FR838655A - Systèmes utilisant des ondes dirigées - Google Patents

Systèmes utilisant des ondes dirigées

Info

Publication number
FR838655A
FR838655A FR838655DA FR838655A FR 838655 A FR838655 A FR 838655A FR 838655D A FR838655D A FR 838655DA FR 838655 A FR838655 A FR 838655A
Authority
FR
France
Prior art keywords
systems
directed waves
waves
directed
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR838655A publication Critical patent/FR838655A/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)
FR838655D 1937-11-20 1937-11-20 Systèmes utilisant des ondes dirigées Expired FR838655A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR838655T 1937-11-20

Publications (1)

Publication Number Publication Date
FR838655A true FR838655A (fr) 1939-03-13

Family

ID=9299155

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838655D Expired FR838655A (fr) 1937-11-20 1937-11-20 Systèmes utilisant des ondes dirigées

Country Status (1)

Country Link
FR (1) FR838655A (fr)

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