FR2209257A1 - - Google Patents

Info

Publication number
FR2209257A1
FR2209257A1 FR7339878A FR7339878A FR2209257A1 FR 2209257 A1 FR2209257 A1 FR 2209257A1 FR 7339878 A FR7339878 A FR 7339878A FR 7339878 A FR7339878 A FR 7339878A FR 2209257 A1 FR2209257 A1 FR 2209257A1
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.)
Granted
Application number
FR7339878A
Other languages
French (fr)
Other versions
FR2209257B1 (is
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.)
Societe dEtude et dApplication des Techniques Nouvelles NeoTec
Original Assignee
Societe dEtude et dApplication des Techniques Nouvelles NeoTec
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
Priority claimed from PL1972159224A external-priority patent/PL93282B1/pl
Application filed by Societe dEtude et dApplication des Techniques Nouvelles NeoTec filed Critical Societe dEtude et dApplication des Techniques Nouvelles NeoTec
Publication of FR2209257A1 publication Critical patent/FR2209257A1/fr
Application granted granted Critical
Publication of FR2209257B1 publication Critical patent/FR2209257B1/fr
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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR7339878A 1972-12-01 1973-11-09 Expired FR2209257B1 (is)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL1972159224A PL93282B1 (is) 1971-12-17 1972-12-01

Publications (2)

Publication Number Publication Date
FR2209257A1 true FR2209257A1 (is) 1974-06-28
FR2209257B1 FR2209257B1 (is) 1978-04-21

Family

ID=19960788

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7339879A Expired FR2206508B2 (is) 1972-12-01 1973-11-09
FR7339878A Expired FR2209257B1 (is) 1972-12-01 1973-11-09

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7339879A Expired FR2206508B2 (is) 1972-12-01 1973-11-09

Country Status (2)

Country Link
FR (2) FR2206508B2 (is)
IT (1) IT1046436B (is)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472888A1 (fr) * 1979-12-11 1981-07-03 Juzhnoe Proizv Obiedin Recepteur-indicateur bivoie des systemes radio a dephasage

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1181134A (en) * 1967-08-22 1970-02-11 Decca Ltd Improvements in or relating to Phase Comparison Navigation Systems
CA969259A (en) * 1971-03-31 1975-06-10 Harold W. Jackson Navigation receiver for use in a low frequency navigation system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472888A1 (fr) * 1979-12-11 1981-07-03 Juzhnoe Proizv Obiedin Recepteur-indicateur bivoie des systemes radio a dephasage

Also Published As

Publication number Publication date
FR2206508A2 (is) 1974-06-07
FR2209257B1 (is) 1978-04-21
IT1046436B (it) 1980-06-30
FR2206508B2 (is) 1977-08-05

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Legal Events

Date Code Title Description
ST Notification of lapse