US3343166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Monopulse radar system
Assignee: Thales SA
•
Filing: 1965-10-28
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Granted: 1967-09-19
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Expires: 1985-10-28
Abstract
No abstract record available.
Inventors
- 👤 Poinsard Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:28
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/44; G01S13/4409; G01S13/4445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A MONOPULSE RADAR, A CIRCUIT FOR SUPPLYING A DISCRIMINATION CONTROL SIGNAL COMPRISING: A SUM CHANNEL AND A DIFFERENCE CHANNEL, SAID CHANNELS HAVING RESPECTIVELY FIRST AND SECOND OUTPUTS: $/2 PHASE-SHIFTING MEANS HAVING AN INPUT COUPLED TO ONE OF SAID FIRST AND SECOND OUTPUTS AND SAID PHASE SHIFTING MEANS HAVING AN OUTPUT; A SUM-AND-DIFFERENCE CIRCUIT HAVING TWO INPUTS RESPECTIVELY COUPLED TO SAID PHASE SHIFTING MEANS OUTPUT AND TO THAT ONE AMONG SAID FIRST AND SECOND OUTPUTS WHICH IS NOT COUPLED TO SAID PHASE-SHIFTING MEANS, SAID SUM-AND-DIFFERENCE CIRCUIT HAVING TWO OUTPUTS; AND PHASE RESPONSIVE MEANS, HAVING TWO INPUTS RESPECTIVELY COUPLED TO SAID SUM-AND-DIFFERENCE CIRCUIT OUTPUTS, SAID PHASE RESPONSIVE MEANS HAVING A COSINE OUTPUT SUPPLYING SAID CONTROL SIGNAL OUTPUT SUPPLYING SAID CONTROL SIGNAL.
Claim 2
Dependent Claim
120 words
IN A MONOPULSE RADAR, A CIRCUIT FOR SUPPLYING A DISCRIMINATION CONTROL SIGNAL COMPRISING: A SUM CHANNEL AND A DIFFERENCE CHANNEL, SAID CHANNELS HAVING RESPECTIVELY FIRST AND SECOND OUTPUTS: $/2 PHASE-SHIFTING MEANS HAVING AN INPUT COUPLED TO ONE OF SAID FIRST AND SECOND OUTPUTS AND SAID PHASE SHIFTING MEANS HAVING AN OUTPUT; A SUM-AND-DIFFERENCE CIRCUIT HAVING TWO INPUTS RESPECTIVELY COUPLED TO SAID PHASE SHIFTING MEANS OUTPUT AND TO THAT ONE AMONG SAID FIRST AND SECOND OUTPUTS WHICH IS NOT COUPLED TO SAID PHASE-SHIFTING MEANS, SAID SUM-AND-DIFFERENCE CIRCUIT HAVING TWO OUTPUTS; AND PHASE RESPONSIVE MEANS, HAVING TWO INPUTS RESPECTIVELY COUPLED TO SAID SUM-AND-DIFFERENCE CIRCUIT OUTPUTS, SAID PHASE RESPONSIVE MEANS HAVING A COSINE OUTPUT SUPPLYING SAID CONTROL SIGNAL OUTPUT SUPPLYING SAID CONTROL SIGNAL.
References Cited (Backward Citations)
US3153234A
Cited
US3212089A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |