NO119995B - - Google Patents

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Info

Publication number
NO119995B
NO119995B NO15909565A NO15909565A NO119995B NO 119995 B NO119995 B NO 119995B NO 15909565 A NO15909565 A NO 15909565A NO 15909565 A NO15909565 A NO 15909565A NO 119995 B NO119995 B NO 119995B
Authority
NO
Norway
Prior art keywords
piston
pressure
electromagnet
switch
return
Prior art date
Application number
NO15909565A
Other languages
English (en)
Norwegian (no)
Inventor
G Roberts
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 NO119995B publication Critical patent/NO119995B/no

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)
  • Press Drives And Press Lines (AREA)
NO15909565A 1964-07-31 1965-07-26 NO119995B (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3035364A GB1086733A (en) 1964-07-31 1964-07-31 Improvements in or relating to phase comparison radio navigation systems

Publications (1)

Publication Number Publication Date
NO119995B true NO119995B (cs) 1970-08-10

Family

ID=10306307

Family Applications (1)

Application Number Title Priority Date Filing Date
NO15909565A NO119995B (cs) 1964-07-31 1965-07-26

Country Status (5)

Country Link
DE (1) DE1276761B (cs)
ES (1) ES315965A1 (cs)
GB (1) GB1086733A (cs)
NO (1) NO119995B (cs)
SE (1) SE343951B (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1308150A (en) * 1969-11-10 1973-02-21 Decca Ltd Receivers for phase comparison radio navigation systems
PL93282B1 (cs) * 1971-12-17 1977-05-30 Societe D'etude Et D'application Des Techniques Nouvelles Neotec

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US949480A (en) * 1909-07-12 1910-02-15 Edward S Hodgson Jr Dental nozzle.
BE471792A (cs) * 1945-08-23
GB643381A (en) * 1947-06-06 1950-09-20 Decca Record Co Ltd Improvements in or relating to apparatus for determining the maintenance of or departure from a predetermined relationship between two variables
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
DE1276761B (de) 1968-09-05
ES315965A1 (es) 1965-12-01
SE343951B (cs) 1972-03-20
GB1086733A (en) 1967-10-11

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