NL7700289A - Alzijdig gerichte radioantenne. - Google Patents
Alzijdig gerichte radioantenne.Info
- Publication number
- NL7700289A NL7700289A NL7700289A NL7700289A NL7700289A NL 7700289 A NL7700289 A NL 7700289A NL 7700289 A NL7700289 A NL 7700289A NL 7700289 A NL7700289 A NL 7700289A NL 7700289 A NL7700289 A NL 7700289A
- Authority
- NL
- Netherlands
- Prior art keywords
- everywhere
- radio antenna
- focused radio
- focused
- antenna
- Prior art date
Links
Classifications
-
- 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
- H01Q11/10—Logperiodic 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 |
---|---|---|---|
FR7600559A FR2337945A1 (fr) | 1976-01-12 | 1976-01-12 | Antenne radioelectrique vhf, uhf, omnidirectionnelle a large bande |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7700289A true NL7700289A (nl) | 1977-07-14 |
Family
ID=9167793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7700289A NL7700289A (nl) | 1976-01-12 | 1977-01-12 | Alzijdig gerichte radioantenne. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4145696A (nl) |
DE (1) | DE2700325A1 (nl) |
FR (1) | FR2337945A1 (nl) |
GB (1) | GB1519880A (nl) |
NL (1) | NL7700289A (nl) |
SE (1) | SE7700215L (nl) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5240986A (en) * | 1988-03-31 | 1993-08-31 | Idemitsu Petrochemical Co., Ltd. | Polycarbonate resin composition |
US5274389A (en) * | 1990-06-21 | 1993-12-28 | Raytheon Company | Broadband direction finding system |
US5649402A (en) * | 1995-09-01 | 1997-07-22 | Fwt, Inc. | Antenna support for power transmission tower |
CA2402256A1 (fr) * | 2000-03-07 | 2001-09-13 | Emmanuel Livadiotti | Dispositif de diffusion hertzienne et pylone pour un tel dispositif |
US6650300B2 (en) * | 2001-12-17 | 2003-11-18 | Spx Corporation | Common aperture UHF/horizontally polarized low-and mid-band VHF antenna |
US6781558B2 (en) * | 2002-07-03 | 2004-08-24 | Spx Corporation | Antenna mast and method |
US7466286B2 (en) * | 2006-03-06 | 2008-12-16 | Chapman Brandon M | Folding frame for mounting an antenna |
US7626557B2 (en) | 2006-03-31 | 2009-12-01 | Bradley L. Eckwielen | Digital UHF/VHF antenna |
US7911406B2 (en) * | 2006-03-31 | 2011-03-22 | Bradley Lee Eckwielen | Modular digital UHF/VHF antenna |
US20080100529A1 (en) * | 2006-04-24 | 2008-05-01 | Electronics Research, Inc. | Antenna with lattice support structure |
CN115296001B (zh) * | 2022-08-03 | 2023-03-10 | 北京鑫昇科技有限公司 | 一种大宽带微分布系统 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1303212B (nl) * | 1961-09-27 | Siemens Ag | ||
US3329959A (en) * | 1962-08-13 | 1967-07-04 | Siemens Ag | Antenna comprising groups of radiators disposed in different planes |
US3618103A (en) * | 1969-10-24 | 1971-11-02 | Antennacraft Co | Plural antennas with impedance matching to couple to single leadin |
US3943522A (en) * | 1974-09-20 | 1976-03-09 | Rca Corporation | Circularly polarized antenna system using a combination of turnstile and vertical dipole radiators |
US4005432A (en) * | 1975-11-11 | 1977-01-25 | Rockwell International Corporation | Commutated log periodic antenna array for automatic direction finding |
-
1976
- 1976-01-12 FR FR7600559A patent/FR2337945A1/fr active Granted
- 1976-12-23 GB GB53784/76A patent/GB1519880A/en not_active Expired
- 1976-12-27 US US05/754,241 patent/US4145696A/en not_active Expired - Lifetime
-
1977
- 1977-01-05 DE DE19772700325 patent/DE2700325A1/de active Pending
- 1977-01-11 SE SE7700215A patent/SE7700215L/xx unknown
- 1977-01-12 NL NL7700289A patent/NL7700289A/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE7700215L (sv) | 1977-07-13 |
GB1519880A (en) | 1978-08-02 |
FR2337945B1 (nl) | 1980-05-23 |
US4145696A (en) | 1979-03-20 |
FR2337945A1 (fr) | 1977-08-05 |
DE2700325A1 (de) | 1977-07-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed | ||
BV | The patent application has lapsed |