GB1269950A - Improvements in or relating to antenna feed systems - Google Patents

Improvements in or relating to antenna feed systems

Info

Publication number
GB1269950A
GB1269950A GB54427/68A GB5442768A GB1269950A GB 1269950 A GB1269950 A GB 1269950A GB 54427/68 A GB54427/68 A GB 54427/68A GB 5442768 A GB5442768 A GB 5442768A GB 1269950 A GB1269950 A GB 1269950A
Authority
GB
United Kingdom
Prior art keywords
section
waveguide
grooves
adjacent
extension
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
GB54427/68A
Other languages
English (en)
Inventor
Geoffrey Holman Bryant
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.)
GE Healthcare UK Ltd
Plessey Co Ltd
Original Assignee
GE Healthcare UK Ltd
Plessey Co 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 GE Healthcare UK Ltd, Plessey Co Ltd filed Critical GE Healthcare UK Ltd
Priority to GB54427/68A priority Critical patent/GB1269950A/en
Priority to US875164A priority patent/US3618106A/en
Priority to DE19691957354 priority patent/DE1957354A1/de
Priority to FR6939142A priority patent/FR2023399A1/fr
Priority to JP44091755A priority patent/JPS5024582B1/ja
Publication of GB1269950A publication Critical patent/GB1269950A/en
Expired 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
    • H01Q13/02—Waveguide horns
    • H01Q13/0208—Corrugated horns
    • H01Q13/0225—Corrugated horns of non-circular cross-section

Landscapes

  • Waveguide Aerials (AREA)
GB54427/68A 1968-11-15 1968-11-15 Improvements in or relating to antenna feed systems Expired GB1269950A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB54427/68A GB1269950A (en) 1968-11-15 1968-11-15 Improvements in or relating to antenna feed systems
US875164A US3618106A (en) 1968-11-15 1969-11-10 Antenna feed systems
DE19691957354 DE1957354A1 (de) 1968-11-15 1969-11-14 Antennenspeiseanordnung
FR6939142A FR2023399A1 (enrdf_load_stackoverflow) 1968-11-15 1969-11-14
JP44091755A JPS5024582B1 (enrdf_load_stackoverflow) 1968-11-15 1969-11-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB54427/68A GB1269950A (en) 1968-11-15 1968-11-15 Improvements in or relating to antenna feed systems

Publications (1)

Publication Number Publication Date
GB1269950A true GB1269950A (en) 1972-04-06

Family

ID=10470970

Family Applications (1)

Application Number Title Priority Date Filing Date
GB54427/68A Expired GB1269950A (en) 1968-11-15 1968-11-15 Improvements in or relating to antenna feed systems

Country Status (5)

Country Link
US (1) US3618106A (enrdf_load_stackoverflow)
JP (1) JPS5024582B1 (enrdf_load_stackoverflow)
DE (1) DE1957354A1 (enrdf_load_stackoverflow)
FR (1) FR2023399A1 (enrdf_load_stackoverflow)
GB (1) GB1269950A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4829314A (en) * 1985-12-20 1989-05-09 U.S. Philips Corporation Microwave plane antenna simultaneously receiving two polarizations
WO1998007211A1 (en) * 1996-08-14 1998-02-19 L-3 Communications Corporation Shrouded horn feed assembly
US5793335A (en) * 1996-08-14 1998-08-11 L-3 Communications Corporation Plural band feed system

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754273A (en) * 1970-10-24 1973-08-21 Mitsubishi Electric Corp Corrugated waveguide
FR2331165A1 (fr) * 1975-11-04 1977-06-03 Thomson Csf Cornet exponentiel et antenne comportant un tel cornet
JPS53161988U (enrdf_load_stackoverflow) * 1977-05-23 1978-12-19
US4301456A (en) * 1979-06-27 1981-11-17 Lockheed Corporation Electromagnetic wave attenuating surface
DE3109667A1 (de) * 1981-03-13 1982-09-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt "breitbandiger rillenhornstrahler"
US4419671A (en) * 1981-10-28 1983-12-06 Bell Telephone Laboratories, Incorporated Small dual frequency band hybrid mode feed
US4468672A (en) * 1981-10-28 1984-08-28 Bell Telephone Laboratories, Incorporated Wide bandwidth hybrid mode feeds
US4482899A (en) * 1981-10-28 1984-11-13 At&T Bell Laboratories Wide bandwidth hybrid mode feeds
US4477888A (en) * 1981-11-05 1984-10-16 The United States Of America As Represented By The Secretary Of The Army Microwave system for particle and shock velocity measurement in a geological type material
US4439748A (en) * 1982-06-28 1984-03-27 Bell Telephone Laboratories, Incorporated Corrugated waveguide or feedhorn assembled from grooved pieces
US4521783A (en) * 1982-09-27 1985-06-04 Ford Aerospace & Communications Corporation Offset microwave feed horn for producing focused beam having reduced sidelobe radiation
JPS59186280U (ja) * 1983-05-28 1984-12-11 山下印刷紙器株式会社 巻糸体の集合包装箱
US4533919A (en) * 1983-10-14 1985-08-06 At&T Bell Laboratories Corrugated antenna feed arrangement
BR8305993A (pt) * 1983-10-25 1985-06-04 Brasilia Telecom Aciplador direcional usando guia corrugado para separacao de duas faixas de frequencias mantendo as caracteristicas de polarizacao
IT1180685B (it) * 1984-03-02 1987-09-23 Selenia Spazio Spa Sfasatore differenziale operante in larga banda di frequenza con sfasamento differenziale costante
US5552797A (en) * 1994-12-02 1996-09-03 Avnet, Inc. Die-castable corrugated horns providing elliptical beams
DE102010010299B4 (de) * 2010-03-04 2014-07-24 Astrium Gmbh Diplexer für eine Reflektorantenne

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2395560A (en) * 1940-10-19 1946-02-26 Bell Telephone Labor Inc Wave guide
US2567748A (en) * 1943-10-02 1951-09-11 Milton G White Control of wave length in wave guides
FR991681A (fr) * 1944-04-27 1951-10-09 Csf Guides à retard en ondes décimétriques
BE485147A (enrdf_load_stackoverflow) * 1947-10-06
US2659817A (en) * 1948-12-31 1953-11-17 Bell Telephone Labor Inc Translation of electromagnetic waves
US2623121A (en) * 1950-04-28 1952-12-23 Nat Union Radio Corp Wave guide

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4829314A (en) * 1985-12-20 1989-05-09 U.S. Philips Corporation Microwave plane antenna simultaneously receiving two polarizations
WO1998007211A1 (en) * 1996-08-14 1998-02-19 L-3 Communications Corporation Shrouded horn feed assembly
US5793335A (en) * 1996-08-14 1998-08-11 L-3 Communications Corporation Plural band feed system
US5793334A (en) * 1996-08-14 1998-08-11 L-3 Communications Corporation Shrouded horn feed assembly

Also Published As

Publication number Publication date
DE1957354A1 (de) 1970-06-11
US3618106A (en) 1971-11-02
JPS5024582B1 (enrdf_load_stackoverflow) 1975-08-16
FR2023399A1 (enrdf_load_stackoverflow) 1970-08-21

Similar Documents

Publication Publication Date Title
GB1269950A (en) Improvements in or relating to antenna feed systems
US3389394A (en) Multiple frequency antenna
US4447811A (en) Dielectric loaded horn antennas having improved radiation characteristics
GB592120A (en) Devices for the transmission or reception of ultra-high frequency electromagnetic waves
US6137450A (en) Dual-linearly polarized multi-mode rectangular horn for array antennas
US3305870A (en) Dual mode horn antenna
GB589603A (en) Improvements in or relating to directional antennas
IE45425L (en) Multiple omnidirectional antenna assembly
US3100894A (en) Dual frequency feed horn
GB959004A (en) Radar antenna
US3268902A (en) Dual frequency microwave aperturetype antenna providing similar radiation pattern on both frequencies
US4287519A (en) Multi-mode Luneberg lens antenna
US4460901A (en) Integrated antenna-radome structure that functions as a self-referencing interferometer
US3150333A (en) Coupling orthogonal polarizations in a common square waveguide with modes in individual waveguides
EP0290508B1 (en) Orthogonal mode electromagnetic wave launcher
US3031661A (en) Microwave antenna feed for circular polarization
GB1533889A (en) Arrangement for extracting divergence-measuring modes in a corrugated guide and a tracking antenna incorporating such an arrangement
US2943324A (en) Dual frequency dual polarization horn antenna
GB762415A (en) Improvements in or relating to aerials
US3949405A (en) Vertically polarised omnidirectional antenna
US4639731A (en) Monopulse feeder for transmitting and receiving radar signals within two mutually separated frequency bands
US3109996A (en) Waveguide feed with septum for directional antenna
US3611395A (en) Surface wave antenna with beam tilt angle compensation
JPH0341804A (ja) 進行波給電式同軸スロットアンテナ及び送・受信方式
US3754272A (en) Frequency independent non-resonant series fed slot antenna