Patent US3137849A successfully refreshed from Google Patents.
US3137849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar air traffic control system
Assignee: Avco Corp
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Filing: 1962-05-16
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Granted: 1964-06-16
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Expires: 1982-05-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Stephen D Moxley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:03
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/88; G01S13/91; G01S13/913; B; B21; B21F; B21F45/00; B21F45/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
195 words
IN A RADAR AIR TRAFFIC CONTROL SYSTEM FOR VECTORING A PILOTED AIRCRAFT FROM ITS PRESENT POSITION IN SPACE ALONG PRECOMPUTED PREDICTED HEADINGS TO THE RUNWAY OF AN AIRPORT AT A SCHEDULED TIME, THE COMBINATION COMPRISING: A RADAR TRANSMITTER AND RECEIVER FOR TRACKING THE POSITION OF SAID AIRCRAFT IN TWO COORDINATES, SAID RADAR RECEIVER INCLUDING A CATHODE-RAY TUBE FOR DISPLAYING THE RADAR REPRESENTATIONS OF SAID AIRCRAFT IN SAID TWO COORDINATES; MEANS AT A GIVEN TIME FOR GENERATING A FIXED VOLTAGE OUTPUT REPRESENTATIVE OF THE PRESENT POSITION OF SAID AIRCRAFT AT SAID GIVEN TIME; ELECTRONIC COMPUTING MEANS FOR PRODUCING ON AN ACCELERATED TIME SCALE OUTPUT VOLTAGES REPRESENTING THE INSTANTANEOUS PREDICTED HEADINGS OF SAID AIRCRAFT FROM SAID PRESENT POSITION TO SAID RUNWAY FOR SAID AIRCRAFT TO ARRIVE AT SAID RUNWAY AT SAID SCHEDULED TIME, SAID ELECTRONIC COMPUTING MEANS BEING PROVIDED WITH SAID FIXED VOLTAGE AND WITH SIGNAL VOLTAGES REPRESENTING DATA INCLUDING THE POSITION OF THE RUNWAY AND THE VELOCITY AND ALTITUDE OF SAID AIRCRAFT, SAID ELECTRONIC COMPUTING MEANS TAKING SUCH DATA INTO ACCOUNT; AND MEANS RESPONSIVE TO SAID OUTPUT VOLTAGE REPRESENTING SAID PREDICTED HEADINGS FOR PRODUCING A VISUAL REPRESENTATION OF THE PREDICTED PATH TO BE FOLLOWED BY SAID
Claim 2
Dependent Claim
195 words
IN A RADAR AIR TRAFFIC CONTROL SYSTEM FOR VECTORING A PILOTED AIRCRAFT FROM ITS PRESENT POSITION IN SPACE ALONG PRECOMPUTED PREDICTED HEADINGS TO THE RUNWAY OF AN AIRPORT AT A SCHEDULED TIME, THE COMBINATION COMPRISING: A RADAR TRANSMITTER AND RECEIVER FOR TRACKING THE POSITION OF SAID AIRCRAFT IN TWO COORDINATES, SAID RADAR RECEIVER INCLUDING A CATHODE-RAY TUBE FOR DISPLAYING THE RADAR REPRESENTATIONS OF SAID AIRCRAFT IN SAID TWO COORDINATES; MEANS AT A GIVEN TIME FOR GENERATING A FIXED VOLTAGE OUTPUT REPRESENTATIVE OF THE PRESENT POSITION OF SAID AIRCRAFT AT SAID GIVEN TIME; ELECTRONIC COMPUTING MEANS FOR PRODUCING ON AN ACCELERATED TIME SCALE OUTPUT VOLTAGES REPRESENTING THE INSTANTANEOUS PREDICTED HEADINGS OF SAID AIRCRAFT FROM SAID PRESENT POSITION TO SAID RUNWAY FOR SAID AIRCRAFT TO ARRIVE AT SAID RUNWAY AT SAID SCHEDULED TIME, SAID ELECTRONIC COMPUTING MEANS BEING PROVIDED WITH SAID FIXED VOLTAGE AND WITH SIGNAL VOLTAGES REPRESENTING DATA INCLUDING THE POSITION OF THE RUNWAY AND THE VELOCITY AND ALTITUDE OF SAID AIRCRAFT, SAID ELECTRONIC COMPUTING MEANS TAKING SUCH DATA INTO ACCOUNT; AND MEANS RESPONSIVE TO SAID OUTPUT VOLTAGE REPRESENTING SAID PREDICTED HEADINGS FOR PRODUCING A VISUAL REPRESENTATION OF THE PREDICTED PATH TO BE FOLLOWED BY SAID
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |