EP0394931A3 - Antenne à fente annulaire - Google Patents

Antenne à fente annulaire Download PDF

Info

Publication number
EP0394931A3
EP0394931A3 EP19900107679 EP90107679A EP0394931A3 EP 0394931 A3 EP0394931 A3 EP 0394931A3 EP 19900107679 EP19900107679 EP 19900107679 EP 90107679 A EP90107679 A EP 90107679A EP 0394931 A3 EP0394931 A3 EP 0394931A3
Authority
EP
European Patent Office
Prior art keywords
ring slot
antenna
coaxial line
shaped
band
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.)
Ceased
Application number
EP19900107679
Other languages
German (de)
English (en)
Other versions
EP0394931A2 (fr
Inventor
Anton Dipl.-Ing. Brunner
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of EP0394931A2 publication Critical patent/EP0394931A2/fr
Publication of EP0394931A3 publication Critical patent/EP0394931A3/fr
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H01Q13/10—Resonant slot antennas
    • H01Q13/18—Resonant slot antennas the slot being backed by, or formed in boundary wall of, a resonant cavity ; Open cavity antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • H01Q1/286—Adaptation for use in or on aircraft, missiles, satellites, or balloons substantially flush mounted with the skin of the craft
    • 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)
  • Engineering & Computer Science (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Details Of Aerials (AREA)
  • Waveguide Aerials (AREA)
  • Support Of Aerials (AREA)
EP19900107679 1989-04-26 1990-04-23 Antenne à fente annulaire Ceased EP0394931A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3913799 1989-04-26
DE3913799 1989-04-26

Publications (2)

Publication Number Publication Date
EP0394931A2 EP0394931A2 (fr) 1990-10-31
EP0394931A3 true EP0394931A3 (fr) 1991-09-11

Family

ID=6379526

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900107679 Ceased EP0394931A3 (fr) 1989-04-26 1990-04-23 Antenne à fente annulaire

Country Status (1)

Country Link
EP (1) EP0394931A3 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2672437B1 (fr) * 1991-02-01 1993-09-17 Alcatel Espace Dispositif rayonnant pour antenne plane.
GB2274548B (en) * 1993-01-25 1996-07-24 Securicor Datatrak Ltd Dual purpose, low profile antenna
GB2609936B (en) * 2021-08-17 2024-02-28 Chelton Ltd Antenna

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791769A (en) * 1950-09-27 1957-05-07 Rca Corp Dual slot wide band antenna
US4229744A (en) * 1979-03-14 1980-10-21 The United States Of America As Represented By The Field Operations Bureau Of The Federal Communications Commission Directional annular slot antenna

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791769A (en) * 1950-09-27 1957-05-07 Rca Corp Dual slot wide band antenna
US4229744A (en) * 1979-03-14 1980-10-21 The United States Of America As Represented By The Field Operations Bureau Of The Federal Communications Commission Directional annular slot antenna

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION. Bd. AP-32, Nr. 4, April 1984, NEW YORK US Seiten 412 - 414; COLEMAN AND WRIGHT: 'A Compact Flush-Mounting Antenna with Direction Finding and Steerable Car rdioid Pattern Capability ' *
NAVY TECHNICAL DISCLOSURE BULLETIN. Bd. 2, Nr. 8, August 1977, ARLINGTON US Seiten 33 - 38; COLEMAN: 'FLUSH MOUNTING ANTENNA SYSTEM ' *

Also Published As

Publication number Publication date
EP0394931A2 (fr) 1990-10-31

Similar Documents

Publication Publication Date Title
CA2032650A1 (fr) Antenne multibande
EP1020953A3 (fr) Antenne à faisceaux multiples à zones sélectives en fréquence ou sensibles à la polarisation
GB2147147B (en) Switchable antenna for the vhf and uhf frequency bands
GB1275579A (en) Electronically controlled antenna system
EP0339822A3 (fr) Dispositif de test pour émetteur-récepteur
DE69418242D1 (de) Schaltungsanordnung zur Impedanzanpassung für zwei Frequenzen für eine Antenne
SE8406007L (sv) Radaranleggning
EP0377530A3 (fr) Fibre alimentaire enrichie en bêta-glucane et procédé pour la préparer
EP0346974A3 (fr) Agencement en quadrature de bobines à haute fréquence pour un appareil d'examen à résonance nucléaire
EP0394931A3 (fr) Antenne à fente annulaire
EP1085598A3 (fr) Réflecteur à surface déformable et à foyers spatialement séparés pour l'illumination de territoires identiques, système d'antenne et méthode pour la détermination de la surface
EP0747992A3 (fr) Antenne à double fréquence et ouverture commune
GB2165097A (en) Biconical antennae
GB1519880A (en) Broad band omnidirectional antenna array
GB1307648A (en) Circular multi-range receiving aerial assembly
FI57195C (fi) Rundmottagande antenn
CN112909499A (zh) 天线结构和电子设备
CN109346836A (zh) 一种广播频段专用全向监测天线
COYLE Test and evaluation of air/ground communications antennas[Final Report, Jan.- Dec. 1977]
Liu et al. Fractal multiband antennas based on lotus‐pod patterns
EP0897197A3 (fr) Aiguillage de polarisation pour deux bandes de fréquence différentes
JPS566503A (en) Microstrip antenna
GB153267A (en) Improvements in or relating to radio apparatus
NICOLAS et al. Problems of antennas operating in the telemetric S band region
Martin Beamforming Broadband Antennas for Radio Communication: A Pilot Study(Lobformande Bredbandiga Antenner foer Radiokommunikation: En Foerstudie)

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): BE DE FR GB IT NL

17P Request for examination filed

Effective date: 19901205

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): BE DE FR GB IT NL

17Q First examination report despatched

Effective date: 19940209

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 19940731