Ltd
Priority to GB08330213A priority Critical patent/GB2132025B/en
Publication of GB8330213D0 publication Critical patent/GB8330213D0/en
Publication of GB2132025A publication Critical patent/GB2132025A/en
Application granted granted Critical
Publication of GB2132025B publication Critical patent/GB2132025B/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)
  • Superheterodyne Receivers (AREA)
GB08330213A 1982-11-11 1983-11-11 A receiver for a phase comparison radio navigation system Expired GB2132025B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08330213A GB2132025B (en) 1982-11-11 1983-11-11 A receiver for a phase comparison radio navigation system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8232273 1982-11-11
GB08330213A GB2132025B (en) 1982-11-11 1983-11-11 A receiver for a phase comparison radio navigation system

Publications (3)

Publication Number Publication Date
GB8330213D0 GB8330213D0 (en) 1983-12-21
GB2132025A GB2132025A (en) 1984-06-27
GB2132025B true GB2132025B (en) 1986-11-19

Family

ID=26284381

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08330213A Expired GB2132025B (en) 1982-11-11 1983-11-11 A receiver for a phase comparison radio navigation system

Country Status (1)

Country Link
GB (1) GB2132025B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716794A (en) * 1972-04-26 1973-02-13 E Teggatz Frequency dividing apparatus
IT1024040B (en) * 1973-10-26 1978-06-20 Westinghouse Electric Corp EQUIPMENT FOR DIGITAL FREQUENCY MULTIPLICATION
GB1447418A (en) * 1974-03-29 1976-08-25 Mullard Ltd Frequency synthesiser
US3976945A (en) * 1975-09-05 1976-08-24 Hewlett-Packard Company Frequency synthesizer
GB2062315B (en) * 1979-10-30 1983-06-08 Philips Electronic Associated Frequency divider
GB2068185B (en) * 1980-01-21 1983-06-22 Philips Electronic Associated Frequency synthesiser of the phase lock loop type

Also Published As

Publication number Publication date
GB2132025A (en) 1984-06-27
GB8330213D0 (en) 1983-12-21

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee