GB519462A - Method and means for determining absolute direction of propagation of electromagnetic waves - Google Patents

Method and means for determining absolute direction of propagation of electromagnetic waves

Info

Publication number
GB519462A
GB519462A GB21997/39A GB2199739A GB519462A GB 519462 A GB519462 A GB 519462A GB 21997/39 A GB21997/39 A GB 21997/39A GB 2199739 A GB2199739 A GB 2199739A GB 519462 A GB519462 A GB 519462A
Authority
GB
United Kingdom
Prior art keywords
absolute direction
plane
fields
propagation
strengths
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
GB21997/39A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB519462A publication Critical patent/GB519462A/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
    • 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
    • G01S3/14—Systems for determining direction or deviation from predetermined direction

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)
GB21997/39A 1937-09-17 1938-09-13 Method and means for determining absolute direction of propagation of electromagnetic waves Expired GB519462A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR519462X 1937-09-17

Publications (1)

Publication Number Publication Date
GB519462A true GB519462A (en) 1940-03-27

Family

ID=8916411

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21997/39A Expired GB519462A (en) 1937-09-17 1938-09-13 Method and means for determining absolute direction of propagation of electromagnetic waves

Country Status (2)

Country Link
GB (1) GB519462A (enrdf_load_stackoverflow)
NL (1) NL55148C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL55148C (enrdf_load_stackoverflow)

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