GB541593A - Directional antenna systems - Google Patents

Directional antenna systems

Info

Publication number
GB541593A
GB541593A GB9974/40A GB997440A GB541593A GB 541593 A GB541593 A GB 541593A GB 9974/40 A GB9974/40 A GB 9974/40A GB 997440 A GB997440 A GB 997440A GB 541593 A GB541593 A GB 541593A
Authority
GB
United Kingdom
Prior art keywords
aerials
path
varying
received along
arrays
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
GB9974/40A
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 GB541593A publication Critical patent/GB541593A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H01Q21/12—Parallel arrangements of substantially straight elongated conductive units
    • 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
    • G01S1/00—Beacons 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
    • G01S1/02—Beacons 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)
  • Aerials With Secondary Devices (AREA)
GB9974/40A 1939-08-18 1940-06-07 Directional antenna systems Expired GB541593A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR862260T 1939-08-18

Publications (1)

Publication Number Publication Date
GB541593A true GB541593A (en) 1941-12-03

Family

ID=9342743

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9974/40A Expired GB541593A (en) 1939-08-18 1940-06-07 Directional antenna systems

Country Status (3)

Country Link
BE (1) BE479584A (no)
FR (1) FR862260A (no)
GB (1) GB541593A (no)

Also Published As

Publication number Publication date
BE479584A (no)
FR862260A (fr) 1941-03-03

Similar Documents

Publication Publication Date Title
GB539602A (en) Improvements in aerial arrays particularly for short-wave communication
GB606124A (en) Directive antenna array
GB558852A (en) Improvements in directional aerial systems
GB541593A (en) Directional antenna systems
GB592571A (en) Improvements in or relating to arrangements for defining a glide path for a landing aircraft
GB504507A (en) Systems of guiding by radio-electric waves, particularly for guiding aeroplanes in altitude
GB536526A (en) Improvements in or relating to radio antennae
GB596479A (en) Directive antenna system
GB517840A (en) Improvements in or relating to radio aerial systems
GB444005A (en) Directional radio receiving arrangements particularly for use with ultra-short waves
GB532955A (en) Improvements in or relating to aerials
GB599922A (en) Improvements in antenna systems
GB588044A (en) Improvements in aerial arrays
GB588024A (en) Improvements in or relating to equi-signal radio beacon systems
GB274970A (en) Improvements in or relating to aerial systems and feeding systems therefor
GB434637A (en) Improvements in or relating to radio transmitters
GB502972A (en) Improvements in directional aerial systems
GB494801A (en) Antenna network particularly applicable to systems for radio guiding of moving vehicles
GB441964A (en) Improvements in or relating to radio direction finding systems
GB392201A (en) Improvements in directional antennae
GB539678A (en) Improvements in or relating to aerials
GB596442A (en) Improvement in antenna systems
GB570201A (en) Improvements relating to antenna systems
GB356635A (en) Improvements in or relating to antenna systems
GB580640A (en) Improvements in or relating to radio glide path landing systems for aircraft