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Patent US3238530A successfully refreshed from Google Patents.
US3238530A
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Direction finding receiver systems
Assignee: Thales SA
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Filing: 1963-04-08
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Granted: 1966-03-01
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Expires: 1983-04-08
Abstract
No abstract record available.
Inventors
- 👤 Carre Roland
- 👤 Robert Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:19
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/424; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A DIRECTION FINDING RECEIVER SYSTEM COMPRISING: AN AERIAL HAVING N ANTENNAS, N BEING AN INTEGER, HAVING N RESPECTIVE BEAMS, THE RESPECTIVE ELEVATION ANGLES OF SAID BEAMS INCREASING FROM ONE BEAMS TO THE OTHER, N RECEPTION CHANNELS, RESPECTIVELY CONNECTED TO SAID N ANTENNAS, AND MEANS FOR BLOCKING AT LEAST A PREDETERMINED ONE OF SAID CHANNELS UPON SIMULTANEOUS RECEPTION OF SIGNALS BY A PREDETERMINED COMBINATION OF AT LEAST TWO OF SAID RADIATORS, SAID MEANS COMPRISING A LOGIC NETWORK HAVING INPUTS RESPECTIVELY COUPLED TO AT LEAST THOSE OF SAID CHANNELS WHICH ARE COUPLED TO SAID RADIATORS OF SAID COMBINATION AND AT LEAST ONE OUTPUT OPERATIVELY COUPLED TO SAID PREDETERMINED CHANNEL.
Claim 2
Dependent Claim
107 words
A DIRECTION FINDING RECEIVER SYSTEM COMPRISING: AN AERIAL HAVING N ANTENNAS, N BEING AN INTEGER, HAVING N RESPECTIVE BEAMS, THE RESPECTIVE ELEVATION ANGLES OF SAID BEAMS INCREASING FROM ONE BEAMS TO THE OTHER, N RECEPTION CHANNELS, RESPECTIVELY CONNECTED TO SAID N ANTENNAS, AND MEANS FOR BLOCKING AT LEAST A PREDETERMINED ONE OF SAID CHANNELS UPON SIMULTANEOUS RECEPTION OF SIGNALS BY A PREDETERMINED COMBINATION OF AT LEAST TWO OF SAID RADIATORS, SAID MEANS COMPRISING A LOGIC NETWORK HAVING INPUTS RESPECTIVELY COUPLED TO AT LEAST THOSE OF SAID CHANNELS WHICH ARE COUPLED TO SAID RADIATORS OF SAID COMBINATION AND AT LEAST ONE OUTPUT OPERATIVELY COUPLED TO SAID PREDETERMINED CHANNEL.
References Cited (Backward Citations)
US3072903A
Cited
US3070795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |