CH258882A - Radio-Signalanlage zur Kenntlichmachung von für Navigationszwecke wichtigen Punkten bei unsichtigem Wetter. - Google Patents

Radio-Signalanlage zur Kenntlichmachung von für Navigationszwecke wichtigen Punkten bei unsichtigem Wetter.

Info

Publication number
CH258882A
CH258882A CH258882DA CH258882A CH 258882 A CH258882 A CH 258882A CH 258882D A CH258882D A CH 258882DA CH 258882 A CH258882 A CH 258882A
Authority
CH
Switzerland
Prior art keywords
radio signal
signal system
important points
poor weather
navigation purposes
Prior art date
Application number
Other languages
English (en)
Inventor
Ag Standard Telephon Und Radio
Original Assignee
Standard Telephon & Radio Ag
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 Standard Telephon & Radio Ag filed Critical Standard Telephon & Radio Ag
Publication of CH258882A publication Critical patent/CH258882A/de

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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radio Relay Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
CH258882D 1945-03-05 1947-05-31 Radio-Signalanlage zur Kenntlichmachung von für Navigationszwecke wichtigen Punkten bei unsichtigem Wetter. CH258882A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US258882XA 1945-03-05 1945-03-05

Publications (1)

Publication Number Publication Date
CH258882A true CH258882A (de) 1948-12-31

Family

ID=21828589

Family Applications (1)

Application Number Title Priority Date Filing Date
CH258882D CH258882A (de) 1945-03-05 1947-05-31 Radio-Signalanlage zur Kenntlichmachung von für Navigationszwecke wichtigen Punkten bei unsichtigem Wetter.

Country Status (2)

Country Link
CH (1) CH258882A (de)
GB (1) GB613964A (de)

Also Published As

Publication number Publication date
GB613964A (en) 1948-12-07

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