NL2851C - - Google Patents

Info

Publication number
NL2851C
NL2851C NL2851DA NL2851C NL 2851 C NL2851 C NL 2851C NL 2851D A NL2851D A NL 2851DA NL 2851 C NL2851 C NL 2851C
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 NL2851C publication Critical patent/NL2851C/xx

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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/04—Details
    • G01S3/06—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
NL2851D 1915-04-17 NL2851C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191505783T 1915-04-17

Publications (1)

Publication Number Publication Date
NL2851C true NL2851C (en)

Family

ID=32674520

Family Applications (1)

Application Number Title Priority Date Filing Date
NL2851D NL2851C (en) 1915-04-17

Country Status (3)

Country Link
FR (1) FR491732A (en)
GB (1) GB191505783A (en)
NL (1) NL2851C (en)

Also Published As

Publication number Publication date
FR491732A (en) 1919-06-16
GB191505783A (en) 1916-04-13

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