FR2179150A1 - - Google Patents

Info

Publication number
FR2179150A1
FR2179150A1 FR7312265A FR7312265A FR2179150A1 FR 2179150 A1 FR2179150 A1 FR 2179150A1 FR 7312265 A FR7312265 A FR 7312265A FR 7312265 A FR7312265 A FR 7312265A FR 2179150 A1 FR2179150 A1 FR 2179150A1
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Withdrawn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
FR7312265A
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 FR2179150A1 publication Critical patent/FR2179150A1/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Withdrawn legal-status Critical Current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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7312265A 1972-04-06 1973-04-05 Withdrawn FR2179150A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24171772A 1972-04-06 1972-04-06

Publications (1)

Publication Number Publication Date
FR2179150A1 true FR2179150A1 (fr) 1973-11-16

Family

ID=22911873

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7312265A Withdrawn FR2179150A1 (fr) 1972-04-06 1973-04-05

Country Status (9)

Country Link
US (1) US3737908A (fr)
JP (1) JPS5144399B2 (fr)
AU (1) AU5413873A (fr)
BE (1) BE797837A (fr)
CA (1) CA1005892A (fr)
DE (1) DE2316910A1 (fr)
ES (1) ES413427A1 (fr)
FR (1) FR2179150A1 (fr)
GB (1) GB1424693A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5632256U (fr) * 1979-08-16 1981-03-30
JPS6078332U (ja) * 1983-11-04 1985-05-31 グローリー工業株式会社 紙葉類収納繰出し装置
FR2913774B1 (fr) * 2007-03-16 2010-11-26 Thales Sa Dispositif et procede de localisation d'un mobile a l'approche d'une surface reflechissant les ondes electromagnetiques
CN113567941B (zh) * 2021-08-04 2023-09-19 上海无线电设备研究所 一种目标近场多普勒回波快速仿真方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236141A (en) * 1969-03-07 1971-06-23 Standard Telephones Cables Ltd Radio navigation system

Also Published As

Publication number Publication date
DE2316910A1 (de) 1973-10-18
ES413427A1 (es) 1976-01-16
JPS4910694A (fr) 1974-01-30
JPS5144399B2 (fr) 1976-11-27
AU5413873A (en) 1974-10-10
CA1005892A (en) 1977-02-22
BE797837A (fr) 1973-10-08
US3737908A (en) 1973-06-05
GB1424693A (en) 1976-02-11

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Legal Events

Date Code Title Description
ST Notification of lapse