NL83418C - - Google Patents

Info

Publication number
NL83418C
NL83418C NL83418DA NL83418C NL 83418 C NL83418 C NL 83418C NL 83418D A NL83418D A NL 83418DA NL 83418 C NL83418 C NL 83418C
Authority
NL
Netherlands
Application number
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.)
Publication of NL83418C publication Critical patent/NL83418C/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S1/00Beacons 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
    • G01S1/02Beacons 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)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
NL83418D 1947-03-20 NL83418C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB771247A GB635001A (en) 1947-03-20 1947-03-20 Improvements in or relating to radio navigational systems

Publications (1)

Publication Number Publication Date
NL83418C true NL83418C (en:Method)

Family

ID=9838307

Family Applications (1)

Application Number Title Priority Date Filing Date
NL83418D NL83418C (en:Method) 1947-03-20

Country Status (3)

Country Link
FR (2) FR963470A (en:Method)
GB (2) GB635001A (en:Method)
NL (1) NL83418C (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2747083A (en) * 1950-06-07 1956-05-22 Radio Patents Company Frequency-modulated high-frequency system

Also Published As

Publication number Publication date
FR963470A (en:Method) 1950-07-11
FR965041A (en:Method) 1950-08-31
GB635001A (en) 1950-03-29
GB635009A (en) 1950-03-29

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