FR2665580B1 - Agencement de reseaux d'antennes. - Google Patents
Agencement de reseaux d'antennes.Info
- Publication number
- FR2665580B1 FR2665580B1 FR9105382A FR9105382A FR2665580B1 FR 2665580 B1 FR2665580 B1 FR 2665580B1 FR 9105382 A FR9105382 A FR 9105382A FR 9105382 A FR9105382 A FR 9105382A FR 2665580 B1 FR2665580 B1 FR 2665580B1
- Authority
- FR
- France
- Prior art keywords
- arrangement
- antenna networks
- networks
- antenna
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/08—Helical antennas
-
- 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
- H01Q21/061—Two dimensional planar arrays
- H01Q21/067—Two dimensional planar arrays using endfire radiating aerial units transverse to the plane of the array
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/522,940 US5258771A (en) | 1990-05-14 | 1990-05-14 | Interleaved helix arrays |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2665580A1 FR2665580A1 (fr) | 1992-02-07 |
FR2665580B1 true FR2665580B1 (fr) | 1994-01-28 |
Family
ID=24082995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9105382A Expired - Fee Related FR2665580B1 (fr) | 1990-05-14 | 1991-05-02 | Agencement de reseaux d'antennes. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5258771A (fr) |
FR (1) | FR2665580B1 (fr) |
GB (1) | GB2245766B (fr) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2271670B (en) * | 1992-10-14 | 1996-10-16 | Nokia Mobile Phones Uk | Wideband antenna arrangement |
GB2281175B (en) * | 1993-08-12 | 1998-04-08 | Northern Telecom Ltd | Base station antenna arrangement |
US5377166A (en) * | 1994-01-25 | 1994-12-27 | Martin Marietta Corporation | Polyhedral directional transducer array |
US5557292A (en) * | 1994-06-22 | 1996-09-17 | Space Systems/Loral, Inc. | Multiple band folding antenna |
US5495258A (en) * | 1994-09-01 | 1996-02-27 | Nicholas L. Muhlhauser | Multiple beam antenna system for simultaneously receiving multiple satellite signals |
CA2157139A1 (fr) | 1994-09-01 | 1996-03-02 | Thomas C. Weakley | Antenne multifaisceau permettant de capter simultanement plusieurs signaux emis par des satellites |
US5838282A (en) * | 1996-03-22 | 1998-11-17 | Ball Aerospace And Technologies Corp. | Multi-frequency antenna |
US5874927A (en) * | 1996-10-21 | 1999-02-23 | Knowles; Patrick J. | Tilted element antenna having increased effective aperture and method therefor |
US5926580A (en) * | 1997-01-30 | 1999-07-20 | Hewlett-Packard Company | Convolution algorithm for efficient hardware implementation |
US5808586A (en) * | 1997-02-19 | 1998-09-15 | Motorola, Inc. | Side-by-side coil-fed antenna for a portable radio |
US5945964A (en) * | 1997-02-19 | 1999-08-31 | Motorola, Inc. | Multi-band antenna structure for a portable radio |
TW407405B (en) * | 1997-02-21 | 2000-10-01 | Bruce B Lusignan | Two-way communication system utilizing small C-band antenna for downlink and L-band for uplink |
FR2760900B1 (fr) * | 1997-03-17 | 1999-05-28 | Centre Nat Etd Spatiales | Antenne pour satellite a defilement |
US6857724B2 (en) * | 1997-07-15 | 2005-02-22 | Silverbrook Research Pty Ltd | Print assembly for a wide format pagewidth printer |
US6160520A (en) * | 1998-01-08 | 2000-12-12 | E★Star, Inc. | Distributed bifocal abbe-sine for wide-angle multi-beam and scanning antenna system |
US6107897A (en) * | 1998-01-08 | 2000-08-22 | E*Star, Inc. | Orthogonal mode junction (OMJ) for use in antenna system |
US6181293B1 (en) * | 1998-01-08 | 2001-01-30 | E*Star, Inc. | Reflector based dielectric lens antenna system including bifocal lens |
US6246380B1 (en) * | 1998-08-25 | 2001-06-12 | Tempress Network Systems, Inc. | System and method for establishing a point to point radio system |
US6172655B1 (en) | 1999-02-12 | 2001-01-09 | Lockheed Martin Corporation | Ultra-short helical antenna and array thereof |
US6067058A (en) * | 1999-03-03 | 2000-05-23 | Lockhead Martin Corporation | End-fed spiral antenna, and arrays thereof |
US6243052B1 (en) * | 1999-11-16 | 2001-06-05 | Harris Corporation | Low profile panel-configured helical phased array antenna with pseudo-monopulse beam-control subsystem |
FR2810163A1 (fr) * | 2000-06-09 | 2001-12-14 | Thomson Multimedia Sa | Perfectionnement aux antennes-sources d'emission/reception d'ondes electromagnetiques |
US6750771B1 (en) * | 2000-08-10 | 2004-06-15 | Savi Technology, Inc. | Antenna system and method for reading low frequency tags |
US6501437B1 (en) | 2000-10-17 | 2002-12-31 | Harris Corporation | Three dimensional antenna configured of shaped flex circuit electromagnetically coupled to transmission line feed |
SE522054C2 (sv) * | 2002-07-08 | 2004-01-07 | Saab Ab | Elektriskt styrd bredbandig gruppantenn, antennelement lämpat att ingå i en sådan gruppantenn, samt antennmodul innefattande ett flertal sådana antennelement |
US20040196203A1 (en) * | 2002-09-11 | 2004-10-07 | Lockheed Martin Corporation | Partly interleaved phased arrays with different antenna elements in central and outer region |
US7109940B1 (en) | 2004-08-04 | 2006-09-19 | Lockheed Martin Corporation | Antenna element with curved dielectric member and array of such elements |
US7250920B1 (en) * | 2004-09-29 | 2007-07-31 | The United States Of America As Represented By The Secrtary Of The Navy | Multi-purpose electromagnetic radiation interface system and method |
US7420522B1 (en) * | 2004-09-29 | 2008-09-02 | The United States Of America As Represented By The Secretary Of The Navy | Electromagnetic radiation interface system and method |
US7489198B1 (en) | 2007-04-26 | 2009-02-10 | Lockheed Martin Corporation | Linear regulating switch |
US7498989B1 (en) | 2007-04-26 | 2009-03-03 | Lockheed Martin Corporation | Stacked-disk antenna element with wings, and array thereof |
US7701384B2 (en) * | 2008-04-08 | 2010-04-20 | Honeywell International Inc. | Antenna system for a micro air vehicle |
DE112009005121B4 (de) | 2009-08-06 | 2018-07-05 | Indian Space Research Organisation Of Isro | Gedruckte, quasi-konische Streifenwendel-Arrayantenne |
US20110148687A1 (en) * | 2009-12-18 | 2011-06-23 | L-3 Communications Cyterra Corporation | Adjustable antenna |
CN102347530A (zh) * | 2010-08-05 | 2012-02-08 | 北京聚利科技有限公司 | 一种用于高速公路电子收费天线阵的设计 |
FR2968847A1 (fr) * | 2010-12-08 | 2012-06-15 | Thomson Licensing | Systeme d'antennes multifaisceaux compact |
CN102222815B (zh) * | 2011-03-25 | 2013-08-21 | 中国电子科技集团公司第五十四研究所 | 螺旋阵列测控天线 |
US9537204B2 (en) * | 2013-04-27 | 2017-01-03 | Commsky Technologies, Inc. | Multi-channel multi-sector smart antenna system |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3182330A (en) * | 1960-09-21 | 1965-05-04 | Gen Electric | Variably spaced arrays of wave radiators and receivers |
US3858221A (en) * | 1973-04-12 | 1974-12-31 | Harris Intertype Corp | Limited scan antenna array |
US4101901A (en) * | 1975-12-22 | 1978-07-18 | Motorola, Inc. | Interleaved antenna array for use in a multiple input antenna system |
US4213132A (en) * | 1978-07-19 | 1980-07-15 | Motorola, Inc. | Antenna system with multiple frequency inputs |
US4243990A (en) * | 1979-04-30 | 1981-01-06 | International Telephone And Telegraph Corporation | Integrated multiband array antenna |
GB2050701B (en) * | 1979-05-08 | 1983-08-03 | Secr Defence | Radio antennae structures |
US4460896A (en) * | 1980-06-16 | 1984-07-17 | Shmitka Clarence F | Antenna with tunable helical resonator |
US4349825A (en) * | 1980-06-16 | 1982-09-14 | Shmitka Clarence F | Antenna assembly for high frequency ranges |
JPS5710504A (en) * | 1980-06-24 | 1982-01-20 | Kokusai Denshin Denwa Co Ltd <Kdd> | Array antenna |
DE3102323C2 (de) * | 1981-01-24 | 1984-06-07 | Metalltechnik Schmidt GmbH & Co, 7024 Filderstadt | Wendelantennengruppe |
US4427984A (en) * | 1981-07-29 | 1984-01-24 | General Electric Company | Phase-variable spiral antenna and steerable arrays thereof |
US4460895A (en) * | 1982-06-10 | 1984-07-17 | Gte Products Corporation | Integrated erectable antenna system |
GB8317938D0 (en) * | 1983-07-01 | 1983-08-03 | Emi Ltd | Antenna |
GB8624984D0 (en) * | 1986-10-17 | 1986-11-19 | Emi Plc Thorn | Antenna |
-
1990
- 1990-05-14 US US07/522,940 patent/US5258771A/en not_active Expired - Lifetime
-
1991
- 1991-04-24 GB GB9108810A patent/GB2245766B/en not_active Expired - Fee Related
- 1991-05-02 FR FR9105382A patent/FR2665580B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5258771A (en) | 1993-11-02 |
GB2245766A (en) | 1992-01-08 |
FR2665580A1 (fr) | 1992-02-07 |
GB2245766B (en) | 1994-09-21 |
GB9108810D0 (en) | 1991-06-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20090119 |