US3150320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Space satellite communications system employing a modulator-reflector relay means
Assignee: International Business Machines Corp
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Filing: 1962-05-18
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Granted: 1964-09-22
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Expires: 1982-05-18
Abstract
No abstract record available.
Inventors
- 👤 Gruenberg Elliot Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:29
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/14; H04B7/15; H04B7/204; H04B7/2043; Y; Y10; Y10S; Y10S343/00; Y10S343/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
IN A COMMUNICATIONS SYSTEM, THE COMBINATION COMPRISING: A RADIATING SOURCE OF INFORMATION MODULATED ELECTROMAGNETIC ENERGY; A RADIATING SOURCE OF UNMODULATED CARRIER WAVE ENERGY LOCATED AT A DISTANCE FROM SAID SOURCE OF INFORMATION MODULATED ELECTROMAGNETIC ENERGY; A CARRIER WAVE RECEIVER CAPABLE OF RECEIVING SAID CARRIER WAVE ENERGY POSITIONED COINCIDENTALLY WITH SAID SOURCE OF UNMODULATED CARRIER WAVE ENERGY; AND A SATELLITE AT WHICH BOTH SAID SOURCES MAY BE DIRECTED, SAID SATELLITE INCLUDING: A PLURALITY OF PAIRS OF ANTENNAS ADAPTED TO ACCEPT AT LEAST SAID UNMODULATED CARRIER WAVE ENERGY, THE ANTENNAS OF EACH PAIR BEING SYMMETRICALLY DISPOSED ABOUT A GEOMETRIC CENTER COMMON TO ALL SAID PAIRS, A PLURALITY OF ELECTRICAL TRANSMISSION PATHS, ONE FOR EACH OF SAID PAIRS OF ANTENNAS, EACH OF SAID ELECTRICAL TRANSMISSION PATHS CONNECTING TO EACH OTHER THE ANTENNAS APPERTAINING TO IT, ALL OF SAID ELECTRICAL TRANSMISSION PATHS BEING SUBSTANTIALLY EQUAL IN ELECTRICAL LENGTH; MODULATION MEANS IN EACH ELECTRICAL TRANSMISSION PATH; AND RECEIVER MEANS ADAPTED TO RECEIVE SAID INFORMATION MODULATED ELECTROMAGNETIC ENERGY AND TO APPLY IT TO CONTROL SAID MODULATION MEANS.
Claim 2
Dependent Claim
171 words
IN A COMMUNICATIONS SYSTEM, THE COMBINATION COMPRISING: A RADIATING SOURCE OF INFORMATION MODULATED ELECTROMAGNETIC ENERGY; A RADIATING SOURCE OF UNMODULATED CARRIER WAVE ENERGY LOCATED AT A DISTANCE FROM SAID SOURCE OF INFORMATION MODULATED ELECTROMAGNETIC ENERGY; A CARRIER WAVE RECEIVER CAPABLE OF RECEIVING SAID CARRIER WAVE ENERGY POSITIONED COINCIDENTALLY WITH SAID SOURCE OF UNMODULATED CARRIER WAVE ENERGY; AND A SATELLITE AT WHICH BOTH SAID SOURCES MAY BE DIRECTED, SAID SATELLITE INCLUDING: A PLURALITY OF PAIRS OF ANTENNAS ADAPTED TO ACCEPT AT LEAST SAID UNMODULATED CARRIER WAVE ENERGY, THE ANTENNAS OF EACH PAIR BEING SYMMETRICALLY DISPOSED ABOUT A GEOMETRIC CENTER COMMON TO ALL SAID PAIRS, A PLURALITY OF ELECTRICAL TRANSMISSION PATHS, ONE FOR EACH OF SAID PAIRS OF ANTENNAS, EACH OF SAID ELECTRICAL TRANSMISSION PATHS CONNECTING TO EACH OTHER THE ANTENNAS APPERTAINING TO IT, ALL OF SAID ELECTRICAL TRANSMISSION PATHS BEING SUBSTANTIALLY EQUAL IN ELECTRICAL LENGTH; MODULATION MEANS IN EACH ELECTRICAL TRANSMISSION PATH; AND RECEIVER MEANS ADAPTED TO RECEIVE SAID INFORMATION MODULATED ELECTROMAGNETIC ENERGY AND TO APPLY IT TO CONTROL SAID MODULATION MEANS.
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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |