FR931066A - Radiophare à antenne dirigée - Google Patents

Radiophare à antenne dirigée

Info

Publication number
FR931066A
FR931066A FR931066DA FR931066A FR 931066 A FR931066 A FR 931066A FR 931066D A FR931066D A FR 931066DA FR 931066 A FR931066 A FR 931066A
Authority
FR
France
Prior art keywords
radio beacon
antenna radio
directed antenna
directed
beacon
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
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR931066A publication Critical patent/FR931066A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR931066D 1946-06-28 1946-06-28 Radiophare à antenne dirigée Expired FR931066A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR931066T 1946-06-28

Publications (1)

Publication Number Publication Date
FR931066A true FR931066A (fr) 1948-02-12

Family

ID=9450640

Family Applications (1)

Application Number Title Priority Date Filing Date
FR931066D Expired FR931066A (fr) 1946-06-28 1946-06-28 Radiophare à antenne dirigée

Country Status (1)

Country Link
FR (1) FR931066A (fr)

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