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US3146442A
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Apparatus for the transmission of radar data
Assignee: Decca Ltd
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Filing: 1962-01-08
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Granted: 1964-08-25
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Expires: 1982-01-08
Abstract
No abstract record available.
Inventors
- 👤 Hansford Reginald Frederick
- 👤 Parker Eric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:21
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN APPARATUS FOR THE TRANSMISSION, TO A POINT OF UTILIZATION, OF RADAR DATA OBTAINED FROM RADAR APPARATUS EMPLOYING A CYCLICALLY MOVING DIRECTIONAL AERIAL AND PROVIDING VIDEO SIGNALS CORRESPONDING TO RECEIVED RADAR ECHO SIGNALS; THE COMBINATION OF A GENERATOR DRIVEN IN SYNCHRONISM WITH THE AERIAL MOVEMENT TO GENERATE AN ALTERNATING CURRENT HAVING A FREQUENCY WHICH IS REPRESENTATIVE OF THE FREQUENCY OF THE CYCLIC MOVEMENT OF THE AERIAL, ADJUSTABLE SELECTING MEANS FOR SELECTING, FROM SAID VIDEO SIGNALS, THOSE SIGNALS COMING FROM TARGETS AT A SELECTED RANGE, CONTROL MEANS CONTROLLED BY SAID ALTERNATING CURRENT AND
Claim 2
Dependent Claim
92 words
IN APPARATUS FOR THE TRANSMISSION, TO A POINT OF UTILIZATION, OF RADAR DATA OBTAINED FROM RADAR APPARATUS EMPLOYING A CYCLICALLY MOVING DIRECTIONAL AERIAL AND PROVIDING VIDEO SIGNALS CORRESPONDING TO RECEIVED RADAR ECHO SIGNALS; THE COMBINATION OF A GENERATOR DRIVEN IN SYNCHRONISM WITH THE AERIAL MOVEMENT TO GENERATE AN ALTERNATING CURRENT HAVING A FREQUENCY WHICH IS REPRESENTATIVE OF THE FREQUENCY OF THE CYCLIC MOVEMENT OF THE AERIAL, ADJUSTABLE SELECTING MEANS FOR SELECTING, FROM SAID VIDEO SIGNALS, THOSE SIGNALS COMING FROM TARGETS AT A SELECTED RANGE, CONTROL MEANS CONTROLLED BY SAID ALTERNATING CURRENT AND
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |