Patent US3131247A successfully refreshed from Google Patents.
US3131247A
Expired / Lapsed
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System for simulating land mass radar reception
Assignee: Curtiss Wright Corp
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Filing: 1960-09-19
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Granted: 1964-04-28
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Expires: 1980-09-19
Abstract
No abstract record available.
Inventors
- 👤 Daniel A Benamy
- 👤 Feinberg Irving
- 👤 Feoranz Frank
- 👤 Robert J Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:57
CPC Classifications
G; G09; G09B; G09B9/00; G09B9/02; G09B9/08; G09B9/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A SIMULATING SYSTEM FOR REPRESENTING DISPLAY OF AIRBORNE RADAR RETURN SIGNALS FROM TERRAIN UNDER SURVEILLANCE HAVING A FLYING SPOT SCANNER TYPE OF LIGHT SOURCE, A PLURALITY OF MAP TRANSPARENCIES WITH REFLECTIVITY AND ELEVATION TERRAIN DATA ARRANGED TO BE SEPARATELY SCANNED BY SAID SOURCE, RADAR RETURN ELECTRONIC COMPUTING MEANS RESPONSIVE JOINTLY TO FLIGHT COMPUTER SIGNALS REPRESENTING RESPECTIVELY AIRCRAFT ALTITUDE, TERRAIN ELEVATION AND GROUND RANGE TO DEFINE THE ASSUMED AIRBORNE RADAR POSITION, AND TO VIDEO SIGNALS FROM SAID TRANSPARENCIES, AND A RADAR DISPLAY INDICATOR RESPONSIVE TO RESULTANT SIGNALS FROM SAID COMPUTING
Claim 2
Dependent Claim
89 words
A SIMULATING SYSTEM FOR REPRESENTING DISPLAY OF AIRBORNE RADAR RETURN SIGNALS FROM TERRAIN UNDER SURVEILLANCE HAVING A FLYING SPOT SCANNER TYPE OF LIGHT SOURCE, A PLURALITY OF MAP TRANSPARENCIES WITH REFLECTIVITY AND ELEVATION TERRAIN DATA ARRANGED TO BE SEPARATELY SCANNED BY SAID SOURCE, RADAR RETURN ELECTRONIC COMPUTING MEANS RESPONSIVE JOINTLY TO FLIGHT COMPUTER SIGNALS REPRESENTING RESPECTIVELY AIRCRAFT ALTITUDE, TERRAIN ELEVATION AND GROUND RANGE TO DEFINE THE ASSUMED AIRBORNE RADAR POSITION, AND TO VIDEO SIGNALS FROM SAID TRANSPARENCIES, AND A RADAR DISPLAY INDICATOR RESPONSIVE TO RESULTANT SIGNALS FROM SAID COMPUTING
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) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |