CA1156754A - Correction method for transverse defocussing of paraboloid and corresponding correcting system for parabolic antenna - Google Patents
Correction method for transverse defocussing of paraboloid and corresponding correcting system for parabolic antennaInfo
- Publication number
- CA1156754A CA1156754A CA000365921A CA365921A CA1156754A CA 1156754 A CA1156754 A CA 1156754A CA 000365921 A CA000365921 A CA 000365921A CA 365921 A CA365921 A CA 365921A CA 1156754 A CA1156754 A CA 1156754A
- Authority
- CA
- Canada
- Prior art keywords
- platform
- paraboloid
- source
- focus
- transverse
- 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
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims description 13
- 239000004020 conductor Substances 0.000 claims 2
- 241000826860 Trapezium Species 0.000 description 6
- 230000005855 radiation Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 description 1
- 206010010071 Coma Diseases 0.000 description 1
- 241000220300 Eupsilia transversa Species 0.000 description 1
- 241001282736 Oriens Species 0.000 description 1
- 241001455273 Tetrapoda Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/18—Means for stabilising antennas on an unstable platform
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/125—Means for positioning
- H01Q1/1264—Adjusting different parts or elements of an aerial unit
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
- Details Of Aerials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7930957A FR2472284A1 (fr) | 1979-12-18 | 1979-12-18 | Procede de correction de la defocalisation transversale d'un paraboloide et dispositif correspondant de correction d'antenne parabolique |
| FR7930.957 | 1979-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1156754A true CA1156754A (en) | 1983-11-08 |
Family
ID=9232882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000365921A Expired CA1156754A (en) | 1979-12-18 | 1980-12-02 | Correction method for transverse defocussing of paraboloid and corresponding correcting system for parabolic antenna |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4365252A (show.php) |
| EP (1) | EP0030895B1 (show.php) |
| JP (1) | JPS5694805A (show.php) |
| AT (1) | ATE5285T1 (show.php) |
| CA (1) | CA1156754A (show.php) |
| DE (1) | DE3065561D1 (show.php) |
| FR (1) | FR2472284A1 (show.php) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2502404A1 (fr) * | 1981-03-20 | 1982-09-24 | Matra | Dispositif de montage articule, notamment d'un sous-ensemble de satellite artificiel |
| FR2523375A1 (fr) * | 1982-03-10 | 1983-09-16 | Europ Agence Spatiale | Dispositif de compensation des distorsions des reflecteurs pour antennes de reception et/ou transmission d'ondes a faisceaux multiples |
| FR2543697B1 (fr) * | 1983-03-30 | 1985-08-23 | Aerospatiale | Procede et dispositif de suspension et d'entrainement d'un miroir oscillant de telescope spatial |
| DE9014875U1 (de) * | 1990-10-27 | 1991-01-10 | Kabelmetal Electro Gmbh, 30179 Hannover | Antenne mit einem parabolischen Reflektor |
| US7118658B2 (en) * | 2002-05-21 | 2006-10-10 | Semitool, Inc. | Electroplating reactor |
| TW202306722A (zh) | 2021-02-22 | 2023-02-16 | 美商外世界股份有限公司 | 具有機械臂波導的基於微波的採礦系統及方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB905440A (en) * | 1957-12-18 | 1962-09-05 | Gen Electric Co Ltd | Improvements in or relating to position control arrangements and aerial systems including such arrangements |
| US3166750A (en) * | 1961-02-14 | 1965-01-19 | Raytheon Co | Antenna intersecting-orthogonal-axes gimbal mount utilizing rotary bearings for two axes and push-pull linkage for third axis |
| US3262321A (en) * | 1963-09-16 | 1966-07-26 | Jr George E Moul | Two-rod seeker head |
| DE1273625B (de) * | 1964-04-03 | 1968-07-25 | Boelkow Gmbh | Nachrichten-Satellit mit einem Richtfunksystem und mit einer Konfiguration in Form einer Hantel |
| US3374977A (en) * | 1966-06-09 | 1968-03-26 | Collins Radio Co | Antenna positioner |
| US3565515A (en) * | 1967-12-12 | 1971-02-23 | Perkin Elmer Corp | Mounts for optical elements |
| JPS5028148B1 (show.php) * | 1969-11-28 | 1975-09-12 | ||
| FR2450444A1 (fr) * | 1979-02-28 | 1980-09-26 | Aerospatiale | Procede electromagnetique pour regler l'orientation d'une plate-forme |
-
1979
- 1979-12-18 FR FR7930957A patent/FR2472284A1/fr active Granted
-
1980
- 1980-12-02 CA CA000365921A patent/CA1156754A/en not_active Expired
- 1980-12-03 US US06/212,663 patent/US4365252A/en not_active Expired - Lifetime
- 1980-12-11 AT AT80401778T patent/ATE5285T1/de active
- 1980-12-11 EP EP80401778A patent/EP0030895B1/fr not_active Expired
- 1980-12-11 DE DE8080401778T patent/DE3065561D1/de not_active Expired
- 1980-12-16 JP JP17796380A patent/JPS5694805A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0030895A1 (fr) | 1981-06-24 |
| DE3065561D1 (en) | 1983-12-15 |
| ATE5285T1 (de) | 1983-11-15 |
| EP0030895B1 (fr) | 1983-11-09 |
| FR2472284A1 (fr) | 1981-06-26 |
| JPS5694805A (en) | 1981-07-31 |
| JPH0136282B2 (show.php) | 1989-07-31 |
| US4365252A (en) | 1982-12-21 |
| FR2472284B1 (show.php) | 1981-12-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |