Patent US3099794A successfully refreshed from Google Patents.
US3099794A
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Non-reciprocal coupling arrangements for radio frequency signals
Assignee: The General Electric Company PLC
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Filing: 1960-03-01
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Granted: 1963-07-30
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Expires: 1980-03-01
Abstract
No abstract record available.
Inventors
- 👤 Essam Roy
- 👤 Walsh Arthur Stephen
- 👤 Whiting Kenneth Brian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:50
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/03; G01S7/034; H; H01; H01P; H01P1/00; H01P1/32; H01P1/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A NON-RECIPROCAL COUPLING ARRANGEMENT FOR RADIO FREQUENCY SIGNALS COMPRISING FIRST, SECOND AND THIRD PATHS FOR RADIO FREQUENCY SIGNALS, A NON-RECIPROCAL CIRCULATOR WHICH IS CONNECTED TO SAID FIRST, SECOND AND THIRD PATHS AND WHICH IS ARRANGED TO PASS SIGNALS SUPPLIED THERETO OVER THE FIRST AND SECOND PATHS MAINLY TO THE SECOND AND THIRD PATHS RESPECTIVELY, VARIABLE IMPEDANCE MEANS CONNECTED TO THE SECOND PATH SO AS TO PRESENT A VARIABLE IMPEDANCE TO THAT PATH, AND MEANS AUTOMATICALLY TO CONTROL THE VARIABLE IMPEDANCE MEANS IN DEPENDENCE UPON THE PORTION OF THE SIGNAL SUPPLIED OVER SAID FIRST PATH THAT BREAKS THROUGH TO THE THIRD PATH SO AS TO CAUSE A VARIABLE PORTION OF THE SIGNAL SUPPLIED TO THE A SECOND PATH BY THE CIRCUALTOR TO BE REFLECTED BACK OVER THAT PATH AND THEREBY REDUCE THE AMPLITUDE OF THE BREAKTHROUGH SIGNAL ON THE THIRD PATH.
Claim 2
Dependent Claim
140 words
A NON-RECIPROCAL COUPLING ARRANGEMENT FOR RADIO FREQUENCY SIGNALS COMPRISING FIRST, SECOND AND THIRD PATHS FOR RADIO FREQUENCY SIGNALS, A NON-RECIPROCAL CIRCULATOR WHICH IS CONNECTED TO SAID FIRST, SECOND AND THIRD PATHS AND WHICH IS ARRANGED TO PASS SIGNALS SUPPLIED THERETO OVER THE FIRST AND SECOND PATHS MAINLY TO THE SECOND AND THIRD PATHS RESPECTIVELY, VARIABLE IMPEDANCE MEANS CONNECTED TO THE SECOND PATH SO AS TO PRESENT A VARIABLE IMPEDANCE TO THAT PATH, AND MEANS AUTOMATICALLY TO CONTROL THE VARIABLE IMPEDANCE MEANS IN DEPENDENCE UPON THE PORTION OF THE SIGNAL SUPPLIED OVER SAID FIRST PATH THAT BREAKS THROUGH TO THE THIRD PATH SO AS TO CAUSE A VARIABLE PORTION OF THE SIGNAL SUPPLIED TO THE A SECOND PATH BY THE CIRCUALTOR TO BE REFLECTED BACK OVER THAT PATH AND THEREBY REDUCE THE AMPLITUDE OF THE BREAKTHROUGH SIGNAL ON THE THIRD PATH.
References Cited (Backward Citations)
US2485606A
Cited
US2760057A
Cited
US2789210A
Cited
US2890328A
Cited
US2934638A
Cited
US3021521A
Cited
US3015786A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |