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ES8500514A1 - Una antena perfeccionada - Google Patents

Una antena perfeccionada

Info

Publication number
ES8500514A1
ES8500514A1 ES528509A ES528509A ES8500514A1 ES 8500514 A1 ES8500514 A1 ES 8500514A1 ES 528509 A ES528509 A ES 528509A ES 528509 A ES528509 A ES 528509A ES 8500514 A1 ES8500514 A1 ES 8500514A1
Authority
ES
Spain
Prior art keywords
antenna
dual mode
radiators
spiral antenna
low angle
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
ES528509A
Other languages
English (en)
Other versions
ES528509A0 (es
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.)
Granger Associates Inc
Original Assignee
Granger Associates 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 Granger Associates Inc filed Critical Granger Associates Inc
Publication of ES8500514A1 publication Critical patent/ES8500514A1/es
Publication of ES528509A0 publication Critical patent/ES528509A0/es
Granted 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
    • H01Q9/27—Spiral antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/14—Supports; Mounting means for wire or other non-rigid radiating elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)

Abstract

ESTRUCTURA DE ANTENA SOPORTADA EN EL SUELO.CONSTA DE UNA SECCION RADIANTE (14) QUE INCLUYE CUATRO RADIADORES DE ALAMBRE (18A, 18B, 18C, 18D) SITUADOS ALREDEDOR DE LA SUPERFICIE DE UN CONO INVERTIDO IMAGINARIO, QUE TIENE SU VERTICE (20) SITUADO A UNA DISTANCIA DETERMINADA, SOBRE LA SUPERFICIE HORIZONTAL DEL SUELO (12); Y DE UNA SECCION DE SUJECION (16) QUE MANTIENE EL EJE CENTRAL DEL CONO ESPIRAL EN UNA DIRECCION VERTICAL.
ES528509A 1982-12-30 1983-12-29 Una antena perfeccionada Granted ES528509A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/454,693 US4498084A (en) 1982-12-30 1982-12-30 Four wire dual mode spiral antenna

Publications (2)

Publication Number Publication Date
ES8500514A1 true ES8500514A1 (es) 1984-10-01
ES528509A0 ES528509A0 (es) 1984-10-01

Family

ID=23805676

Family Applications (1)

Application Number Title Priority Date Filing Date
ES528509A Granted ES528509A0 (es) 1982-12-30 1983-12-29 Una antena perfeccionada

Country Status (9)

Country Link
US (1) US4498084A (es)
JP (1) JPS59167102A (es)
AU (1) AU568107B2 (es)
ES (1) ES528509A0 (es)
GB (1) GB2133219B (es)
IN (1) IN162421B (es)
IT (1) IT1205400B (es)
PT (1) PT77904B (es)
ZA (1) ZA839302B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4635070A (en) * 1983-12-19 1987-01-06 Granger Associates Dual mode antenna having simultaneous operating modes
US5189434A (en) * 1989-03-21 1993-02-23 Antenna Products Corp. Multi-mode antenna system having plural radiators coupled via hybrid circuit modules
US5216436A (en) * 1991-05-31 1993-06-01 Harris Corporation Collapsible, low visibility, broadband tapered helix monopole antenna
US6054964A (en) * 1994-04-21 2000-04-25 The United States Of America As Represented By The Secretary Of The Navy Split rosette-shaped monopole antenna top-load for increased antenna voltage and power capability
US5673055A (en) * 1994-04-21 1997-09-30 The United States Of America As Represented By The Secretary Of The Navy Rosette-shaped monopole antenna top-load for increased antenna voltage and power capability
US6112056A (en) 1995-06-07 2000-08-29 Cisco Systems, Inc. Low power, short range point-to-multipoint communications system
US6967626B2 (en) * 2003-09-09 2005-11-22 Bae Systems Information And Electronic Systems Integration Inc. Collapsible wide band width discone antenna
GB2546520B (en) * 2016-01-21 2022-04-06 Qinetiq Ltd Method for identifying an adverse EMI environment
CN110783696A (zh) * 2019-10-25 2020-02-11 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） 机动式低频发射天线
CN111668609B (zh) * 2020-07-21 2021-07-20 西安星网天线技术有限公司 一种可折叠便携双模超宽频带全向天线
CN112864571A (zh) * 2020-12-31 2021-05-28 河南爱科瑞特电子科技有限公司 一种近空无盲区高增益天线及其使用方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683390A (en) * 1971-04-26 1972-08-08 Collins Radio Co Hf broadband omnidirectional antenna
US3906509A (en) * 1974-03-11 1975-09-16 Raymond H Duhamel Circularly polarized helix and spiral antennas

Also Published As

Publication number Publication date
IT8368316A0 (it) 1983-12-19
GB2133219A (en) 1984-07-18
AU2231983A (en) 1984-07-05
PT77904A (en) 1984-01-01
US4498084A (en) 1985-02-05
AU568107B2 (en) 1987-12-17
IN162421B (es) 1988-05-28
IT1205400B (it) 1989-03-15
GB8333407D0 (en) 1984-01-25
ZA839302B (en) 1985-02-27
GB2133219B (en) 1986-11-19
JPH0415641B2 (es) 1992-03-18
ES528509A0 (es) 1984-10-01
PT77904B (en) 1986-03-25
JPS59167102A (ja) 1984-09-20

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