FR2022187A1 - - Google Patents

Info

Publication number
FR2022187A1
FR2022187A1 FR6932355A FR6932355A FR2022187A1 FR 2022187 A1 FR2022187 A1 FR 2022187A1 FR 6932355 A FR6932355 A FR 6932355A FR 6932355 A FR6932355 A FR 6932355A FR 2022187 A1 FR2022187 A1 FR 2022187A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6932355A
Other languages
French (fr)
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2022187A1 publication Critical patent/FR2022187A1/fr
Withdrawn legal-status Critical Current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
    • G01S1/38—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna
    • G01S1/40—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna the apparent movement of the antenna being produced by cyclic sequential energisation of fixed antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
FR6932355A 1968-09-23 1969-09-23 Withdrawn FR2022187A1 (en, 2012)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4508868 1968-09-23

Publications (1)

Publication Number Publication Date
FR2022187A1 true FR2022187A1 (en, 2012) 1970-07-31

Family

ID=10435839

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6932355A Withdrawn FR2022187A1 (en, 2012) 1968-09-23 1969-09-23

Country Status (4)

Country Link
US (1) US3626419A (en, 2012)
JP (1) JPS4945631B1 (en, 2012)
FR (1) FR2022187A1 (en, 2012)
GB (1) GB1225190A (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1335899A (en) * 1971-08-20 1973-10-31 Standard Telephones Cables Ltd Radio navigation beacon
US3873984A (en) * 1972-01-07 1975-03-25 Us Navy Passive ranging technique
FR2181553B1 (en, 2012) * 1972-04-28 1977-08-26 Labo Cent Telecommunicat
GB1402885A (en) * 1972-08-03 1975-08-13 Standard Telephones Cables Ltd Doppler radio gui-ance systems
GB1507736A (en) * 1975-07-10 1978-04-19 Standard Telephones Cables Ltd Radio navigation equipment
DE2934790A1 (de) * 1979-08-29 1981-03-12 International Standard Electric Corp., New York, N.Y. Radargeraet, von dem pseudostatistisch kodierte signale abgestrahlt werden.
US4485384A (en) * 1981-03-05 1984-11-27 Connor Frank R Microwave system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL285388A (en, 2012) * 1961-11-10
DE1237647B (de) * 1963-03-09 1967-03-30 Standard Elektrik Lorenz Ag Allrichtungs-Funkortungsverfahren nach dem Dopplerprinzip

Also Published As

Publication number Publication date
GB1225190A (en, 2012) 1971-03-17
DE1946108B2 (de) 1972-07-13
DE1946108A1 (de) 1970-03-26
US3626419A (en) 1971-12-07
JPS4945631B1 (en, 2012) 1974-12-05

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Legal Events

Date Code Title Description
ST Notification of lapse