NL136250B - - Google Patents

Info

Publication number
NL136250B
NL136250B NL136250DA NL136250B NL 136250 B NL136250 B NL 136250B NL 136250D A NL136250D A NL 136250DA NL 136250 B NL136250 B NL 136250B
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 NL136250B publication Critical patent/NL136250B/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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Radar Systems Or Details Thereof (AREA)
NL136250D 1941-12-17 NL136250B (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US423252A US2367177A (en) 1941-12-17 1941-12-17 Radio beacon with quadrant identification

Publications (1)

Publication Number Publication Date
NL136250B true NL136250B (en:Method)

Family

ID=23678195

Family Applications (2)

Application Number Title Priority Date Filing Date
NL67853D NL67853C (en:Method) 1941-12-17
NL136250D NL136250B (en:Method) 1941-12-17

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL67853D NL67853C (en:Method) 1941-12-17

Country Status (6)

Country Link
US (1) US2367177A (en:Method)
BE (1) BE465286A (en:Method)
CH (1) CH258623A (en:Method)
FR (1) FR970201A (en:Method)
GB (1) GB560364A (en:Method)
NL (2) NL136250B (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11767127B2 (en) 2019-10-27 2023-09-26 Francesco DeAngelis Automated aviator recognition system and method for recognizing an aviator

Also Published As

Publication number Publication date
FR970201A (fr) 1951-01-02
BE465286A (en:Method)
NL67853C (en:Method)
CH258623A (de) 1948-12-15
US2367177A (en) 1945-01-16
GB560364A (en) 1944-03-31

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