FR867848A - Radio-phares - Google Patents

Radio-phares

Info

Publication number
FR867848A
FR867848A FR867848DA FR867848A FR 867848 A FR867848 A FR 867848A FR 867848D A FR867848D A FR 867848DA FR 867848 A FR867848 A FR 867848A
Authority
FR
France
Prior art keywords
headlights
radio
radio headlights
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 FR867848A publication Critical patent/FR867848A/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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
FR867848D 1939-11-10 1940-11-29 Radio-phares Expired FR867848A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2980539A GB536377A (en) 1939-11-10 1939-11-10 Improvements in or relating to direction finding systems

Publications (1)

Publication Number Publication Date
FR867848A true FR867848A (fr) 1941-11-29

Family

ID=10297437

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867848D Expired FR867848A (fr) 1939-11-10 1940-11-29 Radio-phares

Country Status (3)

Country Link
BE (1) BE441728A (fr)
FR (1) FR867848A (fr)
GB (1) GB536377A (fr)

Also Published As

Publication number Publication date
GB536377A (en) 1941-05-13
BE441728A (fr)

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