BE847465A - Antenne en spirale a charge par helice, - Google Patents

Antenne en spirale a charge par helice,

Info

Publication number
BE847465A
BE847465A BE171656A BE171656A BE847465A BE 847465 A BE847465 A BE 847465A BE 171656 A BE171656 A BE 171656A BE 171656 A BE171656 A BE 171656A BE 847465 A BE847465 A BE 847465A
Authority
BE
Belgium
Prior art keywords
propeller
spiral antenna
loaded spiral
loaded
antenna
Prior art date
Application number
BE171656A
Other languages
English (en)
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 filed Critical
Publication of BE847465A publication Critical patent/BE847465A/fr

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
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/27—Spiral antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08—Helical antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
BE171656A 1975-10-20 1976-10-20 Antenne en spirale a charge par helice, BE847465A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/624,040 US4012744A (en) 1975-10-20 1975-10-20 Helix-loaded spiral antenna

Publications (1)

Publication Number Publication Date
BE847465A true BE847465A (fr) 1977-04-20

Family

ID=24500393

Family Applications (1)

Application Number Title Priority Date Filing Date
BE171656A BE847465A (fr) 1975-10-20 1976-10-20 Antenne en spirale a charge par helice,

Country Status (3)

Country Link
US (1) US4012744A (fr)
BE (1) BE847465A (fr)
DE (1) DE2642013A1 (fr)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114164A (en) * 1976-12-17 1978-09-12 Transco Products, Inc. Broadband spiral antenna
US4143380A (en) * 1977-04-27 1979-03-06 Em Systems, Inc. Compact spiral antenna array
US5053786A (en) * 1982-01-28 1991-10-01 General Instrument Corporation Broadband directional antenna
US4494117A (en) * 1982-07-19 1985-01-15 The United States Of America As Represented By The Secretary Of The Navy Dual sense, circularly polarized helical antenna
US4697192A (en) * 1985-04-16 1987-09-29 Texas Instruments Incorporated Two arm planar/conical/helix antenna
JPS6367903A (ja) * 1986-09-10 1988-03-26 Aisin Seiki Co Ltd アンテナ装置
FR2624656B1 (fr) * 1987-12-10 1990-05-18 Centre Nat Etd Spatiales Antenne de type helice et son procede de realisation
SE468917B (sv) * 1991-08-16 1993-04-05 Ericsson Ge Mobile Communicat Miniatyrantenn
JP3195010B2 (ja) 1991-12-17 2001-08-06 株式会社トキメック スパイラルヘリックスアンテナ
CA2061743C (fr) * 1992-02-24 1996-05-14 Ems Technologies Canada, Ltd. Antenne helicoidale a charge terminale
US6011524A (en) * 1994-05-24 2000-01-04 Trimble Navigation Limited Integrated antenna system
AU3677795A (en) * 1995-04-26 1996-11-18 Westinghouse Electric Corporation Helical antenna having a parasitic element and a method of u sing the same
JP3297601B2 (ja) * 1996-04-25 2002-07-02 京セラ株式会社 複合アンテナ
US5872549A (en) * 1996-04-30 1999-02-16 Trw Inc. Feed network for quadrifilar helix antenna
US5955997A (en) * 1996-05-03 1999-09-21 Garmin Corporation Microstrip-fed cylindrical slot antenna
US6112102A (en) * 1996-10-04 2000-08-29 Telefonaktiebolaget Lm Ericsson Multi-band non-uniform helical antennas
US5963871A (en) * 1996-10-04 1999-10-05 Telefonaktiebolaget Lm Ericsson Retractable multi-band antennas
US5920292A (en) * 1996-12-20 1999-07-06 Ericsson Inc. L-band quadrifilar helix antenna
US5909196A (en) * 1996-12-20 1999-06-01 Ericsson Inc. Dual frequency band quadrifilar helix antenna systems and methods
US5896113A (en) * 1996-12-20 1999-04-20 Ericsson Inc. Quadrifilar helix antenna systems and methods for broadband operation in separate transmit and receive frequency bands
US6329962B2 (en) 1998-08-04 2001-12-11 Telefonaktiebolaget Lm Ericsson (Publ) Multiple band, multiple branch antenna for mobile phone
US6353443B1 (en) 1998-07-09 2002-03-05 Telefonaktiebolaget Lm Ericsson (Publ) Miniature printed spiral antenna for mobile terminals
US6166694A (en) * 1998-07-09 2000-12-26 Telefonaktiebolaget Lm Ericsson (Publ) Printed twin spiral dual band antenna
US6343208B1 (en) 1998-12-16 2002-01-29 Telefonaktiebolaget Lm Ericsson (Publ) Printed multi-band patch antenna
US6088000A (en) * 1999-03-05 2000-07-11 Garmin Corporation Quadrifilar tapered slot antenna
US6466862B1 (en) * 1999-04-19 2002-10-15 Bruce DeKock System for providing traffic information
JP3373180B2 (ja) * 1999-08-31 2003-02-04 三星電子株式会社 携帯電話機
CA2488911A1 (fr) * 2002-06-12 2003-12-24 Thiss Technologies Pte Ltd Antenne helicoidale
US9784041B2 (en) * 2004-04-15 2017-10-10 National Oilwell Varco L.P. Drilling rig riser identification apparatus
GB2420230B (en) * 2004-11-11 2009-06-03 Sarantel Ltd A dielectrically-loaded antenna
US7908080B2 (en) 2004-12-31 2011-03-15 Google Inc. Transportation routing
US20140328666A1 (en) * 2008-06-24 2014-11-06 Diana Michaels Christopher Bezentropic Bladeless Turbine
US8106846B2 (en) * 2009-05-01 2012-01-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna
RU2422954C2 (ru) * 2009-06-02 2011-06-27 Открытое акционерное общество "Центральное конструкторское бюро автоматики" Сверхширокополосная спиральная антенна
US8618998B2 (en) 2009-07-21 2013-12-31 Applied Wireless Identifications Group, Inc. Compact circular polarized antenna with cavity for additional devices
CN103490153A (zh) * 2013-09-17 2014-01-01 电子科技大学 超小型超宽带螺旋天线
US9989666B2 (en) 2014-04-02 2018-06-05 Baker Hughes, A Ge Company, Llc Imaging of earth formation with high frequency sensor
US10686250B1 (en) * 2018-07-11 2020-06-16 Rockwell Collins, Inc. Cup antenna radio
US11217881B1 (en) * 2019-11-05 2022-01-04 Lockheed Martin Corporation Spiral antenna with coiled walls
US20240302477A1 (en) * 2023-03-10 2024-09-12 The Regents Of The University Of Colorado, A Body Corporate Direction finding technique for amplitude-only spiral antennas

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3241148A (en) * 1960-04-04 1966-03-15 Mcdonnell Aircraft Corp End loaded planar spiral antenna
US3441937A (en) * 1967-09-28 1969-04-29 Bendix Corp Cavity backed spiral antenna
US3787871A (en) * 1971-03-03 1974-01-22 Us Navy Terminator for spiral antenna
US3820117A (en) * 1972-12-26 1974-06-25 Bendix Corp Frequency extension of circularly polarized antenna
US3825933A (en) * 1973-07-18 1974-07-23 Us Air Force Spiral antenna stripline termination

Also Published As

Publication number Publication date
DE2642013A1 (de) 1977-05-05
US4012744A (en) 1977-03-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ITEK CORP.

Effective date: 19891031