US3333269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Satellite antenna pattern stabilization method and apparatus
Assignee: Bolkow GmbH
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Filing: 1965-04-01
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Granted: 1967-07-25
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Expires: 1985-04-01
Abstract
No abstract record available.
Inventors
- 👤 Vilbig Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:51
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/10; B64G1/1007; B64G1/24; B64G1/244; B64G1/34; B64G1/36; B64G1/369; B64G1/66; H; H01; H01Q; H01Q1/00; H01Q1/12; H01Q1/18; H01Q1/185; H01Q3/00; H01Q3/24; H01Q3/245
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
A COMMUNICATION STATELLITE HAVING THE SHAPE OF A DUMBBELL AND INCLUDING AN AXIS EXTENDING LONGITUDINALLY OF THE DUMBBELL, SAID STATELLITE BEING NORMALLY CONSTRAINED TO AN ORIENTATION IN WHICH SAID AXIS IS DIRECTED TO THE EARTH''S CENTER, AND BEING SUBJECTED TO INFLUENCES TEMPORARILY DEVIATING ITS AXIS FROM IT NORMAL DIRECTION; A PARABOLIC DIRECTIONAL ANTENNA FIXEDLY POSITIONED ON SAID STATELLITE AND HAVING A RADIATION PATTERN WHOSE MAXIMUM RADIATION DIRECTION IS DIRECTED TOWARD AN EARTH-BOUND RECEIVING STATION; AT LEAST FOUR HORN RADIATORS ARRANGED SYMMETRICALLY WITH RESPECT TO THE FOCAL AXIS OF SAID PARABOLIC ANTENNA; INFRA-RED RESPONSIVE SENSING MEANS CORRESPONDING IN NUMBER AND LOCATION TO SAID HORN RADIATORS AND EACH OPERATIVELY ASSOCIATED WITH A RESPECTIVE HORN RADIATOR; SAID INFRA-RED RESPONSIVE SENSING MEANS BEING ARRANGED TO OBSERVE THE POSITION OF A DISK RADIATOR OF INFRA-RED ENERGY COMPRISING THE EARTH''S CALOTTE AS VIEWED FROM SAID STATELLITE, AND SAID SENSING MEANS BEING SO POSITIONED THAT, WHEN SAID STATELLITE AXIS INTERSECTS THE EARTH''S CENTER, SAID SENSING MEANS RECEIVE EQUAL AMOUNTS OF INFRA-RED ENERGY FROM SAID DISK; SAID SENSING MEANS PROVIDING RESPECTIVE CONTROL SIGNALS CORRESPONDING TO THE DIRECTION AND DEGREE OF DEVIATION OF SAID STATELLITE AXIS
Claim 2
Dependent Claim
187 words
A COMMUNICATION STATELLITE HAVING THE SHAPE OF A DUMBBELL AND INCLUDING AN AXIS EXTENDING LONGITUDINALLY OF THE DUMBBELL, SAID STATELLITE BEING NORMALLY CONSTRAINED TO AN ORIENTATION IN WHICH SAID AXIS IS DIRECTED TO THE EARTH''S CENTER, AND BEING SUBJECTED TO INFLUENCES TEMPORARILY DEVIATING ITS AXIS FROM IT NORMAL DIRECTION; A PARABOLIC DIRECTIONAL ANTENNA FIXEDLY POSITIONED ON SAID STATELLITE AND HAVING A RADIATION PATTERN WHOSE MAXIMUM RADIATION DIRECTION IS DIRECTED TOWARD AN EARTH-BOUND RECEIVING STATION; AT LEAST FOUR HORN RADIATORS ARRANGED SYMMETRICALLY WITH RESPECT TO THE FOCAL AXIS OF SAID PARABOLIC ANTENNA; INFRA-RED RESPONSIVE SENSING MEANS CORRESPONDING IN NUMBER AND LOCATION TO SAID HORN RADIATORS AND EACH OPERATIVELY ASSOCIATED WITH A RESPECTIVE HORN RADIATOR; SAID INFRA-RED RESPONSIVE SENSING MEANS BEING ARRANGED TO OBSERVE THE POSITION OF A DISK RADIATOR OF INFRA-RED ENERGY COMPRISING THE EARTH''S CALOTTE AS VIEWED FROM SAID STATELLITE, AND SAID SENSING MEANS BEING SO POSITIONED THAT, WHEN SAID STATELLITE AXIS INTERSECTS THE EARTH''S CENTER, SAID SENSING MEANS RECEIVE EQUAL AMOUNTS OF INFRA-RED ENERGY FROM SAID DISK; SAID SENSING MEANS PROVIDING RESPECTIVE CONTROL SIGNALS CORRESPONDING TO THE DIRECTION AND DEGREE OF DEVIATION OF SAID STATELLITE AXIS
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |