BR8505309A - Transdutor de antenas para pelo menos duas faixas de frequencia distintas - Google Patents
Transdutor de antenas para pelo menos duas faixas de frequencia distintasInfo
- Publication number
- BR8505309A BR8505309A BR8505309A BR8505309A BR8505309A BR 8505309 A BR8505309 A BR 8505309A BR 8505309 A BR8505309 A BR 8505309A BR 8505309 A BR8505309 A BR 8505309A BR 8505309 A BR8505309 A BR 8505309A
- Authority
- BR
- Brazil
- Prior art keywords
- frequency bands
- different frequency
- antenna transducer
- transducer
- antenna
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
- H01P1/2131—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies with combining or separating polarisations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
- H01P1/161—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion sustaining two independent orthogonal modes, e.g. orthomode transducer
-
- 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
- H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
- H01Q5/45—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Waveguide Aerials (AREA)
- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843439414 DE3439414A1 (de) | 1984-10-27 | 1984-10-27 | Antennenerreger fuer mindestens zwei unterschiedliche frequenzbaender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8505309A true BR8505309A (pt) | 1986-08-05 |
Family
ID=6248924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8505309A BR8505309A (pt) | 1984-10-27 | 1985-10-24 | Transdutor de antenas para pelo menos duas faixas de frequencia distintas |
Country Status (5)
| Country | Link |
|---|---|
| BR (1) | BR8505309A (pt) |
| DE (1) | DE3439414A1 (pt) |
| FR (1) | FR2572593A1 (pt) |
| GB (1) | GB2166297A (pt) |
| IT (1) | IT1182940B (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2593644B1 (fr) * | 1986-01-28 | 1988-03-11 | Alcatel Espace | Dispositif duplexeur de polarisation et de frequences a trois acces. |
| DE3634772A1 (de) * | 1986-09-08 | 1988-03-17 | Kabelmetal Electro Gmbh | Antennenerreger fuer mindestens zwei unterschiedliche frequenzbaender |
| US4912436A (en) * | 1987-06-15 | 1990-03-27 | Gamma-F Corporation | Four port dual polarization frequency diplexer |
| US5255003B1 (en) * | 1987-10-02 | 1995-05-16 | Antenna Downlink Inc | Multiple-frequency microwave feed assembly |
| DE4113760C2 (de) * | 1991-04-26 | 1994-09-01 | Hirschmann Richard Gmbh Co | Anordnung zur Umwandlung eines Mikrowellentyps |
| FR2678434B1 (fr) * | 1991-06-26 | 1994-02-04 | Christian Sabatier | Dispositif de filtrage d'ondes electromagnetiques circulant dans un guide d'ondes d'un premier type a symetrie de revolution, a troncons de guides d'ondes d'un second type inseres. |
| DE19961237A1 (de) | 1999-12-18 | 2001-06-21 | Alcatel Sa | Antenne zur Abstrahlung und zum Empfang elektromagnetischer Wellen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2488055A1 (fr) * | 1980-07-31 | 1982-02-05 | Thomson Csf | Transducteur d'antenne pour antenne d'emission-reception et source primaire d'antenne equipee d'un tel transducteur |
| IT1155664B (it) * | 1982-03-25 | 1987-01-28 | Sip | Dispositivo di guida d onda per la separazione di segnali a radiofrequenza di diversa frequenza e polarizzazione |
| US4491810A (en) * | 1983-01-28 | 1985-01-01 | Andrew Corporation | Multi-port, multi-frequency microwave combiner with overmoded square waveguide section |
-
1984
- 1984-10-27 DE DE19843439414 patent/DE3439414A1/de not_active Withdrawn
-
1985
- 1985-08-13 FR FR8512325A patent/FR2572593A1/fr not_active Withdrawn
- 1985-10-22 GB GB08526009A patent/GB2166297A/en not_active Withdrawn
- 1985-10-24 BR BR8505309A patent/BR8505309A/pt unknown
- 1985-10-25 IT IT48721/85A patent/IT1182940B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB2166297A (en) | 1986-04-30 |
| GB8526009D0 (en) | 1985-11-27 |
| IT1182940B (it) | 1987-10-05 |
| FR2572593A1 (fr) | 1986-05-02 |
| IT8548721A0 (it) | 1985-10-25 |
| DE3439414A1 (de) | 1986-04-30 |
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