GB1312965A - Antenna system - Google Patents

Antenna system

Info

Publication number
GB1312965A
GB1312965A GB2556670A GB2556670A GB1312965A GB 1312965 A GB1312965 A GB 1312965A GB 2556670 A GB2556670 A GB 2556670A GB 2556670 A GB2556670 A GB 2556670A GB 1312965 A GB1312965 A GB 1312965A
Authority
GB
United Kingdom
Prior art keywords
mast
loop
corners
arrays
gap
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
GB2556670A
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.)
Scanwell Laboratories Inc
Original Assignee
Scanwell Laboratories Inc
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 Scanwell Laboratories Inc filed Critical Scanwell Laboratories Inc
Publication of GB1312965A publication Critical patent/GB1312965A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/265—Open ring dipoles; Circular dipoles
    • 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)
GB2556670A 1969-07-11 1970-05-27 Antenna system Expired GB1312965A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84102369A 1969-07-11 1969-07-11

Publications (1)

Publication Number Publication Date
GB1312965A true GB1312965A (en) 1973-04-11

Family

ID=25283824

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2556670A Expired GB1312965A (en) 1969-07-11 1970-05-27 Antenna system

Country Status (6)

Country Link
US (1) US3613099A (de)
AU (1) AU1726970A (de)
DE (1) DE2032877A1 (de)
ES (1) ES380406A1 (de)
FR (1) FR2051683A1 (de)
GB (1) GB1312965A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012742A (en) * 1975-12-29 1977-03-15 International Telephone And Telegraph Corporation Multimode loop antenna
US4484196A (en) * 1980-08-01 1984-11-20 The Commonwealth Of Australia Antenna drive arrangement for very high frequency omidirectional range navigation system
EP0184235A1 (de) * 1984-11-08 1986-06-11 Koninklijke Philips Electronics N.V. VOR-Antenne in einem Radionavigationssystem
US6515632B1 (en) * 2001-06-06 2003-02-04 Tdk Rf Solutions Multiply-fed loop antenna
US20170149148A1 (en) * 2015-11-25 2017-05-25 Thales Defense & Security, Inc. Direct drive very high frequency omni directional radio range (vor) antenna

Also Published As

Publication number Publication date
US3613099A (en) 1971-10-12
ES380406A1 (es) 1973-04-01
DE2032877A1 (de) 1971-01-21
AU1726970A (en) 1972-01-13
FR2051683A1 (de) 1971-04-09

Similar Documents

Publication Publication Date Title
US2532551A (en) Biconical electromagnetic horn antenna
GB714974A (en) Antenna system combinations and arrays
GB927051A (en) Improvements in or relating to antennas for high frequencies
GB739618A (en) Antenna feed systems
US2771606A (en) Ultra-high frequency antenna system
GB1312965A (en) Antenna system
US2866194A (en) Omnidirectional beacon antenna
US2465379A (en) Antenna unit
US4518969A (en) Vertically polarized omnidirectional antenna
US2516706A (en) Antenna system
US2350916A (en) Ultra short wave antenna system
US3727231A (en) Collinear dipole antenna
US2149333A (en) Combined low frequency and turnstile antennas
US2688081A (en) Antenna system
US3231891A (en) Multi-polarized loop antenna array electromagnetically coupled to spaced transmission line
GB1095907A (en) Improvements in or relating to radio receiving and transmitting systems
GB1000855A (en) Improvements in or relating to electromagnetic wave transmitting aerials
US3210768A (en) Log periodic antenna fed by single zigzag conductor which reduces capacitive loadingon the monopole radiators and reduces cross polarization
US2880418A (en) Omnidirectional antenna using dipoles
GB1105354A (en) Improvements in radio antennas
US2029015A (en) Antenna
GB666285A (en) An improved wireless aerial
US2285395A (en) Aerial or aerial system
GB1057489A (en) Improvements in or relating to aerials
US2422026A (en) Radio direction finding

Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed