FR2425736A1 - Agencement d'antennes - Google Patents

Agencement d'antennes

Info

Publication number
FR2425736A1
FR2425736A1 FR7911688A FR7911688A FR2425736A1 FR 2425736 A1 FR2425736 A1 FR 2425736A1 FR 7911688 A FR7911688 A FR 7911688A FR 7911688 A FR7911688 A FR 7911688A FR 2425736 A1 FR2425736 A1 FR 2425736A1
Authority
FR
France
Prior art keywords
antenna
shielding conductor
antenna arrangement
frequency band
bracket
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.)
Granted
Application number
FR7911688A
Other languages
English (en)
Other versions
FR2425736B1 (fr
Inventor
John Francis Aspinall
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.)
Communications Patents Ltd
Original Assignee
Communications Patents Ltd
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 Communications Patents Ltd filed Critical Communications Patents Ltd
Publication of FR2425736A1 publication Critical patent/FR2425736A1/fr
Application granted granted Critical
Publication of FR2425736B1 publication Critical patent/FR2425736B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)

Abstract

LA PRESENTE INVENTION CONCERNE DES AGENCEMENTS D'ANTENNES ET EN PARTICULIER DES ANTENNES DESTINEES A RECEVOIR DES SIGNAUX DANS PLUS D'UNE BANDE DE FREQUENCES. CET AGENCEMENT D'ANTENNES EST CARACTERISE EN CE QU'IL COMPREND UNE PREMIERE ANTENNE MONTEE SUR UN SUPPORT ALLONGE, ET UN CABLE D'ANTENNE COMPORTANT UN CONDUCTEUR BLINDE ET UN CONDUCTEUR DE BLINDAGE S'ETENDANT LONGITUDINALEMENT LE LONG DU SUPPORT A PARTIR DE LA PREMIERE ANTENNE, LE CONDUCTEUR BLINDE ETANT RELIE A DES MOYENS POUR DETECTER DES SIGNAUX DANS UNE PREMIERE BANDE DE FREQUENCES RECUE PAR LA PREMIERE ANTENNE TANDIS QUE LE CONDUCTEUR DE BLINDAGE FORME UNE SECONDE ANTENNE CONNECTEE A DES MOYENS POUR DETECTER DES SIGNAUX DANS AU MOINS UNE AUTRE BANDE DE FREQUENCE RECUE PAR LE CONDUCTEUR DE BLINDAGE. APPLICATION AUX AIDES RADIOELECTRIQUES A LA NAVIGATION.
FR7911688A 1978-05-09 1979-05-09 Agencement d'antennes Granted FR2425736A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18580/78A GB1595277A (en) 1978-05-09 1978-05-09 Antenna arrangements

Publications (2)

Publication Number Publication Date
FR2425736A1 true FR2425736A1 (fr) 1979-12-07
FR2425736B1 FR2425736B1 (fr) 1985-02-08

Family

ID=10114901

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7911688A Granted FR2425736A1 (fr) 1978-05-09 1979-05-09 Agencement d'antennes

Country Status (4)

Country Link
US (1) US4282528A (fr)
DE (1) DE2916922A1 (fr)
FR (1) FR2425736A1 (fr)
GB (1) GB1595277A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987000351A1 (fr) * 1985-06-27 1987-01-15 Richard Shubert Antenne mobile multipolaire axiale
FR2678437B1 (fr) * 1991-06-28 1994-01-28 France Telecom Antenne mixte pour reception de signaux emis simultanement par satellite et par stations terrestres, notamment pour la reception de signaux de radiodiffusion sonore numerique.
GB2274548B (en) * 1993-01-25 1996-07-24 Securicor Datatrak Ltd Dual purpose, low profile antenna
US7710273B2 (en) * 1999-09-02 2010-05-04 Round Rock Research, Llc Remote communication devices, radio frequency identification devices, wireless communication systems, wireless communication methods, radio frequency identification device communication methods, and methods of forming a remote communication device
US6597258B2 (en) * 2001-08-30 2003-07-22 Spectrum Astro High performance diplexer and method
US8593363B2 (en) 2011-01-27 2013-11-26 Tdk Corporation End-fed sleeve dipole antenna comprising a ¾-wave transformer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569970A (en) * 1968-10-01 1971-03-09 Collins Radio Co Portable antenna having a mast formed of coaxial waveguide sections
US3699452A (en) * 1969-04-18 1972-10-17 Hans Kolbe & Co Kg Active antenna arrangement for a plurality of frequency ranges
DE2461994A1 (de) * 1967-09-01 1975-11-27 Hans Heinrich Prof Dr Meinke Transistorierte empfangsantenne
FR2300429A1 (fr) * 1975-02-07 1976-09-03 Thomson Csf Groupement
GB1515710A (en) * 1976-06-17 1978-06-28 Marconi Co Ltd Radio receiving antennae

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2954556A (en) * 1956-10-10 1960-09-27 Andrew Corp Cross polarized dual feed
DE1466279A1 (de) * 1964-07-22 1969-03-27 Sihn Jr Kg Wilhelm Mehrbereich-Empfangsantennen-Anordnung
US3879735A (en) * 1974-05-22 1975-04-22 Us Army Broadband antenna systems with isolated independent radiators

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2461994A1 (de) * 1967-09-01 1975-11-27 Hans Heinrich Prof Dr Meinke Transistorierte empfangsantenne
US3569970A (en) * 1968-10-01 1971-03-09 Collins Radio Co Portable antenna having a mast formed of coaxial waveguide sections
US3699452A (en) * 1969-04-18 1972-10-17 Hans Kolbe & Co Kg Active antenna arrangement for a plurality of frequency ranges
FR2300429A1 (fr) * 1975-02-07 1976-09-03 Thomson Csf Groupement
GB1515710A (en) * 1976-06-17 1978-06-28 Marconi Co Ltd Radio receiving antennae

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/77 *

Also Published As

Publication number Publication date
DE2916922A1 (de) 1979-11-22
US4282528A (en) 1981-08-04
FR2425736B1 (fr) 1985-02-08
GB1595277A (en) 1981-08-12

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Legal Events

Date Code Title Description
ST Notification of lapse