DE2458584A1 - Sende-/empfangsantenne zur erzeugung definierter polarisationen - Google Patents
Sende-/empfangsantenne zur erzeugung definierter polarisationenInfo
- Publication number
- DE2458584A1 DE2458584A1 DE19742458584 DE2458584A DE2458584A1 DE 2458584 A1 DE2458584 A1 DE 2458584A1 DE 19742458584 DE19742458584 DE 19742458584 DE 2458584 A DE2458584 A DE 2458584A DE 2458584 A1 DE2458584 A1 DE 2458584A1
- Authority
- DE
- Germany
- Prior art keywords
- antenna
- antenna according
- individual antennas
- antennas
- individual
- 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.)
- Granted
Links
- 230000001419 dependent effect Effects 0.000 claims abstract description 4
- 230000010287 polarization Effects 0.000 claims description 21
- 238000010586 diagram Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000005684 electric field Effects 0.000 description 4
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005388 cross polarization Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000010397 one-hybrid screening Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
-
- 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
- H01Q11/105—Logperiodic antennas using a dielectric support
Landscapes
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742458584 DE2458584A1 (de) | 1974-12-11 | 1974-12-11 | Sende-/empfangsantenne zur erzeugung definierter polarisationen |
| US05/639,604 US4054886A (en) | 1974-11-16 | 1975-12-10 | Transmitting/receiving antenna having mirror symmetry and defined polarizations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742458584 DE2458584A1 (de) | 1974-12-11 | 1974-12-11 | Sende-/empfangsantenne zur erzeugung definierter polarisationen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2458584A1 true DE2458584A1 (de) | 1976-06-16 |
| DE2458584C2 DE2458584C2 (enrdf_load_stackoverflow) | 1990-05-03 |
Family
ID=5933144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742458584 Granted DE2458584A1 (de) | 1974-11-16 | 1974-12-11 | Sende-/empfangsantenne zur erzeugung definierter polarisationen |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE2458584A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0975048A3 (en) * | 1998-07-20 | 2001-04-25 | Hughes Electronics Corporation | Method for reducing cross-polar degradation in multi-feed dual offset reflector antennas |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1302841B (enrdf_load_stackoverflow) * | 1965-05-21 | |||
| US3358287A (en) * | 1965-01-06 | 1967-12-12 | Brueckmann Helmut | Broadband dual-polarized antenna |
| FR1585036A (enrdf_load_stackoverflow) * | 1968-05-28 | 1970-01-09 |
-
1974
- 1974-12-11 DE DE19742458584 patent/DE2458584A1/de active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3358287A (en) * | 1965-01-06 | 1967-12-12 | Brueckmann Helmut | Broadband dual-polarized antenna |
| DE1302841B (enrdf_load_stackoverflow) * | 1965-05-21 | |||
| FR1585036A (enrdf_load_stackoverflow) * | 1968-05-28 | 1970-01-09 |
Non-Patent Citations (3)
| Title |
|---|
| Heilmann, A.: "Antennen III" 1970 S. 159,160 * |
| IRE Transactions on Antennas and Propagation 1959 S. 181-187 * |
| Rumsey, V.H.: "Frequency Independent Antennas" 1966 S. 58-61 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0975048A3 (en) * | 1998-07-20 | 2001-04-25 | Hughes Electronics Corporation | Method for reducing cross-polar degradation in multi-feed dual offset reflector antennas |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2458584C2 (enrdf_load_stackoverflow) | 1990-05-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8120 | Willingness to grant licences paragraph 23 | ||
| 8110 | Request for examination paragraph 44 | ||
| 8127 | New person/name/address of the applicant |
Owner name: TELEFUNKEN SYSTEMTECHNIK GMBH, 7900 ULM, DE |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |