US3134974A
Expired / Lapsed
US
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Radar data presentation
Assignee: Data Display Inc
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Filing: 1959-06-29
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Granted: 1964-05-26
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Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 Edward D Orenstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:36
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/295; G01S7/298; G01S7/04; G01S7/06; G01S7/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
FOR CONNECTION TO A RADAR UNIT HAVING A ROTATING ANTENNA AND PROVIDING A TIMING SIGNAL, POLAR COORDINATE DIGITAL RANGE COUNTING MEANS RESPONSIVE TO A TIMING SIGNAL FOR COUNTING A PREDETERMINED NUMBER OF DISCRETE RANGE UNITS AND PROVIDING SIGNAL INDICATIONS OF THE COUNT, A DIGITAL RESOLVER FOR BEING OPERATIVELY CONNECTED TO A RADAR UNIT ANTENNA AND PROVIDING A PLURALITY OF DIGITAL SIGNALS INDICATIVE OF THE SINE AND COSINE OF THE ANTENNA AZIMUTH ANGLE, MEANS RESPONSIVE TO SAID RANGE COUNTING MEANS SIGNALS AND TO THE RESOLVER SIGNALS FOR PROVIDING TWO TRAINS OF DIGITAL SIGNALS RESPECTIVELY INDICATIVE OF THE ORDINATE AND ABSCISSA EQUIVALENTS OF A COUNTED NUMBER OF RANGE UNITS,
Claim 2
Dependent Claim
107 words
FOR CONNECTION TO A RADAR UNIT HAVING A ROTATING ANTENNA AND PROVIDING A TIMING SIGNAL, POLAR COORDINATE DIGITAL RANGE COUNTING MEANS RESPONSIVE TO A TIMING SIGNAL FOR COUNTING A PREDETERMINED NUMBER OF DISCRETE RANGE UNITS AND PROVIDING SIGNAL INDICATIONS OF THE COUNT, A DIGITAL RESOLVER FOR BEING OPERATIVELY CONNECTED TO A RADAR UNIT ANTENNA AND PROVIDING A PLURALITY OF DIGITAL SIGNALS INDICATIVE OF THE SINE AND COSINE OF THE ANTENNA AZIMUTH ANGLE, MEANS RESPONSIVE TO SAID RANGE COUNTING MEANS SIGNALS AND TO THE RESOLVER SIGNALS FOR PROVIDING TWO TRAINS OF DIGITAL SIGNALS RESPECTIVELY INDICATIVE OF THE ORDINATE AND ABSCISSA EQUIVALENTS OF A COUNTED NUMBER OF RANGE UNITS,
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |