GB1388230A - Frequency extension of circularly polarized antenna - Google Patents

Frequency extension of circularly polarized antenna

Info

Publication number
GB1388230A
GB1388230A GB5873773A GB5873773A GB1388230A GB 1388230 A GB1388230 A GB 1388230A GB 5873773 A GB5873773 A GB 5873773A GB 5873773 A GB5873773 A GB 5873773A GB 1388230 A GB1388230 A GB 1388230A
Authority
GB
United Kingdom
Prior art keywords
aerial
spiral
dipole
extensions
ground plane
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
GB5873773A
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.)
Bendix Corp
Original Assignee
Bendix Corp
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 Bendix Corp filed Critical Bendix Corp
Publication of GB1388230A publication Critical patent/GB1388230A/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
    • H01Q9/27—Spiral antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/40—Radiating elements coated with or embedded in protective material
    • H01Q1/405—Radome integrated radiating elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
GB5873773A 1972-12-26 1973-12-19 Frequency extension of circularly polarized antenna Expired GB1388230A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00318137A US3820117A (en) 1972-12-26 1972-12-26 Frequency extension of circularly polarized antenna

Publications (1)

Publication Number Publication Date
GB1388230A true GB1388230A (en) 1975-03-26

Family

ID=23236818

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5873773A Expired GB1388230A (en) 1972-12-26 1973-12-19 Frequency extension of circularly polarized antenna

Country Status (6)

Country Link
US (1) US3820117A (de)
JP (1) JPS5746241B2 (de)
DE (1) DE2362913C3 (de)
FR (1) FR2211767B1 (de)
GB (1) GB1388230A (de)
IL (1) IL43841A (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4042935A (en) * 1974-08-01 1977-08-16 Hughes Aircraft Company Wideband multiplexing antenna feed employing cavity backed wing dipoles
US4309706A (en) * 1974-11-14 1982-01-05 The United States Of America As Represented By The Secretary Of The Navy Wideband direction-finding system
US4032921A (en) * 1975-09-08 1977-06-28 American Electronic Laboratories, Inc. Broad-band spiral-slot antenna
US4012744A (en) * 1975-10-20 1977-03-15 Itek Corporation Helix-loaded spiral antenna
US4015264A (en) * 1975-11-20 1977-03-29 Textron, Inc. Dual mode broadband antenna
JPS58974Y2 (ja) * 1976-11-19 1983-01-08 防衛庁技術研究本部長 空中線装置
US4114164A (en) * 1976-12-17 1978-09-12 Transco Products, Inc. Broadband spiral antenna
CA1104712A (en) * 1978-09-08 1981-07-07 Robert Milne Broadband shaped beam antenna
US4348677A (en) * 1979-06-25 1982-09-07 General Dynamics, Pomona Division Common aperture dual mode seeker antenna
US4697192A (en) * 1985-04-16 1987-09-29 Texas Instruments Incorporated Two arm planar/conical/helix antenna
EP0280644A3 (de) * 1987-02-26 1989-03-01 Schumacher, Hanns-Joachim, Dr. med. dent. Anordnung zum Ermitteln und/oder Beeinflussen von elektromagnetischen Wellen, Verfahren zur Herstellung der Anordnung sowie Antenne zum Ausführen des Verfahrens und zum Aufbau der Anordnung
FR2751470B1 (fr) * 1989-08-03 1999-02-19 Dassault Electronique Dispositif d'antennes spirales perfectionne
FR2665324B1 (fr) * 1990-07-27 1996-08-14 Thomson Csf Procede de fabrication de circuit imprime et circuit obtenu par ce procede.
AU1346592A (en) * 1991-01-24 1992-08-27 Rdi Electronics, Inc. Broadband antenna
US6104353A (en) * 1998-06-30 2000-08-15 Rdi Electronics, Inc. Local television antenna system for use with direct broadcast satellite television systems
SE516235C2 (sv) 1999-06-18 2001-12-03 Ericsson Telefon Ab L M Avstämbar spiralantenn
RU2163739C1 (ru) * 2000-07-20 2001-02-27 Криштопов Александр Владимирович Антенна
WO2003105273A2 (en) * 2002-06-10 2003-12-18 Hrl Laboratories, Llc Low profile, dual polarized/pattern antenna
US7199763B2 (en) * 2004-05-03 2007-04-03 Lockheed Martin Corporation Ground proximity antenna system
DE102013214189A1 (de) * 2013-07-19 2015-01-22 Plath Gmbh Anordnung und ein Verfahren zum Einbau einer Peilantenne in ein Radom, vorzugsweise zum nachträglichen Einbau in ein Radom
US10992046B2 (en) * 2019-06-12 2021-04-27 Bae Systems Information And Electronic Systems Integration Inc. Low profile high gain dual polarization UHF/VHF antenna

Also Published As

Publication number Publication date
IL43841A0 (en) 1974-03-14
FR2211767B1 (de) 1979-05-04
US3820117A (en) 1974-06-25
JPS4998558A (de) 1974-09-18
IL43841A (en) 1976-05-31
DE2362913A1 (de) 1974-06-27
JPS5746241B2 (de) 1982-10-02
FR2211767A1 (de) 1974-07-19
DE2362913B2 (de) 1978-12-21
DE2362913C3 (de) 1979-08-16

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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