US3193828A
Expired / Lapsed
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Amplitude modulating apparatus
Assignee: General Dynamics Corp
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Filing: 1961-09-11
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Granted: 1965-07-06
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Expires: 1981-09-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert F Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:50
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/40; G01S7/4004; G01S7/4017
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
102 words
IN AN ANTENNA SIMULATING DEVICE FOR SIMULATING AN ANTENNA RADIATION PATTERN HAVING A PLURALITY OF LOBES, AN ANNULAR WAVE GUIDE TRANSMISSION MEANS, AT LEAST ONE INPUT COUPLING MENS FOR INTRODUCING ENERGY INTO SAID WAVE GUIDE TRANSMISSION MEANS, AT LEAST ONE ROTATING PICK-OFF MEANS MOUNTED TO ROTATE WITHIN SAID WAVE GUIDE TRANSMISSION MEANS PAST SAID INPUT COUPLING MEANS AND IN ENERGY COUPLING RELATIONSHIP WITH SAID INPUT COUPLING MEANS, SAID PICK-OFF MEANS INCLUDING SEPARATE ELEMENTS FOR EACH OF SAID SIDE LOBES COUPLED TO SAID PICK-OFF MEANS, AND MEANS FOR COMINING THE ENERGY RECEIVED BY SAID ELEMENTS OF SAID PICK-OFF MEANS IN CONTROLLABLE PHASE RELATIONSHIP.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |