FR941099A - Improvements to direction-finding systems - Google Patents

Improvements to direction-finding systems

Info

Publication number
FR941099A
FR941099A FR941099DA FR941099A FR 941099 A FR941099 A FR 941099A FR 941099D A FR941099D A FR 941099DA FR 941099 A FR941099 A FR 941099A
Authority
FR
France
Prior art keywords
finding systems
finding
systems
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi 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, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR941099A publication Critical patent/FR941099A/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)
FR941099D 1940-01-12 1947-01-21 Improvements to direction-finding systems Expired FR941099A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB941099X 1940-01-12

Publications (1)

Publication Number Publication Date
FR941099A true FR941099A (en) 1948-12-31

Family

ID=10756029

Family Applications (1)

Application Number Title Priority Date Filing Date
FR941099D Expired FR941099A (en) 1940-01-12 1947-01-21 Improvements to direction-finding systems

Country Status (1)

Country Link
FR (1) FR941099A (en)

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