JP2007536811A - コンパクトな広帯域アンテナ - Google Patents
コンパクトな広帯域アンテナ Download PDFInfo
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- JP2007536811A JP2007536811A JP2007511471A JP2007511471A JP2007536811A JP 2007536811 A JP2007536811 A JP 2007536811A JP 2007511471 A JP2007511471 A JP 2007511471A JP 2007511471 A JP2007511471 A JP 2007511471A JP 2007536811 A JP2007536811 A JP 2007536811A
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- antenna
- electromagnetic energy
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- conical
- transmission line
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- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 239000003989 dielectric material Substances 0.000 claims abstract description 17
- 239000004020 conductor Substances 0.000 claims description 47
- 230000001629 suppression Effects 0.000 description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
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- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
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- IGKGSULCWCKNCA-SRVKXCTJSA-N Glu-Arg-Gly-Met Chemical compound CSCC[C@@H](C(O)=O)NC(CNC([C@H](CCCNC(N)=N)NC([C@H](CCC(O)=O)N)=O)=O)=O IGKGSULCWCKNCA-SRVKXCTJSA-N 0.000 description 1
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Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/106—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using two or more intersecting plane surfaces, e.g. corner reflector antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
- H01Q19/13—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
- H01Q19/134—Rear-feeds; Splash plate feeds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
-
- 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
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
-
- 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
- H01Q9/40—Element having extended radiating surface
Landscapes
- Aerials With Secondary Devices (AREA)
- Details Of Aerials (AREA)
Abstract
【選択図】 図2
Description
Claims (10)
- 入力電磁エネルギを受け取る第1の機構(12,20)と、
入力電磁エネルギを受け取ると、放射電磁エネルギ(46)を与える第2の機構(26)であって、放射電磁エネルギ(46)が、1つ以上の角度を付けられた表面(27)をもつアンテナ素子(26)を介して与えられる、第2の機構(26)と、
放射電磁エネルギ(46)を特定の方向に方向付ける第3の機構(28,14,32)とによって特徴付けられるコンパクトな広帯域アンテナ(10)。 - 第3の機構(28,14,32)が、第2の機構(26)の後ろに選択的に配置された後部反射器(28)を含み、後方に放射されたエネルギを第2の機構(26)の前方へ反射し、それによって、反射された電磁エネルギを、第2の機構(26)から前方に放射されたエネルギ(46)と同位相で結合させる請求項1記載のシステム(10)。
- 第3の機構(28,14,32)が、誘電材料の複数の層(14,32)をさらに含む請求項2記載のシステム(10)。
- 誘電材料の複数の層(14,32)の1つ以上が、第2の機構(26)の角度を付けられた放射表面(27)を部分的に取り囲んでいる請求項3記載のシステム(10)。
- 第2の機構(26)が、後部反射器(28)とほぼ平行な縦軸(34)をもつ実質的に円錐のアンテナ素子(26)を含み、円錐アンテナ素子(26)が、誘電材料の第1の層(32)によって支持され、部分的に取り囲まれている請求項4記載のシステム(10)。
- 第1の機構(12,20)が、同軸フィード伝送線路(22)またはワイヤに結合された入力ストリップ線路の伝送線路(18,50,54)をもつアンテナフィード(20)を含み、同軸フィード伝送線路(22)またはワイヤが、円錐アンテナ素子(26)の頂点(24)に結合されている請求項5記載のシステム(10)。
- ストリップ線路の伝送線路(18,50,54)が、先細部分(96)をもつ中心導体(18)を含む請求項6記載のシステム(10)。
- 上部接地平面(78)と底部接地平面(90)との間の誘電材料(50,54)が、そこを貫通しているアンテナ同調孔(44)を含む請求項7記載のシステム(10)。
- 上部接地平面(78)と第1の誘電体層(32)との間に第2の誘電体層(68)をさらに含む請求項7記載のシステム(10)。
- 第2の機構(26)が、円錐素子(26)を含み、第3の機構(28,14,32)が、円錐素子(26)に関係して配置された後部反射器(28)を含み、指向性ビーム(46)の生成を容易にしている請求項1記載のシステム(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/838,549 US7283103B2 (en) | 2004-05-04 | 2004-05-04 | Compact broadband antenna |
PCT/US2005/015184 WO2005109574A1 (en) | 2004-05-04 | 2005-05-03 | Compact broadband antenna |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007536811A true JP2007536811A (ja) | 2007-12-13 |
JP2007536811A5 JP2007536811A5 (ja) | 2008-06-19 |
JP4358885B2 JP4358885B2 (ja) | 2009-11-04 |
Family
ID=34972562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007511471A Active JP4358885B2 (ja) | 2004-05-04 | 2005-05-03 | コンパクトな広帯域アンテナ |
Country Status (7)
Country | Link |
---|---|
US (1) | US7283103B2 (ja) |
EP (1) | EP1751824B1 (ja) |
JP (1) | JP4358885B2 (ja) |
KR (1) | KR20070004946A (ja) |
AU (1) | AU2005241958B2 (ja) |
DK (1) | DK1751824T3 (ja) |
WO (1) | WO2005109574A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060089259A1 (en) * | 2004-10-12 | 2006-04-27 | Oms Investments, Inc. | Shaped plant growth nutrient products and processes for the production thereof |
KR20210035316A (ko) * | 2018-09-18 | 2021-03-31 | 니뽄 도쿠슈 도교 가부시키가이샤 | 도파관 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE528289C2 (sv) * | 2004-07-09 | 2006-10-10 | Cellmax Technologies Ab | Antenn med koaxialkontaktdon |
JP2010154078A (ja) * | 2008-12-24 | 2010-07-08 | Fujitsu Component Ltd | アンテナ装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2181870A (en) * | 1938-02-15 | 1939-12-05 | Rca Corp | Wide band, short wave antenna and transmission line system |
US3414903A (en) * | 1965-03-10 | 1968-12-03 | Radiation Inc | Antenna system with dielectric horn structure interposed between the source and lens |
US3401387A (en) * | 1966-02-16 | 1968-09-10 | Northrop Corp | Slotted cone antenna |
NL7400413A (nl) * | 1974-01-11 | 1975-07-15 | Nederlanden Staat | Antennereflectorsteun. |
US4719470A (en) * | 1985-05-13 | 1988-01-12 | Ball Corporation | Broadband printed circuit antenna with direct feed |
US5506592A (en) * | 1992-05-29 | 1996-04-09 | Texas Instruments Incorporated | Multi-octave, low profile, full instantaneous azimuthal field of view direction finding antenna |
JP3114798B2 (ja) | 1996-11-20 | 2000-12-04 | 日本電気株式会社 | モノポールアンテナ及びアンテナ装置 |
US5990845A (en) * | 1997-07-02 | 1999-11-23 | Tci International | Broadband fan cone direction finding antenna and array |
US6697031B2 (en) * | 2001-08-01 | 2004-02-24 | Lucent Technologies Inc | Antenna |
US6842141B2 (en) * | 2002-02-08 | 2005-01-11 | Virginia Tech Inellectual Properties Inc. | Fourpoint antenna |
US7006047B2 (en) * | 2003-01-24 | 2006-02-28 | Bae Systems Information And Electronic Systems Integration Inc. | Compact low RCS ultra-wide bandwidth conical monopole antenna |
-
2004
- 2004-05-04 US US10/838,549 patent/US7283103B2/en active Active
-
2005
- 2005-05-03 KR KR1020067023055A patent/KR20070004946A/ko active Search and Examination
- 2005-05-03 EP EP05761110A patent/EP1751824B1/en not_active Not-in-force
- 2005-05-03 DK DK05761110.5T patent/DK1751824T3/da active
- 2005-05-03 JP JP2007511471A patent/JP4358885B2/ja active Active
- 2005-05-03 AU AU2005241958A patent/AU2005241958B2/en not_active Ceased
- 2005-05-03 WO PCT/US2005/015184 patent/WO2005109574A1/en active Application Filing
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060089259A1 (en) * | 2004-10-12 | 2006-04-27 | Oms Investments, Inc. | Shaped plant growth nutrient products and processes for the production thereof |
KR20210035316A (ko) * | 2018-09-18 | 2021-03-31 | 니뽄 도쿠슈 도교 가부시키가이샤 | 도파관 |
KR102428983B1 (ko) | 2018-09-18 | 2022-08-03 | 니뽄 도쿠슈 도교 가부시키가이샤 | 도파관 |
Also Published As
Publication number | Publication date |
---|---|
US7283103B2 (en) | 2007-10-16 |
EP1751824B1 (en) | 2010-01-06 |
AU2005241958B2 (en) | 2008-07-24 |
US20070188394A1 (en) | 2007-08-16 |
WO2005109574A1 (en) | 2005-11-17 |
AU2005241958A1 (en) | 2005-11-17 |
KR20070004946A (ko) | 2007-01-09 |
DK1751824T3 (da) | 2010-05-03 |
EP1751824A1 (en) | 2007-02-14 |
JP4358885B2 (ja) | 2009-11-04 |
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