Patent US4932412A successfully refreshed from Google Patents.
Patent US3121868A successfully refreshed from Google Patents.
US3121868A
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High resolution object location system
Assignee: General Electric Co
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Filing: 1953-11-20
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Granted: 1964-02-18
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Expires: 1973-11-20
Abstract
No abstract record available.
Inventors
- 👤 Hausz Walter
- 👤 Jr Frank R Dickey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:12
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/88; G01S13/89; G01S13/90; G01S13/9004; G01S13/9017
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
AN OBJECT DETECTION SYSTEM COMPRISING MEANS FOR TRANSMITTING PULSES OF ENERGY WAVES TOWARD A REMOTE OBJECT AT A GIVEN RECURRENCE RATE AND IN A DIRECTIVE BEAM EMANATING FROM A PREDETERMINED PHASE CENTER, MEANS FOR EFFECTIVELY MOVING SAID PHASE CENTER RELATIVE TO SAID OBJECT AND WITH A COMPONENT OF VELOCITY WHICH IS AT RIGHT ANGLES TO THE DIRECTION OF DIRECTIVITY OF SAID BEAM, MEANS FOR RECEIVING SAID TRANSMITTED PULSES AFTER RERADIATION FROM SAID OBJECT, MEANS FOR DERIVING BIPOLAR SIGNALS INDICATIVE OF THE RELATIVE PHASES OF SAID TRANSMITTED AND RECEIVED WAVES AS SAID BEAM MOVES THROUGH SAID OBJECT, AND MEANS FOR INTEGRATING SAID BIPOLAR SIGNALS.
Claim 2
Dependent Claim
103 words
AN OBJECT DETECTION SYSTEM COMPRISING MEANS FOR TRANSMITTING PULSES OF ENERGY WAVES TOWARD A REMOTE OBJECT AT A GIVEN RECURRENCE RATE AND IN A DIRECTIVE BEAM EMANATING FROM A PREDETERMINED PHASE CENTER, MEANS FOR EFFECTIVELY MOVING SAID PHASE CENTER RELATIVE TO SAID OBJECT AND WITH A COMPONENT OF VELOCITY WHICH IS AT RIGHT ANGLES TO THE DIRECTION OF DIRECTIVITY OF SAID BEAM, MEANS FOR RECEIVING SAID TRANSMITTED PULSES AFTER RERADIATION FROM SAID OBJECT, MEANS FOR DERIVING BIPOLAR SIGNALS INDICATIVE OF THE RELATIVE PHASES OF SAID TRANSMITTED AND RECEIVED WAVES AS SAID BEAM MOVES THROUGH SAID OBJECT, AND MEANS FOR INTEGRATING SAID BIPOLAR SIGNALS.
References Cited (Backward Citations)
US2517549A
Cited
US2487995A
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US2422135A
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US2543449A
Cited
US2669710A
Cited
US2650357A
Cited
US2663518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-17 | 1967-08-19 | 1968-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-17 | 1971-08-19 | 1972-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-17 | 1975-08-19 | 1976-02-18 | $7700.00 | Window Closed / Lapsed |