FR2209226B1 - - Google Patents
Info
- Publication number
- FR2209226B1 FR2209226B1 FR7342613A FR7342613A FR2209226B1 FR 2209226 B1 FR2209226 B1 FR 2209226B1 FR 7342613 A FR7342613 A FR 7342613A FR 7342613 A FR7342613 A FR 7342613A FR 2209226 B1 FR2209226 B1 FR 2209226B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot 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
- H01Q21/20—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2259082A DE2259082A1 (de) | 1972-12-02 | 1972-12-02 | Breitbandige, vertikal polarisierte rundstrahlantenne |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2209226A1 FR2209226A1 (fr) | 1974-06-28 |
FR2209226B1 true FR2209226B1 (fr) | 1978-06-16 |
Family
ID=5863345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7342613A Expired FR2209226B1 (fr) | 1972-12-02 | 1973-11-29 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3871000A (fr) |
JP (1) | JPS4989460A (fr) |
DE (1) | DE2259082A1 (fr) |
FR (1) | FR2209226B1 (fr) |
GB (1) | GB1419283A (fr) |
IT (1) | IT1001963B (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2255715B1 (fr) * | 1973-12-21 | 1978-11-10 | Thomson Csf | |
US4468675A (en) * | 1981-11-04 | 1984-08-28 | Robinson Lawrence P | Shortened antenna with coaxial telescoping cylinders |
US5105199A (en) * | 1989-08-17 | 1992-04-14 | Alliance Telecommunications Corporation | Method and apparatus for tube element bracket |
DE4308604A1 (de) * | 1993-03-18 | 1994-09-22 | Kolbe & Co Hans | Lineare Gruppenantenne mit Rundstrahlcharakteristik |
US6020860A (en) * | 1997-04-29 | 2000-02-01 | Howell Laboratories, Inc. | Antenna inner conductor and shorts system |
US6011520A (en) * | 1998-02-18 | 2000-01-04 | Ems Technologies, Inc. | Geodesic slotted cylindrical antenna |
CN1211884C (zh) * | 1998-10-20 | 2005-07-20 | 雷西昂公司 | 同轴腔天线 |
KR100861880B1 (ko) * | 2007-01-11 | 2008-10-09 | 주식회사 이엠따블유안테나 | 병렬-고리 구조의 내장형 안테나 |
US8421701B2 (en) * | 2009-06-09 | 2013-04-16 | dcSpectra, Inc. | Omnidirectional antenna radiation element |
US10826179B2 (en) | 2018-03-19 | 2020-11-03 | Laurice J. West | Short dual-driven groundless antennas |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2935747A (en) * | 1956-03-05 | 1960-05-03 | Rca Corp | Broadband antenna system |
US2895133A (en) * | 1956-05-22 | 1959-07-14 | Applic Rech Electronique | Wide-band antenna |
US2973515A (en) * | 1957-04-05 | 1961-02-28 | Alford Andrew | Omnidirectional vertically polarized antenna |
US3417400A (en) * | 1966-04-25 | 1968-12-17 | Administrator Of The Nat Acron | Triaxial antenna |
-
1972
- 1972-12-02 DE DE2259082A patent/DE2259082A1/de not_active Withdrawn
-
1973
- 1973-11-28 IT IT31729/73A patent/IT1001963B/it active
- 1973-11-29 FR FR7342613A patent/FR2209226B1/fr not_active Expired
- 1973-11-30 US US420581A patent/US3871000A/en not_active Expired - Lifetime
- 1973-11-30 GB GB5571173A patent/GB1419283A/en not_active Expired
- 1973-12-01 JP JP48134040A patent/JPS4989460A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1419283A (en) | 1975-12-31 |
US3871000A (en) | 1975-03-11 |
FR2209226A1 (fr) | 1974-06-28 |
JPS4989460A (fr) | 1974-08-27 |
IT1001963B (it) | 1976-04-30 |
DE2259082A1 (de) | 1974-06-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |