GB1359830A - Multimode antennas - Google Patents

Multimode antennas

Info

Publication number
GB1359830A
GB1359830A GB5947671A GB5947671A GB1359830A GB 1359830 A GB1359830 A GB 1359830A GB 5947671 A GB5947671 A GB 5947671A GB 5947671 A GB5947671 A GB 5947671A GB 1359830 A GB1359830 A GB 1359830A
Authority
GB
United Kingdom
Prior art keywords
waveguide
main
flared
feeds
waveguides
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
GB5947671A
Other languages
English (en)
Inventor
S Drabowitch
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of GB1359830A publication Critical patent/GB1359830A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/04—Multimode antennas

Landscapes

  • Waveguide Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB5947671A 1970-12-22 1971-12-21 Multimode antennas Expired GB1359830A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7046249A FR2118848B1 (enrdf_load_stackoverflow) 1970-12-22 1970-12-22

Publications (1)

Publication Number Publication Date
GB1359830A true GB1359830A (en) 1974-07-10

Family

ID=9066194

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5947671A Expired GB1359830A (en) 1970-12-22 1971-12-21 Multimode antennas

Country Status (6)

Country Link
US (1) US3750183A (enrdf_load_stackoverflow)
FR (1) FR2118848B1 (enrdf_load_stackoverflow)
GB (1) GB1359830A (enrdf_load_stackoverflow)
IT (1) IT945571B (enrdf_load_stackoverflow)
NL (1) NL160995C (enrdf_load_stackoverflow)
SE (1) SE375410B (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477785A1 (fr) * 1980-03-07 1981-09-11 Thomson Csf Source hyperfrequence multimode et antenne comportant une telle source
FR2498820A1 (fr) * 1981-01-23 1982-07-30 Thomson Csf Source hyperfrequence bi-bande et antenne comportant une telle source
US4764775A (en) * 1985-04-01 1988-08-16 Hercules Defense Electronics Systems, Inc. Multi-mode feed horn
FR2641133B1 (enrdf_load_stackoverflow) * 1988-12-26 1991-05-17 Alcatel Espace
US5428698A (en) * 1990-12-20 1995-06-27 The Secretary Of State For Defense In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Signal routing device
GB9027658D0 (en) * 1990-12-20 1991-02-13 Secr Defence Intensity dividing device
GB9027657D0 (en) * 1990-12-20 1991-02-13 Secr Defence Optical device
GB9027659D0 (en) * 1990-12-20 1991-02-13 Secr Defence Optical device
DE19937725A1 (de) * 1999-08-10 2001-02-15 Bosch Gmbh Robert Hohlleiterübergang
FR2812457B1 (fr) 2000-07-28 2004-05-28 Thomson Csf Reflecteur hyperfrequence actif a bi-polarisation, notamment pour antenne a balalyage electronique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305870A (en) * 1963-08-12 1967-02-21 James E Webb Dual mode horn antenna
US3373431A (en) * 1964-11-02 1968-03-12 James E. Webb Low-noise single aperture multimode monopulse antenna feed system
FR1537063A (fr) * 1967-07-10 1968-09-02 Labo Cent Telecommunicat Perfectionnements aux cornets multimodes
FR1539766A (fr) * 1967-07-13 1968-09-20 Csf Nouvelle source monopulse multimode
US3573838A (en) * 1968-10-28 1971-04-06 Hughes Aircraft Co Broadband multimode horn antenna
US3566309A (en) * 1969-02-24 1971-02-23 Hughes Aircraft Co Dual frequency band,polarization diverse tracking feed system for a horn antenna

Also Published As

Publication number Publication date
DE2163881A1 (de) 1972-06-29
SE375410B (enrdf_load_stackoverflow) 1975-04-14
NL160995C (nl) 1979-12-17
NL160995B (nl) 1979-07-16
FR2118848A1 (enrdf_load_stackoverflow) 1972-08-04
FR2118848B1 (enrdf_load_stackoverflow) 1974-03-22
NL7117456A (enrdf_load_stackoverflow) 1972-06-26
DE2163881B2 (de) 1975-12-11
US3750183A (en) 1973-07-31
IT945571B (it) 1973-05-10

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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