US3187100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resonant transfer time division multiplex system utilizing negative impedance amplification means
Assignee: International Standard Electric Corp
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Filing: 1961-04-24
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Granted: 1965-06-01
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Expires: 1981-04-24
Abstract
No abstract record available.
Inventors
- 👤 Adelaar Hans Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:52
CPC Classifications
H; H01; H01Q; H01Q7/00; H01Q7/06; B; B01; B01J; B01J2/00; B01J2/02; B01J2/04; C; C05; C05C; C05C1/00; C05C1/02; H04; H04B; H04B3/00; H04B3/02; H04B3/04; H04B3/16; H04J; H04J3/00; H04J3/20; H04Q; H04Q11/00; H04Q11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A RESONANT TRANSFER CIRCUIT FOR A TIME DIVISION MULTIPLEX SYSTEM COMPRISING AT LEAST A PAIR OF MULTIPLEX HIGHWAYS, FIRST ELECTRICAL ENERGY STORAGE MEANS COUPLED TO ONE END OF A FIRST OF SAID HIGHWAYS, SECOND ELECTRICAL ENERGY STORAGE MEANS COUPLED TO ONE END OF A SECOND OF SAID HIGHWAYS, THIRD ELECTRICAL ENERGY STORAGE MEANS FOR COUPLING TOGETHER THE OTHER ENDS OF SAID PAIR OF HIGHWAYS, MEANS FOR PROVIDING A PLURALITY OF TIME SLOT SIGNALS, MEANS RESPONSIVE TO A FIRST TIME SLOT SIGNAL FOR RESONANTLY TRANSFERRING ENERGY IN DIGITIAL FORM FROM SAID FIRST STORAGE MEANS OVER SAID FIRST HIGHWAY TO SAID THIRD STORAGE MEANS, SAID ENERGY BEING STORED IN SAID DIGITAL FORM IN SAID THIRD STORAGE MEANS, MEANS RESPONSIVE TO ANOTHER TIME SLOT SIGNAL FOR RESONANTLY TRANSFERRING SAID ENERGY IN SAID DIGITAL FORM FROM SAID THIRD STORAGE MEANS OVER SAID SECOND HIGHWAY TO SAID SECOND STORAGE MEANS, AND MEANS EFFECTIVE DURING THE INTERVAL BETWEEN SAID FIRST AND OTHER FOR SLOTS AND COMPRISING A NEGATIVE IMPEDANCE DEVICE FOR INCREASING THE ENERGY STORED IN SAID DIGITAL FORM ON SAID THIRD STORAGE MEANS.
Claim 2
Dependent Claim
178 words
A RESONANT TRANSFER CIRCUIT FOR A TIME DIVISION MULTIPLEX SYSTEM COMPRISING AT LEAST A PAIR OF MULTIPLEX HIGHWAYS, FIRST ELECTRICAL ENERGY STORAGE MEANS COUPLED TO ONE END OF A FIRST OF SAID HIGHWAYS, SECOND ELECTRICAL ENERGY STORAGE MEANS COUPLED TO ONE END OF A SECOND OF SAID HIGHWAYS, THIRD ELECTRICAL ENERGY STORAGE MEANS FOR COUPLING TOGETHER THE OTHER ENDS OF SAID PAIR OF HIGHWAYS, MEANS FOR PROVIDING A PLURALITY OF TIME SLOT SIGNALS, MEANS RESPONSIVE TO A FIRST TIME SLOT SIGNAL FOR RESONANTLY TRANSFERRING ENERGY IN DIGITIAL FORM FROM SAID FIRST STORAGE MEANS OVER SAID FIRST HIGHWAY TO SAID THIRD STORAGE MEANS, SAID ENERGY BEING STORED IN SAID DIGITAL FORM IN SAID THIRD STORAGE MEANS, MEANS RESPONSIVE TO ANOTHER TIME SLOT SIGNAL FOR RESONANTLY TRANSFERRING SAID ENERGY IN SAID DIGITAL FORM FROM SAID THIRD STORAGE MEANS OVER SAID SECOND HIGHWAY TO SAID SECOND STORAGE MEANS, AND MEANS EFFECTIVE DURING THE INTERVAL BETWEEN SAID FIRST AND OTHER FOR SLOTS AND COMPRISING A NEGATIVE IMPEDANCE DEVICE FOR INCREASING THE ENERGY STORED IN SAID DIGITAL FORM ON SAID THIRD STORAGE MEANS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |