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GB528817A - Improvements in or relating to radio antenna - Google Patents

Improvements in or relating to radio antenna

Info

Publication number
GB528817A
GB528817A GB14501/39A GB1450139A GB528817A GB 528817 A GB528817 A GB 528817A GB 14501/39 A GB14501/39 A GB 14501/39A GB 1450139 A GB1450139 A GB 1450139A GB 528817 A GB528817 A GB 528817A
Authority
GB
United Kingdom
Prior art keywords
aerial
elements
conductor
impedance
radiated
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
GB14501/39A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi 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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB528817A publication Critical patent/GB528817A/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
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB14501/39A 1938-05-18 1939-05-15 Improvements in or relating to radio antenna Expired GB528817A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US208573A US2239724A (en) 1938-05-18 1938-05-18 Wide band antenna

Publications (1)

Publication Number Publication Date
GB528817A true GB528817A (en) 1940-11-07

Family

ID=22775097

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14501/39A Expired GB528817A (en) 1938-05-18 1939-05-15 Improvements in or relating to radio antenna

Country Status (4)

Country Link
US (1) US2239724A (xx)
DE (1) DE894575C (xx)
GB (1) GB528817A (xx)
NL (1) NL62581C (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0251818A2 (en) * 1986-07-04 1988-01-07 Nec Corporation Omnidirectional antenna assembly

Families Citing this family (55)

