FR1037594A - Radio lighthouse - Google Patents

Radio lighthouse

Info

Publication number
FR1037594A
FR1037594A FR1037594DA FR1037594A FR 1037594 A FR1037594 A FR 1037594A FR 1037594D A FR1037594D A FR 1037594DA FR 1037594 A FR1037594 A FR 1037594A
Authority
FR
France
Prior art keywords
radio lighthouse
lighthouse
radio
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.)
Svenska AB Gasaccumulator
Original Assignee
Svenska AB Gasaccumulator
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 Svenska AB Gasaccumulator filed Critical Svenska AB Gasaccumulator
Application granted granted Critical
Publication of FR1037594A publication Critical patent/FR1037594A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • 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)
  • Toys (AREA)
FR1037594D 1950-04-18 1951-02-22 Radio lighthouse Expired FR1037594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE686886X 1950-04-18

Publications (1)

Publication Number Publication Date
FR1037594A true FR1037594A (en) 1953-09-21

Family

ID=20315074

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1037594D Expired FR1037594A (en) 1950-04-18 1951-02-22 Radio lighthouse

Country Status (3)

Country Link
DE (1) DE851367C (en)
FR (1) FR1037594A (en)
GB (1) GB686886A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3095566A (en) * 1958-08-08 1963-06-25 Dethloff Jurgen Method and apparatus for preventing collisions between vehicles

Also Published As

Publication number Publication date
GB686886A (en) 1953-02-04
DE851367C (en) 1952-10-02

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