US3249941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for antenna array tuning
Assignee: Individual
•
Filing: 1962-12-31
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Granted: 1966-05-03
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Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Richard K Royce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:16
CPC Classifications
H; H01; H01Q; H01Q21/00; H01Q21/06; H01Q21/08; H01Q21/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
247 words
THE METHOD OF TUNING A DIRECTIONAL ANTENNA ARRAY INCLUDING AT LEAST TWO SUBSTANTIALLY IDENTICAL OMNIDIRECTIONAL RADIATION ELEMENTS DISPOSED IN SELECTED RELATION TO PROVIDE A PRESCRIBED RADIATION PATTERN HAVING AT LEAST ONE NULL AREA, A HIGH ENERGY SOURCE AND TRANSMISSION LINE MEANS WITH A MAIN SECTION CONNECTED TO SAID HIGH ENERGY SOURCE AND BRANCH SECTIONS INTERCONNECTING SAID MAIN SECTION AND EACH OF SAID RADIATION ELEMENTS COMPRISING THE STEPS OF (1) DISABLING ALL BUT ONE OF SAID RADIATION ELEMENTS AND THEIR RESPECTIVE BRANCH SECTIONS OF SAID TRANSMISSION LINE MEANS; (2) CONVERTING SAID HIGH ENERGY SOURCE INTO A RELATIVELY LOW ENERGY CONSTANT CURRENT SOURCE; (3) ENERGIZING SAID SOURCE; (4) LOADING THE BRANCH SECTION ASSOCIATED WITH SAID ONE FO SAID RADIATION ELEMENTS AND ADJUSTING SAID LOAD FOR MINIMUM REFLECTED POWER IN SAID BRANCH SECTION; (5) RESTORING THE OTHER RADIATION ELEMENTS AND THEIR RESPECTIVE BRANCH SECTIONS OF SAID TRANSMISSION LINE MEANS TO ABLE CONDITION; (6) LOADING THE BRANCH SECTIONS ASSOCIATED WITH SAID OTHER RADIATION ELEMENTS TO THE SAME EXTENT AND AT THE SAME POINT AS THE BRANCH SECTION ASSOCIATED WITH SAID ONE RADIATION ELEMENT IN LOADED WHEREBY ALL BRANCH SECTIONS ARE SIMILARLY LOADED AT SUBSTANTIALLY THE SAME POINT RELATIVE TO THEIR RESPECTIVE RADIATION ELEMENTS; (7) ADJUSTING THE LOADING ON EACH BRANCH SECTION FOR MINIMUM FIELD STRENGTH INDICATION AT SAID NULL AREA OF SAID PRESCRIBED RADIATION PATTERN; (8) LOADING SAID MAIN SECTION OF SAID TRANSMISSION LINE AND ADJUSTING SAID LOAD FOR MINIMUM REFLECTED POWER; AND (9) RESTORING SAID SOURCE TO HIGH ENERGY OPERATION.
Claim 2
Independent Claim
247 words
THE METHOD OF TUNING A DIRECTIONAL ANTENNA ARRAY INCLUDING AT LEAST TWO SUBSTANTIALLY IDENTICAL OMNIDIRECTIONAL RADIATION ELEMENTS DISPOSED IN SELECTED RELATION TO PROVIDE A PRESCRIBED RADIATION PATTERN HAVING AT LEAST ONE NULL AREA, A HIGH ENERGY SOURCE AND TRANSMISSION LINE MEANS WITH A MAIN SECTION CONNECTED TO SAID HIGH ENERGY SOURCE AND BRANCH SECTIONS INTERCONNECTING SAID MAIN SECTION AND EACH OF SAID RADIATION ELEMENTS COMPRISING THE STEPS OF (1) DISABLING ALL BUT ONE OF SAID RADIATION ELEMENTS AND THEIR RESPECTIVE BRANCH SECTIONS OF SAID TRANSMISSION LINE MEANS; (2) CONVERTING SAID HIGH ENERGY SOURCE INTO A RELATIVELY LOW ENERGY CONSTANT CURRENT SOURCE; (3) ENERGIZING SAID SOURCE; (4) LOADING THE BRANCH SECTION ASSOCIATED WITH SAID ONE FO SAID RADIATION ELEMENTS AND ADJUSTING SAID LOAD FOR MINIMUM REFLECTED POWER IN SAID BRANCH SECTION; (5) RESTORING THE OTHER RADIATION ELEMENTS AND THEIR RESPECTIVE BRANCH SECTIONS OF SAID TRANSMISSION LINE MEANS TO ABLE CONDITION; (6) LOADING THE BRANCH SECTIONS ASSOCIATED WITH SAID OTHER RADIATION ELEMENTS TO THE SAME EXTENT AND AT THE SAME POINT AS THE BRANCH SECTION ASSOCIATED WITH SAID ONE RADIATION ELEMENT IN LOADED WHEREBY ALL BRANCH SECTIONS ARE SIMILARLY LOADED AT SUBSTANTIALLY THE SAME POINT RELATIVE TO THEIR RESPECTIVE RADIATION ELEMENTS; (7) ADJUSTING THE LOADING ON EACH BRANCH SECTION FOR MINIMUM FIELD STRENGTH INDICATION AT SAID NULL AREA OF SAID PRESCRIBED RADIATION PATTERN; (8) LOADING SAID MAIN SECTION OF SAID TRANSMISSION LINE AND ADJUSTING SAID LOAD FOR MINIMUM REFLECTED POWER; AND (9) RESTORING SAID SOURCE TO HIGH ENERGY OPERATION.
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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |