US3085243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar tracking and display system
Assignee: RCA Corp
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Filing: 1957-10-15
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Granted: 1963-04-09
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Expires: 1977-10-15
Abstract
No abstract record available.
Inventors
- 👤 Donald S Bond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:43
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/66; G01S13/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
IN COMBINATION, MEANS FOR RADIATING ENERGY IN A DIRECTIVE BEAM PATTERN INCLUDING TWO DIRECTIVE LOBES DISPLACED A RELATIVELY SMALL ANGLE FROM ONE ANOTHER AND RECEIVING ENERGY REFLECTED FROM OBJECTS IN THE PATHS OF SAID TWO LOBES; DISPLAY MEANS FOR DISPLAYING THE RECEIVED ENERGY IN A TWO-COORDINATE DISPLAY ONE OF WHOSE COORDINATES REPRESENTS RANGE; MEANS FOR DETECTING THE ENERGY RECEIVED FROM OBJECTS IN THE PATH OF EACH SAID LOBE IN A RESTRICTED INTERVAL OF THE RANGE DISPLAYED ON SAID DISPLAY MEANS, SAID RESTRICTED INTERVAL BEING A FRACTION OF THE ENTIRE RANGE INTERVAL DISPLAYED ON SAID DISPLAY MEANS; COMPARISON MEANS FOR COMPARING THE ENERGY RECEIVED IN SAID RESTRICTED INTERVAL OF RANGE FROM OBJECTS IN THE PATH OF ONE SAID LOBE WITH THAT RECEIVED IN SAID RESTRICTED INTERVAL FROM SAID OBJECTS IN THE PATH OF THE OTHER SAID LOBE AND DERIVING THEREFROM, WHEN THEY ARE DIFFERENT IN AMPLITUDE, A CONTROL SIGNAL HAVING A SENSE AND MAGNITUDE WHICH ARE FUNCTIONS OF THE SENSE AND MAGNITUDE OF SAID DIFFERENCE IN AMPLITUDE; ADJUSTING MEANS RESPONSIVE TO SAID CONTROL SIGNAL FOR ADJUSTING THE POSITION IN RANGE OF SAID RANGE INTERVAL TO ADJUST SAID CONTROL SIGNAL TO A PREDETERMINED VALUE; AND RANGE INDICATION MEANS CONTROLLED BY SAID ADJUSTING MEANS FOR PLACING A RANGE INDICATION ON SAID DISPLAY AT THE RANGE AT WHICH SAID CONTROL SIGNAL IS SAID PREDETERMINED VALUE.
Claim 2
Dependent Claim
221 words
IN COMBINATION, MEANS FOR RADIATING ENERGY IN A DIRECTIVE BEAM PATTERN INCLUDING TWO DIRECTIVE LOBES DISPLACED A RELATIVELY SMALL ANGLE FROM ONE ANOTHER AND RECEIVING ENERGY REFLECTED FROM OBJECTS IN THE PATHS OF SAID TWO LOBES; DISPLAY MEANS FOR DISPLAYING THE RECEIVED ENERGY IN A TWO-COORDINATE DISPLAY ONE OF WHOSE COORDINATES REPRESENTS RANGE; MEANS FOR DETECTING THE ENERGY RECEIVED FROM OBJECTS IN THE PATH OF EACH SAID LOBE IN A RESTRICTED INTERVAL OF THE RANGE DISPLAYED ON SAID DISPLAY MEANS, SAID RESTRICTED INTERVAL BEING A FRACTION OF THE ENTIRE RANGE INTERVAL DISPLAYED ON SAID DISPLAY MEANS; COMPARISON MEANS FOR COMPARING THE ENERGY RECEIVED IN SAID RESTRICTED INTERVAL OF RANGE FROM OBJECTS IN THE PATH OF ONE SAID LOBE WITH THAT RECEIVED IN SAID RESTRICTED INTERVAL FROM SAID OBJECTS IN THE PATH OF THE OTHER SAID LOBE AND DERIVING THEREFROM, WHEN THEY ARE DIFFERENT IN AMPLITUDE, A CONTROL SIGNAL HAVING A SENSE AND MAGNITUDE WHICH ARE FUNCTIONS OF THE SENSE AND MAGNITUDE OF SAID DIFFERENCE IN AMPLITUDE; ADJUSTING MEANS RESPONSIVE TO SAID CONTROL SIGNAL FOR ADJUSTING THE POSITION IN RANGE OF SAID RANGE INTERVAL TO ADJUST SAID CONTROL SIGNAL TO A PREDETERMINED VALUE; AND RANGE INDICATION MEANS CONTROLLED BY SAID ADJUSTING MEANS FOR PLACING A RANGE INDICATION ON SAID DISPLAY AT THE RANGE AT WHICH SAID CONTROL SIGNAL IS SAID PREDETERMINED VALUE.
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) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |