IL85574A - Capacitance loaded helical monopulse antenna - Google Patents

Capacitance loaded helical monopulse antenna

Info

Publication number
IL85574A
IL85574A IL85574A IL8557488A IL85574A IL 85574 A IL85574 A IL 85574A IL 85574 A IL85574 A IL 85574A IL 8557488 A IL8557488 A IL 8557488A IL 85574 A IL85574 A IL 85574A
Authority
IL
Israel
Prior art keywords
monopulse antenna
loaded helical
capacitance loaded
capacitance
helical
Prior art date
Application number
IL85574A
Other languages
English (en)
Other versions
IL85574A0 (en
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IL85574A0 publication Critical patent/IL85574A0/xx
Publication of IL85574A publication Critical patent/IL85574A/xx

Links

Classifications

    • 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
    • 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
    • H01Q9/02—Non-resonant 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
    • H01Q9/36—Vertical arrangement of element with top loading
IL85574A 1987-03-16 1988-02-29 Capacitance loaded helical monopulse antenna IL85574A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/026,338 US4896162A (en) 1987-03-16 1987-03-16 Capacitance loaded monopole antenna

Publications (2)

Publication Number Publication Date
IL85574A0 IL85574A0 (en) 1988-08-31
IL85574A true IL85574A (en) 1992-05-25

Family

ID=21831253

Family Applications (1)

Application Number Title Priority Date Filing Date
IL85574A IL85574A (en) 1987-03-16 1988-02-29 Capacitance loaded helical monopulse antenna

Country Status (8)

Country Link
US (1) US4896162A (xx)
EP (1) EP0305486B1 (xx)
KR (1) KR910009745B1 (xx)
BR (1) BR8806036A (xx)
DE (1) DE3875872T2 (xx)
IL (1) IL85574A (xx)
NO (1) NO172917C (xx)
WO (1) WO1988007266A1 (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5361098A (en) * 1992-11-30 1994-11-01 Scientific Atlanta, Inc. Methods and apparatus for generating a picture-in-picture digital television frame by inserting a mean-only frame into a full-size frame
FR2709878B1 (fr) * 1993-09-07 1995-11-24 Univ Limoges Antenne fil-plaque monopolaire.
US6292152B1 (en) 1998-09-29 2001-09-18 Phazar Antenna Corp. Disk antenna
US20020113740A1 (en) * 1999-06-01 2002-08-22 Nadar Fayyaz Flat-plate monopole antennae
US7109927B2 (en) * 2004-12-07 2006-09-19 Bae Systems Information And Electronic Systems Integration Inc Miniature multi-band, electrically folded, monopole antenna

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3278937A (en) * 1962-08-31 1966-10-11 Deco Electronics Inc Antenna near field coupling system
CH499888A (fr) * 1967-12-15 1970-11-30 Onera (Off Nat Aerospatiale) Antenne à un seul conducteur enroulé hélicoïdalement de dimensions réduites, et procédé pour sa fabrication
US3568206A (en) * 1968-02-15 1971-03-02 Northrop Corp Transmission line loaded annular slot antenna
US3852760A (en) * 1973-08-07 1974-12-03 Us Army Electrically small dipolar antenna utilizing tuned lc members
US3967276A (en) * 1975-01-09 1976-06-29 Beam Guidance Inc. Antenna structures having reactance at free end
US4070676A (en) * 1975-10-06 1978-01-24 Ball Corporation Multiple resonance radio frequency microstrip antenna structure
US4123758A (en) * 1976-02-27 1978-10-31 Sumitomo Electric Industries, Ltd. Disc antenna
US4160979A (en) * 1976-06-21 1979-07-10 National Research Development Corporation Helical radio antennae
US4131893A (en) * 1977-04-01 1978-12-26 Ball Corporation Microstrip radiator with folded resonant cavity
US4121218A (en) * 1977-08-03 1978-10-17 Motorola, Inc. Adjustable antenna arrangement for a portable radio
US4649396A (en) * 1985-08-26 1987-03-10 Hazeltine Corporation Double-tuned blade monopole
JPH0658704A (ja) * 1992-08-07 1994-03-04 Sky Alum Co Ltd 歪み分布測定用貼り付けフイルム

Also Published As

Publication number Publication date
DE3875872D1 (de) 1992-12-17
NO172917C (no) 1993-09-22
BR8806036A (pt) 1989-10-17
WO1988007266A1 (en) 1988-09-22
KR890700932A (ko) 1989-04-28
EP0305486A1 (en) 1989-03-08
US4896162A (en) 1990-01-23
NO885087D0 (no) 1988-11-15
IL85574A0 (en) 1988-08-31
NO172917B (no) 1993-06-14
NO885087L (no) 1988-11-15
EP0305486B1 (en) 1992-11-11
DE3875872T2 (de) 1993-06-03
KR910009745B1 (ko) 1991-11-29

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Legal Events

Date Code Title Description
KB Patent renewed
HC Change of name of proprietor(s)
MM9K Patent not in force due to non-payment of renewal fees