DE3336452C2 - - Google Patents
Info
- Publication number
- DE3336452C2 DE3336452C2 DE19833336452 DE3336452A DE3336452C2 DE 3336452 C2 DE3336452 C2 DE 3336452C2 DE 19833336452 DE19833336452 DE 19833336452 DE 3336452 A DE3336452 A DE 3336452A DE 3336452 C2 DE3336452 C2 DE 3336452C2
- Authority
- DE
- Germany
- Prior art keywords
- wave
- waves
- correction signal
- waveguide
- coupler
- 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
Links
- 230000005855 radiation Effects 0.000 claims description 4
- 230000010287 polarization Effects 0.000 description 8
- 230000005284 excitation Effects 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 238000005388 cross polarization Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000013598 vector Substances 0.000 description 2
- 241000272470 Circus Species 0.000 description 1
- 208000004350 Strabismus Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000028161 membrane depolarization Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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
- H01Q19/12—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
- H01Q19/132—Horn reflector antennas; Off-set feeding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/04—Multimode antennas
Landscapes
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833336452 DE3336452A1 (de) | 1983-10-06 | 1983-10-06 | Einrichtung zur verhinderung einer strahlungskeulenauslenkung bei einer fuer zirkularpolarisation vorgesehenen antenne mit einem gekruemmten reflektor und einem seitlich einstrahlenden primaerstrahler |
| EP84111833A EP0141281A3 (fr) | 1983-10-06 | 1984-10-03 | Dispositif pour empêcher un décalage du faisceau d'une antenne à polarisation circulaire comportant un réflecteur courbe et une source primaire décentrée |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833336452 DE3336452A1 (de) | 1983-10-06 | 1983-10-06 | Einrichtung zur verhinderung einer strahlungskeulenauslenkung bei einer fuer zirkularpolarisation vorgesehenen antenne mit einem gekruemmten reflektor und einem seitlich einstrahlenden primaerstrahler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3336452A1 DE3336452A1 (de) | 1985-05-02 |
| DE3336452C2 true DE3336452C2 (fr) | 1987-09-24 |
Family
ID=6211205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19833336452 Granted DE3336452A1 (de) | 1983-10-06 | 1983-10-06 | Einrichtung zur verhinderung einer strahlungskeulenauslenkung bei einer fuer zirkularpolarisation vorgesehenen antenne mit einem gekruemmten reflektor und einem seitlich einstrahlenden primaerstrahler |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0141281A3 (fr) |
| DE (1) | DE3336452A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2854503B1 (fr) * | 2003-04-30 | 2006-12-15 | Cit Alcatel | Satellite a couverture multi-zones assuree par deviation de faisceau |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1449265A (fr) * | 1965-10-05 | 1966-08-12 | Ass Elect Ind | Perfectionnements aux dispositifs d'exploration de faisceaux hyperfréquence |
| US3413642A (en) * | 1966-05-05 | 1968-11-26 | Bell Telephone Labor Inc | Dual mode antenna |
| CA890032A (en) * | 1970-08-10 | 1972-01-04 | Northen Electric Company Limited | Microwave horn-paraboloidal antenna |
| GB1525514A (en) * | 1975-10-29 | 1978-09-20 | Rudge A | Primary feeds for offset parabolic reflector antennas |
-
1983
- 1983-10-06 DE DE19833336452 patent/DE3336452A1/de active Granted
-
1984
- 1984-10-03 EP EP84111833A patent/EP0141281A3/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0141281A3 (fr) | 1986-07-30 |
| DE3336452A1 (de) | 1985-05-02 |
| EP0141281A2 (fr) | 1985-05-15 |
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| DE2348156A1 (de) | Antenne fuer sehr kurze elektromagnetische wellen, insbesondere satellitenantenne | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |