Patent US3560972A successfully refreshed from Google Patents.
US3560972A
Expired / Lapsed
US
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Apparatus for flexibly weighting received echoes in a moving target indicator radar
Assignee: Westinghouse Electric Corp
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Filing: 1968-11-18
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Granted: 1971-02-02
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Expires: 1988-11-18
Abstract
Abstract D R A W I N G A MOVING TARGET INDICATOR RADAT SYSTEM PERMITTING NOT ONLY FLEXIBILITY AND CHOICE OF THE INTERPULSE PERIOD BUT ALSO FLEXIBILITY IN THE WEIGHTING OF THE PULSES. THE LAST RECEIVED ECHO PULSE AND A SEQUENCE OF PREVIOUS PULSES ARE PROVIDED WEIGHTING FACTORS IN AN ARITHMETIC UNIT OF THE RADAR RECEIVER TO PROVIDE THE BENEFITS OF VARIABLE INTERPULSE PERIODS WITHOUT SACRIFICE OF THE SHAPE OF THE CLUTTER NOTCH RECEPTION. THE WEIGHTING FACTORS ARE SELECTED TO BE BINARY IN RELATIONSHIP TO SIMPLIFY THE ARITHMETIC UNIT.
Inventors
- 👤 John W Taylor Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:31
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/52; G01S13/522; G01S13/524; G01S13/526; G01S13/528
Claims Analysis
Total Claims: 0
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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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |