CA2124459C - Compact broadband microstrip antenna - Google Patents
Compact broadband microstrip antennaInfo
- Publication number
- CA2124459C CA2124459C CA 2124459 CA2124459A CA2124459C CA 2124459 C CA2124459 C CA 2124459C CA 2124459 CA2124459 CA 2124459 CA 2124459 A CA2124459 A CA 2124459A CA 2124459 C CA2124459 C CA 2124459C
- Authority
- CA
- Canada
- Prior art keywords
- antenna
- spiral
- radiation
- microstrip
- mode
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
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- VHVPQPYKVGDNFY-AVQIMAJZSA-N 2-butan-2-yl-4-[4-[4-[4-[[(2s,4r)-2-(2,4-dichlorophenyl)-2-(1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]piperazin-1-yl]phenyl]-1,2,4-triazol-3-one Chemical compound O=C1N(C(C)CC)N=CN1C1=CC=C(N2CCN(CC2)C=2C=CC(OC[C@H]3O[C@@](CN4N=CN=C4)(OC3)C=3C(=CC(Cl)=CC=3)Cl)=CC=2)C=C1 VHVPQPYKVGDNFY-AVQIMAJZSA-N 0.000 description 1
- 102100035683 Axin-2 Human genes 0.000 description 1
- 101700047552 Axin-2 Proteins 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
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- DOQPXTMNIUCOSY-UHFFFAOYSA-N [4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl]-[2-(3,4-dimethoxyphenyl)ethyl]-methylazanium;chloride Chemical compound [H+].[Cl-].C1=C(OC)C(OC)=CC=C1CCN(C)CCCC(C#N)(C(C)C)C1=CC=C(OC)C(OC)=C1 DOQPXTMNIUCOSY-UHFFFAOYSA-N 0.000 description 1
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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
Landscapes
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79870091A | 1991-11-26 | 1991-11-26 | |
| US07/798,700 | 1991-11-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2124459A1 CA2124459A1 (en) | 1993-06-10 |
| CA2124459C true CA2124459C (en) | 1998-09-22 |
Family
ID=25174059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2124459 Expired - Fee Related CA2124459C (en) | 1991-11-26 | 1992-11-04 | Compact broadband microstrip antenna |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0614578A4 (enExample) |
| JP (1) | JPH07501432A (enExample) |
| CA (1) | CA2124459C (enExample) |
| MX (1) | MX9206637A (enExample) |
| TW (1) | TW222353B (enExample) |
| WO (1) | WO1993011582A1 (enExample) |
Families Citing this family (9)
| 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 |
| SE2030349A1 (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)
| 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 |
-
1992
- 1992-11-04 CA CA 2124459 patent/CA2124459C/en not_active Expired - Fee Related
- 1992-11-04 EP EP92925063A patent/EP0614578A4/en not_active Withdrawn
- 1992-11-04 JP JP5510113A patent/JPH07501432A/ja active Pending
- 1992-11-04 WO PCT/US1992/009439 patent/WO1993011582A1/en not_active Ceased
- 1992-11-06 TW TW81108896A patent/TW222353B/zh not_active IP Right Cessation
- 1992-11-18 MX MX9206637A patent/MX9206637A/es not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07501432A (ja) | 1995-02-09 |
| EP0614578A4 (en) | 1995-05-10 |
| WO1993011582A1 (en) | 1993-06-10 |
| MX9206637A (es) | 1993-11-01 |
| EP0614578A1 (en) | 1994-09-14 |
| CA2124459A1 (en) | 1993-06-10 |
| TW222353B (enExample) | 1994-04-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |