NL6501014A - - Google Patents

Info

Publication number
NL6501014A
NL6501014A NL6501014A NL6501014A NL6501014A NL 6501014 A NL6501014 A NL 6501014A NL 6501014 A NL6501014 A NL 6501014A NL 6501014 A NL6501014 A NL 6501014A NL 6501014 A NL6501014 A NL 6501014A
Authority
NL
Netherlands
Application number
NL6501014A
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 filed Critical
Publication of NL6501014A publication Critical patent/NL6501014A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S1/00Beacons 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
    • G01S1/02Beacons 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
    • G01S1/08Systems for determining direction or position line
    • G01S1/20Systems 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
    • G01S1/30Systems 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
    • G01S1/304Analogous systems in which a beat frequency, obtained by heterodyning the signals, is compared in phase with a reference signal obtained by heterodyning the signals in a fixed reference point and transmitted therefrom, e.g. LORAC (long range accuracy) or TORAN systems
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S11/00Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/02Systems for determining distance or velocity not using reflection or reradiation using radio waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/84Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted for distance determination by phase measurement

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Radar Systems Or Details Thereof (AREA)
NL6501014A 1964-01-31 1965-01-27 NL6501014A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR962202A FR1391978A (fr) 1964-01-31 1964-01-31 Perfectionnements aux systèmes de radio localisation

Publications (1)

Publication Number Publication Date
NL6501014A true NL6501014A (ja) 1965-08-02

Family

ID=8822153

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6501014A NL6501014A (ja) 1964-01-31 1965-01-27

Country Status (6)

Country Link
US (1) US3339196A (ja)
BE (1) BE659056A (ja)
DE (1) DE1289144B (ja)
FR (1) FR1391978A (ja)
GB (1) GB1085469A (ja)
NL (1) NL6501014A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1591158B1 (de) * 1967-06-01 1971-03-04 Hastings Raydist Inc Beweglicher funknavigationsempfaenger fuer entfernungs messung gegenueber zwei festen stationen durch phasen vergleich

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3540016A (en) * 1965-11-09 1970-11-10 An Controls Inc Di Magnetic storage integrated circuit for performing logical functions
US7327306B2 (en) * 2005-05-06 2008-02-05 Orthosoft Inc. RF system for tracking objects

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2709253A (en) * 1952-01-05 1955-05-24 Hastings Instr Co Inc Radio ranging system
US2742638A (en) * 1952-01-05 1956-04-17 Vernon M Haywood Radio ranging system
NL207042A (ja) * 1955-05-12
FR1210627A (fr) * 1955-11-15 1960-03-09 South African Council Scientif Procédé et appareillage pour déterminer des positions relatives par le temps de transmission d'ondes
FR1203217A (fr) * 1958-07-26 1960-01-15 Geophysique Cie Gle Perfectionnements aux systèmes de détermination radio-électrique des distances
US3213449A (en) * 1962-12-15 1965-10-19 Anritsu Electronic Works Ltd Distance measuring system
US3155972A (en) * 1963-03-22 1964-11-03 Ford Motor Co Continuous wave radar

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1591158B1 (de) * 1967-06-01 1971-03-04 Hastings Raydist Inc Beweglicher funknavigationsempfaenger fuer entfernungs messung gegenueber zwei festen stationen durch phasen vergleich

Also Published As

Publication number Publication date
BE659056A (ja) 1965-05-17
FR1391978A (fr) 1965-03-12
DE1289144B (de) 1969-02-13
US3339196A (en) 1967-08-29
GB1085469A (en) 1967-10-04

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