NL62581C - - Google Patents

Info

Publication number
NL62581C
NL62581C NL62581DA NL62581C NL 62581 C NL62581 C NL 62581C NL 62581D A NL62581D A NL 62581DA NL 62581 C NL62581 C NL 62581C
Authority
NL
Netherlands
Application number
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.)
Publication of NL62581C publication Critical patent/NL62581C/xx

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
NL62581D 1938-05-18 NL62581C (ja)

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
NL62581C true NL62581C (ja)

Family

ID=22775097

Family Applications (1)

Application Number Title Priority Date Filing Date
NL62581D NL62581C (ja) 1938-05-18

Country Status (4)

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

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US2704811A (en) * 1950-06-19 1955-03-22 Andrew W Walters Cylindrical antenna
US2706778A (en) * 1950-06-19 1955-04-19 Andrew W Walters Cylindrical sleeve 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
US3337873A (en) * 1963-03-22 1967-08-22 Allgon Antennspecialisten A B Directional antenna comprising an inclined nonreflecting radiating element and vertical counterpoise
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
JPS6313505A (ja) * 1986-07-04 1988-01-20 Nec Corp 全方向性アンテナ
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
AU2001282867A1 (en) * 2000-08-07 2002-02-18 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

Also Published As

Publication number Publication date
US2239724A (en) 1941-04-29
DE894575C (de) 1953-10-26
GB528817A (en) 1940-11-07

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