NL46868C - - Google Patents

Info

Publication number
NL46868C
NL46868C NL46868DA NL46868C NL 46868 C NL46868 C NL 46868C NL 46868D A NL46868D A NL 46868DA NL 46868 C NL46868 C NL 46868C
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 NL46868C publication Critical patent/NL46868C/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
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/02—Coupling devices of the waveguide type with invariable factor of coupling
NL46868D 1936-01-03 NL46868C (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57343A US2124424A (en) 1936-01-03 1936-01-03 Antenna system

Publications (1)

Publication Number Publication Date
NL46868C true NL46868C (ja)

Family

ID=22009998

Family Applications (1)

Application Number Title Priority Date Filing Date
NL46868D NL46868C (ja) 1936-01-03

Country Status (4)

Country Link
US (1) US2124424A (ja)
FR (1) FR815759A (ja)
GB (1) GB467012A (ja)
NL (1) NL46868C (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2702345A (en) * 1949-08-25 1955-02-15 Walter Ludwig Radiation and interception of electromagnetic waves
US2941204A (en) * 1955-06-16 1960-06-14 Arnold B Bailey Antenna mount
NL181388C (nl) * 1978-03-22 1987-08-03 Philips Nv Antenne-inrichting voor een aantal gelijktijdig werkzame zend-ontvangers.
US4259673A (en) * 1979-06-05 1981-03-31 Harold Guretzky Stub matched antenna and method of feeding same
US4254420A (en) * 1980-01-07 1981-03-03 Peoples John C Whip antenna of reduced length for VHF radio communication
FR2539557B3 (fr) * 1983-01-13 1985-12-20 Lerc Lab Etudes Rech Chim Antenne a large bande
DE3420046A1 (de) * 1984-05-29 1987-01-08 Licentia Gmbh Antennenanzuender fuer elektronische annaeherungs- oder abstandszuender
US4644364A (en) * 1984-12-07 1987-02-17 Parks Malcolm G Method of and means for coupling a two conductor transmission line to an antenna
US5451971A (en) * 1993-07-13 1995-09-19 Motorola, Inc. Combined J-pole and transmission line antenna
US5600339A (en) * 1994-12-06 1997-02-04 Oros; Edward A. Antenna
US7859477B2 (en) * 2007-03-30 2010-12-28 Silver Spring Networks, Inc. J-pole antenna
CN101593870B (zh) * 2008-05-27 2017-04-19 光宝电子(广州)有限公司 金属线天线
US8947313B2 (en) * 2010-11-15 2015-02-03 Edison Fong Radial-free collinear omni-directional antenna with gain and virtual ground
US9608336B1 (en) * 2015-08-25 2017-03-28 Edison Fong Radial-free collinear omni-directional triband half wavelength antenna with virtual ground, single coaxial cable feedpoint, and with minimal interaction of adjustment between bands
US10468743B2 (en) 2016-01-07 2019-11-05 United States of America as represented by the Federal Bureau of Investigation, Dept. of Justice Mast mountable antenna
USD798847S1 (en) 2016-01-07 2017-10-03 The United States of America as represented by the Federal Bureau of Investigation, Dept. of Justice Antenna

Also Published As

Publication number Publication date
GB467012A (en) 1937-06-09
FR815759A (fr) 1937-07-22
US2124424A (en) 1938-07-19

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