IT1080429B - Perfezionamento nelle antenne in particolare per uso su mezzi mobili - Google Patents

Perfezionamento nelle antenne in particolare per uso su mezzi mobili

Info

Publication number
IT1080429B
IT1080429B IT48284/77A IT4828477A IT1080429B IT 1080429 B IT1080429 B IT 1080429B IT 48284/77 A IT48284/77 A IT 48284/77A IT 4828477 A IT4828477 A IT 4828477A IT 1080429 B IT1080429 B IT 1080429B
Authority
IT
Italy
Prior art keywords
antennas
improvement
mobile vehicles
vehicles
mobile
Prior art date
Application number
IT48284/77A
Other languages
English (en)
Original Assignee
True Temper Corp Soc Dello Sta
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 True Temper Corp Soc Dello Sta filed Critical True Temper Corp Soc Dello Sta
Application granted granted Critical
Publication of IT1080429B publication Critical patent/IT1080429B/it

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
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/08—Means for collapsing antennas or parts thereof
    • H01Q1/085—Flexible aerials; Whip aerials with a resilient base
IT48284/77A 1976-10-04 1977-03-02 Perfezionamento nelle antenne in particolare per uso su mezzi mobili IT1080429B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/727,861 US4104639A (en) 1976-10-04 1976-10-04 Antenna formed of two closely coupled linear conductors with helical top loading

Publications (1)

Publication Number Publication Date
IT1080429B true IT1080429B (it) 1985-05-16

Family

ID=24924376

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48284/77A IT1080429B (it) 1976-10-04 1977-03-02 Perfezionamento nelle antenne in particolare per uso su mezzi mobili

Country Status (8)

Country Link
US (1) US4104639A (it)
JP (1) JPS5345151A (it)
AU (1) AU2196377A (it)
DE (1) DE2718567A1 (it)
FR (1) FR2366709A1 (it)
IL (1) IL51587A0 (it)
IT (1) IT1080429B (it)
SE (1) SE7701419L (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1138565A (en) * 1980-02-26 1982-12-28 Don E. Brandigampola Coil loaded antenna
JPS58153178A (ja) * 1982-03-06 1983-09-12 Makoto Aso 電圧低下検出回路
AU582890B2 (en) * 1985-08-22 1989-04-13 Rojone Pty Limited Improved aerial
US4939525A (en) * 1988-03-31 1990-07-03 Cincinnati Electronics Corporation Tunable short monopole top-loaded antenna
JP2554762B2 (ja) * 1990-02-23 1996-11-13 株式会社東芝 アンテナと無線機
US5955996A (en) * 1995-08-22 1999-09-21 Tandy Corporation Tunable fiberglass antenna
CN106450694B (zh) * 2016-09-30 2024-08-09 广东通宇通讯股份有限公司 车载全向偶极子天线

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3099010A (en) * 1960-02-19 1963-07-23 Columbia Products Co High-q loading coil having plural interleaved paralleled windings in combination with axial antenna
US3172109A (en) * 1960-08-27 1965-03-02 Yao Denki Kabushiki Kaisha Telescoping rod antenna with center mounted loading coil
US3400403A (en) * 1965-06-09 1968-09-03 Spilsbury Ashton James Centre-loaded antenna unit
US3774221A (en) * 1972-06-20 1973-11-20 R Francis Multielement radio-frequency antenna structure having linear and helical conductive elements

Also Published As

Publication number Publication date
JPS5345151A (en) 1978-04-22
SE7701419L (sv) 1978-04-05
IL51587A0 (en) 1977-05-31
AU2196377A (en) 1978-08-10
FR2366709A1 (fr) 1978-04-28
US4104639A (en) 1978-08-01
DE2718567A1 (de) 1978-04-06

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