FR865335A - Improvements to direction finders - Google Patents

Improvements to direction finders

Info

Publication number
FR865335A
FR865335A FR865335DA FR865335A FR 865335 A FR865335 A FR 865335A FR 865335D A FR865335D A FR 865335DA FR 865335 A FR865335 A FR 865335A
Authority
FR
France
Prior art keywords
direction finders
finders
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
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 Marconis Wireless Telegraph Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR865335A publication Critical patent/FR865335A/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)
  • Radio Transmission System (AREA)
FR865335D 1939-03-14 1940-05-02 Improvements to direction finders Expired FR865335A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB820539A GB527495A (en) 1939-03-14 1939-03-14 Improvements in or relating to radio direction finders
GB941939A GB536485A (en) 1939-03-14 1939-03-25 Improvements in or relating to radio direction finders

Publications (1)

Publication Number Publication Date
FR865335A true FR865335A (en) 1941-05-23

Family

ID=9871605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865335D Expired FR865335A (en) 1939-03-14 1940-05-02 Improvements to direction finders

Country Status (2)

Country Link
FR (1) FR865335A (en)
GB (2) GB527495A (en)

Also Published As

Publication number Publication date
GB527495A (en) 1940-10-10
GB536485A (en) 1941-05-16

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