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FR837201A - Improvements to auxiliary radio navigation devices - Google Patents

Improvements to auxiliary radio navigation devices

Info

Publication number
FR837201A
FR837201A FR837201DA FR837201A FR 837201 A FR837201 A FR 837201A FR 837201D A FR837201D A FR 837201DA FR 837201 A FR837201 A FR 837201A
Authority
FR
France
Prior art keywords
navigation devices
radio navigation
auxiliary radio
auxiliary
devices
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 FR837201A publication Critical patent/FR837201A/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)
  • Transceivers (AREA)
FR837201D 1937-04-30 1938-04-27 Improvements to auxiliary radio navigation devices Expired FR837201A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1239037A GB494697A (en) 1937-04-30 1937-04-30 Improvements in or relating to navigation aiding radio systems

Publications (1)

Publication Number Publication Date
FR837201A true FR837201A (en) 1939-02-06

Family

ID=10003683

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837201D Expired FR837201A (en) 1937-04-30 1938-04-27 Improvements to auxiliary radio navigation devices

Country Status (2)

Country Link
FR (1) FR837201A (en)
GB (1) GB494697A (en)

Also Published As

Publication number Publication date
GB494697A (en) 1938-10-31

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