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US2450893A (en) * 1941-05-17 1948-10-12 Sperry Corp High-frequency tube structure
US2434925A (en) * 1942-05-27 1948-01-27 Sperry Gyroscope Co Inc Coupling means for relatively movable wave guides
US2486620A (en) * 1943-10-25 1949-11-01 Us Navy Antenna system for short waves
US2478913A (en) * 1944-02-07 1949-08-16 Stromberg Carlson Co Dipole antenna
US2512137A (en) * 1944-06-16 1950-06-20 Us Sec War Antenna
US2418961A (en) * 1944-08-01 1947-04-15 Rca Corp Broad band antenna for aircraft
US2417793A (en) * 1944-08-01 1947-03-18 Rca Corp Antenna
US2449562A (en) * 1944-10-03 1948-09-21 Us Sec War Antenna
US2490957A (en) * 1945-06-30 1949-12-13 Rca Corp Antenna system
US2485930A (en) * 1945-09-06 1949-10-25 Us Socretary Of War Connector
US2508438A (en) * 1945-10-16 1950-05-23 Douglas W Wilson Broad band antenna
US2568710A (en) * 1945-11-13 1951-09-25 John T Bolljahn Wide-band antenna
US2539680A (en) * 1945-11-26 1951-01-30 Rca Corp Ultra high frequency antenna
US2501094A (en) * 1945-12-10 1950-03-21 Us Sec War Antenna
US2512078A (en) * 1946-01-22 1950-06-20 Rca Corp Broad-band antenna
US2485177A (en) * 1946-02-28 1949-10-18 Rca Corp Broad-band antenna system
US2572995A (en) * 1946-03-26 1951-10-30 Allen S Dunbar Antenna
US2633531A (en) * 1946-03-29 1953-03-31 Jessie A Nelson Broad band antenna system
US2493569A (en) * 1946-05-13 1950-01-03 Gen Electric Composite loop antenna system
US2799017A (en) * 1946-08-31 1957-07-09 Alford Andrew Slotted cylindrical antennas
US2487567A (en) * 1946-09-05 1949-11-08 Rca Corp Antenna
US2615131A (en) * 1946-09-12 1952-10-21 Rca Corp Antenna and matching circuit
US2518843A (en) * 1947-04-25 1950-08-15 Rca Corp Aircraft antenna
US2757738A (en) * 1948-09-20 1956-08-07 Union Oil Co Radiation heating
US2659819A (en) * 1949-02-15 1953-11-17 Marconi Wireless Telegraph Co Aerial system
US2700104A (en) * 1949-04-29 1955-01-18 Airborne Instr Lab Inc Antenna feed system
FR1008844A (fr) * 1950-01-18 1952-05-22 Radio Industrie Sa Perfectionnements aux aériens radioélectriques
US2706778A (en) * 1950-06-19 1955-04-19 Andrew W Walters Cylindrical sleeve antenna
US2704811A (en) * 1950-06-19 1955-03-22 Andrew W Walters Cylindrical antenna
US2724052A (en) * 1950-11-30 1955-11-15 Douglas Aircraft Co Inc Radio antennas
US2742641A (en) * 1951-01-19 1956-04-17 Gen Electric Antenna system
US2757370A (en) * 1951-07-27 1956-07-31 Andrew Corp Television transmitting antennas
DE975023C (de) * 1952-07-24 1961-07-06 Heinz Dr Phil Graziadei Breitband-Richtstrahlantenne mit einer leitenden Flaeche variabler Breite
DE1109748B (de) * 1958-12-10 1961-06-29 Siemens Ag Antennenanordnung fuer kurze und sehr kurze elektromagnetische Wellen
US3273158A (en) * 1961-07-19 1966-09-13 Ling Temco Vought Inc Multi-polarized tracking antenna
DK110213C (da) * 1963-03-22 1971-01-18 Allgon Antennspecialisten Akti Retningsantenne.
US3550145A (en) * 1968-08-05 1970-12-22 Us Army Manipole broadband antenna
US4147912A (en) * 1977-02-07 1979-04-03 Roper Corporation Shaped antenna for energy distribution in a microwave cooking cavity
JPS61176202A (ja) * 1985-01-31 1986-08-07 Harada Kogyo Kk 広帯域極超短波用小型アンテナ
US5231412A (en) * 1990-12-24 1993-07-27 Motorola, Inc. Sleeved monopole antenna
KR19990001739A (ko) * 1997-06-17 1999-01-15 윤종용 이동통신용 듀얼밴드 안테나
US6054961A (en) * 1997-09-08 2000-04-25 Andrew Corporation Dual band, glass mount antenna and flexible housing therefor
US6351246B1 (en) * 1999-05-03 2002-02-26 Xtremespectrum, Inc. Planar ultra wide band antenna with integrated electronics
WO2002013313A2 (en) * 2000-08-07 2002-02-14 Xtremespectrum, Inc. Electrically small planar uwb antenna apparatus and system thereof
US6845253B1 (en) 2000-09-27 2005-01-18 Time Domain Corporation Electromagnetic antenna apparatus
US6512488B2 (en) 2001-05-15 2003-01-28 Time Domain Corporation Apparatus for establishing signal coupling between a signal line and an antenna structure
US6642903B2 (en) * 2001-05-15 2003-11-04 Time Domain Corporation Apparatus for establishing signal coupling between a signal line and an antenna structure
FR2843237B1 (fr) * 2002-07-30 2008-07-04 Thomson Licensing Sa Antenne large bande et procedes de fabrication d'une telle antenne
US7064723B2 (en) * 2003-10-20 2006-06-20 Next-Rf, Inc. Spectral control antenna apparatus and method
TWI267230B (en) * 2004-06-15 2006-11-21 Lin Ting Yu Ultra wide band planner volcano smoke antenna
DE102005003685B4 (de) * 2005-01-26 2021-02-11 Rohde & Schwarz GmbH & Co. Kommanditgesellschaft Antenne mit Reflektor
FR2883671A1 (fr) * 2005-03-24 2006-09-29 Groupe Ecoles Telecomm Antenne ultra-large bande offrant une grande flexibilite de conception
US7737894B2 (en) * 2007-05-31 2010-06-15 Intel Corporation CMOS IC and high-gain antenna integration for point-to-point wireless communication
US20160099505A1 (en) * 2014-10-03 2016-04-07 Nokia Solutions And Networks Oy Modular active antenna structures and arrangements
EP4009442A1 (en) * 2020-12-02 2022-06-08 Rohde & Schwarz GmbH & Co. KG Biconical antenna assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0251818A2 (en) * 1986-07-04 1988-01-07 Nec Corporation Omnidirectional antenna assembly
EP0251818A3 (en) * 1986-07-04 1990-03-14 Nec Corporation Omnidirectional antenna assembly

Also Published As

Publication number Publication date
NL62581C (xx)
US2239724A (en) 1941-04-29
DE894575C (de) 1953-10-26

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