GB1517411A - Omnidirectional antenna - Google Patents

Omnidirectional antenna

Info

Publication number
GB1517411A
GB1517411A GB1296/76A GB129676A GB1517411A GB 1517411 A GB1517411 A GB 1517411A GB 1296/76 A GB1296/76 A GB 1296/76A GB 129676 A GB129676 A GB 129676A GB 1517411 A GB1517411 A GB 1517411A
Authority
GB
United Kingdom
Prior art keywords
reflector
mast
jan
box
circular
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
GB1296/76A
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.)
Nederlanden Staat
Original Assignee
Nederlanden Staat
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 Nederlanden Staat filed Critical Nederlanden Staat
Publication of GB1517411A publication Critical patent/GB1517411A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/02—Waveguide horns
    • H01Q13/04—Biconical horns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/102—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are of convex toroïdal shape

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB1296/76A 1975-01-21 1976-01-14 Omnidirectional antenna Expired GB1517411A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7500682,A NL169124C (nl) 1975-01-21 1975-01-21 Rondstraalantenne.

Publications (1)

Publication Number Publication Date
GB1517411A true GB1517411A (en) 1978-07-12

Family

ID=19823022

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1296/76A Expired GB1517411A (en) 1975-01-21 1976-01-14 Omnidirectional antenna

Country Status (6)

Country Link
US (1) US4014027A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5811761B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH596675A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2600944C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1517411A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL169124C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4643545A (en) * 1984-07-02 1987-02-17 The United States Of America As Represented By The Secretary Of The Army Reflecting aspheres of revolution for forming certain beams
GB8602246D0 (en) * 1986-01-30 1986-03-05 British Telecomm Omnidirectional antenna
JP2608412B2 (ja) * 1987-07-27 1997-05-07 富士通株式会社 水平面内無指向性アンテナ
GB9227187D0 (en) * 1992-12-18 1993-02-24 Mabbott Robert J Printing process
US5486838A (en) * 1993-08-23 1996-01-23 Andrew Corporation Broadband omnidirectional microwave antenna for minimizing radiation toward the upper hemisphere
US5467955A (en) * 1994-07-28 1995-11-21 Bellsouth Corporation Antenna mounting platform for a monopole tower
CA2198969A1 (en) * 1996-03-04 1997-09-04 Andrew Corporation Broadband omnidirectional microwave antenna with decreased sky radiation and with a simple means of elevation-plane pattern control
US6094174A (en) * 1996-03-04 2000-07-25 Andrew Corporation Broadband omnidirectional microwave parabolic dish--shaped cone antenna
WO2011057670A1 (en) * 2009-11-13 2011-05-19 Telefonaktiebolaget L M Ericsson (Publ) Antenna mast arrangement
CN102427167A (zh) * 2011-07-29 2012-04-25 中国兵器工业第二○六研究所 一种基于圆波导te01模的宽带e面全向天线

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE710360C (de) * 1936-05-19 1941-09-11 Rca Corp Antennenanordnung
US2486589A (en) * 1945-02-27 1949-11-01 Us Navy Apple-core reflector antenna
US2549143A (en) * 1947-11-06 1951-04-17 Bell Telephone Labor Inc Microwave broadcast antenna
US2881431A (en) * 1956-03-30 1959-04-07 Frank L Hennessey Ring source omnidirectional antenna
US3169246A (en) * 1963-03-15 1965-02-09 Bell Telephone Labor Inc Antenna array of same directed horn reflector units supported in a side-by-side manner
US3317912A (en) * 1963-07-29 1967-05-02 Kenneth S Kelleher Plural concentric parabolic antenna for omnidirectional coverage
DE1303670B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1966-04-29 1972-05-31 Rohde & Schwarz
DE2054621A1 (de) * 1970-11-06 1972-06-15 Deutsche Bundespost Rundstrahlantenne mit angenähert kosekansförmigem Vertikaldiagramm
JPS4717535U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-03-29 1972-10-28

Also Published As

Publication number Publication date
CH596675A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-03-15
NL169124C (nl) 1982-06-01
NL169124B (nl) 1982-01-04
NL7500682A (nl) 1976-07-23
JPS5811761B2 (ja) 1983-03-04
US4014027A (en) 1977-03-22
DE2600944B2 (de) 1978-01-05
DE2600944A1 (de) 1976-07-22
DE2600944C3 (de) 1982-07-01
JPS5197958A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-08-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee