FR870145A - Radio-electric transmitter device applicable to navigation guidance - Google Patents

Radio-electric transmitter device applicable to navigation guidance

Info

Publication number
FR870145A
FR870145A FR870145DA FR870145A FR 870145 A FR870145 A FR 870145A FR 870145D A FR870145D A FR 870145DA FR 870145 A FR870145 A FR 870145A
Authority
FR
France
Prior art keywords
radio
transmitter device
device applicable
navigation guidance
electric transmitter
Prior art date
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.)
Expired
Application number
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.)
PROCEDE LOTH SOC IND DES
Original Assignee
PROCEDE LOTH SOC IND DES
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 PROCEDE LOTH SOC IND DES filed Critical PROCEDE LOTH SOC IND DES
Application granted granted Critical
Publication of FR870145A publication Critical patent/FR870145A/en
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

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)
  • Transmitters (AREA)
FR870145D 1939-06-23 1941-02-18 Radio-electric transmitter device applicable to navigation guidance Expired FR870145A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL571239X 1939-06-23

Publications (1)

Publication Number Publication Date
FR870145A true FR870145A (en) 1942-03-03

Family

ID=19787505

Family Applications (1)

Application Number Title Priority Date Filing Date
FR870145D Expired FR870145A (en) 1939-06-23 1941-02-18 Radio-electric transmitter device applicable to navigation guidance

Country Status (4)

Country Link
DE (1) DE895790C (en)
FR (1) FR870145A (en)
GB (1) GB571239A (en)
NL (2) NL94008B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351941A (en) * 1949-10-06 1967-11-07 Robert M Page Radio way-following system

Also Published As

Publication number Publication date
NL53117C (en)
GB571239A (en) 1945-08-14
DE895790C (en) 1953-11-05
NL94008B (en)

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