US3128461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutter minimizer for monopulse radar
Assignee: North American Aviation Corp
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Filing: 1960-11-03
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Granted: 1964-04-07
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Expires: 1980-11-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert O Case
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:24
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/44; G01S13/4472
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A DEVICE FOR USE IN A MONOPULSE RADAR SYSTEM FOR FACILITATING THE DETECTION OF TARGET SIGNALS IN THE PRESENCE OF CLUTTER, SAID MONOPULSE RADAR HAVING SUM AND ERROR CHANNELS AND AN INDICATOR, COMPRISING MEANS FOR DETECTING THE QUADRATURE COMPONENT OF THE SIGNALS IN SAID ERROR CHANNEL, SAID QUADRATURE DETECTING MEANS BEING RESPONSIVE TO SIGNALS FROM SAID SUM CHANNEL WITH RESPECT TO SIGNALS FROM SAID ERROR CHANNEL, AND MEANS FOR ALTERNATIVELY COUPLING THE OUTPUT OF SAID QUADRATURE DETECTING MEANS OR THE OUTPUT OF SAID SUM CHANNEL TO SAID INDICATOR.
Claim 2
Independent Claim
88 words
A DEVICE FOR USE IN A MONOPULSE RADAR SYSTEM FOR FACILITATING THE DETECTION OF TARGET SIGNALS IN THE PRESENCE OF CLUTTER, SAID MONOPULSE RADAR HAVING SUM AND ERROR CHANNELS AND AN INDICATOR, COMPRISING MEANS FOR DETECTING THE QUADRATURE COMPONENT OF THE SIGNALS IN SAID ERROR CHANNEL, SAID QUADRATURE DETECTING MEANS BEING RESPONSIVE TO SIGNALS FROM SAID SUM CHANNEL WITH RESPECT TO SIGNALS FROM SAID ERROR CHANNEL, AND MEANS FOR ALTERNATIVELY COUPLING THE OUTPUT OF SAID QUADRATURE DETECTING MEANS OR THE OUTPUT OF SAID SUM CHANNEL TO SAID INDICATOR.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |