TW222353B - - Google Patents

Info

Publication number
TW222353B
TW222353B TW81108896A TW81108896A TW222353B TW 222353 B TW222353 B TW 222353B TW 81108896 A TW81108896 A TW 81108896A TW 81108896 A TW81108896 A TW 81108896A TW 222353 B TW222353 B TW 222353B
Authority
TW
Taiwan
Application number
TW81108896A
Other languages
Chinese (zh)
Original Assignee
Georgia Tech Res Inst
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 Georgia Tech Res Inst filed Critical Georgia Tech Res Inst
Application granted granted Critical
Publication of TW222353B publication Critical patent/TW222353B/zh

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
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • H01Q21/205—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path providing an omnidirectional coverage
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/04—Multimode 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
    • H01Q9/16—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
TW81108896A 1991-11-26 1992-11-06 TW222353B (en])

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79870091A 1991-11-26 1991-11-26

Publications (1)

Publication Number Publication Date
TW222353B true TW222353B (en]) 1994-04-11

Family

ID=25174059

Family Applications (1)

Application Number Title Priority Date Filing Date
TW81108896A TW222353B (en]) 1991-11-26 1992-11-06

Country Status (6)

Country Link
EP (1) EP0614578A4 (en])
JP (1) JPH07501432A (en])
CA (1) CA2124459C (en])
MX (1) MX9206637A (en])
TW (1) TW222353B (en])
WO (1) WO1993011582A1 (en])

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5453752A (en) * 1991-05-03 1995-09-26 Georgia Tech Research Corporation Compact broadband microstrip antenna
GB9410994D0 (en) * 1994-06-01 1994-07-20 Alan Dick & Company Limited Antennae
TW449946B (en) 2000-04-07 2001-08-11 Ind Tech Res Inst Microstrip antenna apparatus
GB2431049B (en) * 2005-10-05 2008-02-27 Motorola Inc An antenna arrangement
US7545338B2 (en) * 2006-11-16 2009-06-09 Tdk Corporation Log-periodic dipole array (LPDA) antenna and method of making
US8106849B2 (en) * 2009-08-28 2012-01-31 SVR Inventions, Inc. Planar antenna array and article of manufacture using same
CN107091847B (zh) * 2017-06-01 2023-11-07 厦门大学 一种介质材料电磁参数测量装置及测量方法
SE544087C2 (en) * 2020-11-30 2021-12-21 Gapwaves Ab Improved ultra-wideband circular-polarized radiation element with integrated feeding
US12149005B2 (en) * 2021-09-08 2024-11-19 MeshPlusPlus, Inc. Phased-array antenna with precise electrical steering for mesh network applications

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1157600A1 (ru) * 1983-02-22 1985-05-23 Предприятие П/Я А-1836 Излучатель-фазовращатель отражательной фазированной антенной решетки
US4651159A (en) * 1984-02-13 1987-03-17 University Of Queensland Microstrip antenna
US4962383A (en) * 1984-11-08 1990-10-09 Allied-Signal Inc. Low profile array antenna system with independent multibeam control
JPH02246504A (ja) * 1989-03-20 1990-10-02 Fujitsu Ltd 移動体衛星通信システム用移動局アンテナ装置
JPH02284505A (ja) * 1989-04-26 1990-11-21 Kokusai Denshin Denwa Co Ltd <Kdd> マイクロストリップアンテナ

Also Published As

Publication number Publication date
JPH07501432A (ja) 1995-02-09
MX9206637A (es) 1993-11-01
CA2124459A1 (en) 1993-06-10
EP0614578A1 (en) 1994-09-14
EP0614578A4 (en) 1995-05-10
WO1993011582A1 (en) 1993-06-10
CA2124459C (en) 1998-09-22

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Legal Events

Date Code Title Description
MK4A Expiration of patent term of an invention patent