BE475850A - - Google Patents

Info

Publication number
BE475850A
BE475850A BE475850DA BE475850A BE 475850 A BE475850 A BE 475850A BE 475850D A BE475850D A BE 475850DA BE 475850 A BE475850 A BE 475850A
Authority
BE
Belgium
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 BE475850A publication Critical patent/BE475850A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/362—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
    • 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
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/32—Vertical arrangement of element
    • H01Q9/38—Vertical arrangement of element with counterpoise
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/006—Transmitter or amplifier output circuits
BE475850D 1946-09-17 BE475850A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US697454A US2495399A (en) 1946-09-17 1946-09-17 Antenna system

Publications (1)

Publication Number Publication Date
BE475850A true BE475850A (en)

Family

ID=24801176

Family Applications (1)

Application Number Title Priority Date Filing Date
BE475850D BE475850A (en) 1946-09-17

Country Status (6)

Country Link
US (1) US2495399A (en)
BE (1) BE475850A (en)
CH (1) CH270710A (en)
DE (1) DE804581C (en)
FR (1) FR952625A (en)
GB (1) GB637551A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636986A (en) * 1953-04-28 Television antenna
US2616046A (en) * 1949-12-01 1952-10-28 Arthur E Marston Multielement helix antenna
DE950862C (en) * 1952-03-30 1956-10-18 Siemens Ag An arrangement consisting of transmitting and receiving antennas connected to a wave amplifier
US2897496A (en) * 1955-01-12 1959-07-28 Rca Corp Corner reflector antenna
US3019438A (en) * 1957-03-18 1962-01-30 Gen Electric Antenna structure
US3083364A (en) * 1958-07-23 1963-03-26 Andrew Corp Bifilar wound quarter-wave helical antenna having broadside radiation
US3093824A (en) * 1959-02-17 1963-06-11 Singer Inc H R B Communication system using circular polarization
US3103011A (en) * 1961-09-18 1963-09-03 Elwin W Seeley Inductively loaded folded antenna
US3244850A (en) * 1963-06-03 1966-04-05 Mann Russell Electronics Inc Segmented extended toroidal electrode and process of dielectric heating therewithin
US3432858A (en) * 1964-12-14 1969-03-11 Allan R Brown Short dipole antenna
CH499888A (en) * 1967-12-15 1970-11-30 Onera (Off Nat Aerospatiale) Helically wound single conductor antenna of reduced dimensions, and method for its manufacture
US5111213A (en) * 1990-01-23 1992-05-05 Astron Corporation Broadband antenna
US6204810B1 (en) 1997-05-09 2001-03-20 Smith Technology Development, Llc Communications system
US5986621A (en) * 1997-07-03 1999-11-16 Virginia Tech Intellectual Properties, Inc. Stub loaded helix antenna
WO2000028621A1 (en) 1998-11-09 2000-05-18 Smith Technology Development, Llc Cavity-driven antenna system
KR100608521B1 (en) * 2002-02-22 2006-08-03 마츠시타 덴끼 산교 가부시키가이샤 Helical antenna apparatus provided with two helical antenna elements, and radio communication apparatus provided with same helical antenna apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1684009A (en) * 1926-05-29 1928-09-11 Harold M Brown Antenna
FR719837A (en) * 1930-10-13 1932-02-10 Telefunken Gmbh Improvements to directional shortwave antennas
US1999258A (en) * 1933-07-27 1935-04-30 Rca Corp Directional aerial
US2153589A (en) * 1936-05-19 1939-04-11 Rca Corp Antenna
US2174353A (en) * 1937-05-06 1939-09-26 Rca Corp Transmission of waves with rotary polarization
US2267889A (en) * 1938-03-23 1941-12-30 Csf Antenna with wide wave range

Also Published As

Publication number Publication date
US2495399A (en) 1950-01-24
FR952625A (en) 1949-11-21
CH270710A (en) 1950-09-15
GB637551A (en) 1950-05-24
DE804581C (en) 1951-04-26

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