Patent US3071698A successfully refreshed from Google Patents.
US3071698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rapid discharging of charged capactior through triggered hyperconductive (four-layer) diode in computer circuit
Assignee: Westinghouse Electric Corp
•
Filing: 1958-09-17
•
Granted: 1963-01-01
•
Expires: 1978-09-17
Abstract
No abstract record available.
Inventors
- 👤 James E Thompson
- 👤 James L Van Meter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:19
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/70; G; G11; G11B; G11B5/00; G11B5/02; G11B5/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN A COMPUTER CIRCUIT FOR PROVIDING A WRITE PULSE TO A LOAD FOR A PREDETERMINED PERIOD OF TIME IN RESPONSE TO BEING ACTUATED BY A START WRITE PULSE, THE COMBINATION OF: ENERGY STORAGE CIRCUIT MEANS INCLUDING A DIODE, A RESISTOR CONNECTED IN PARALLEL WITH SAID DIODE AND A CAPACITOR CONNECTED IN SERIES WITH SAID DIODE AND SAID RESISTOR; A UNIDIRECTIONAL VOLTAGE SOURCE CONNECTED ACROSS SAID STORAGE CIRCUIT MEANS AND BEING OPERATIVE TO CHARGE SAID CAPACITOR; WRITE CIRCUIT MEANS CONNECTED IN SERIES WITH SAID STORAGE CIRCUIT MEANS, SAID WRITE CIRCUIT MEANS INCLUDING A LOAD IMPEDANCE HAVING A RESISTIVE AND AN INDUCTIVE COMPONENT, AND A HYPERCONDUCTIVE DIODE CONNECTED IN SERIES WITH SAID LOAD IMPEDANCE; AND START WRITE CIRCUIT MEANS OPERATIVELY CONNECTED TO SAID HYPERCONDUCTIVE DIODE, AND BEING OPERATIVE TO SELECTIVELY APPLY A START WRITE PULSE TO SAID HYPERCONDUCTIVE DIODE IN ORDER TO BREAK DOWN SAID HYPERCONDUCTIVE DIODE AND DISCHARGE SAID CAPACITOR THERETHROUGH TO PROVIDE A WRITE PULSE TO SAID LOAD IMPEDANCE.
Claim 2
Dependent Claim
159 words
IN A COMPUTER CIRCUIT FOR PROVIDING A WRITE PULSE TO A LOAD FOR A PREDETERMINED PERIOD OF TIME IN RESPONSE TO BEING ACTUATED BY A START WRITE PULSE, THE COMBINATION OF: ENERGY STORAGE CIRCUIT MEANS INCLUDING A DIODE, A RESISTOR CONNECTED IN PARALLEL WITH SAID DIODE AND A CAPACITOR CONNECTED IN SERIES WITH SAID DIODE AND SAID RESISTOR; A UNIDIRECTIONAL VOLTAGE SOURCE CONNECTED ACROSS SAID STORAGE CIRCUIT MEANS AND BEING OPERATIVE TO CHARGE SAID CAPACITOR; WRITE CIRCUIT MEANS CONNECTED IN SERIES WITH SAID STORAGE CIRCUIT MEANS, SAID WRITE CIRCUIT MEANS INCLUDING A LOAD IMPEDANCE HAVING A RESISTIVE AND AN INDUCTIVE COMPONENT, AND A HYPERCONDUCTIVE DIODE CONNECTED IN SERIES WITH SAID LOAD IMPEDANCE; AND START WRITE CIRCUIT MEANS OPERATIVELY CONNECTED TO SAID HYPERCONDUCTIVE DIODE, AND BEING OPERATIVE TO SELECTIVELY APPLY A START WRITE PULSE TO SAID HYPERCONDUCTIVE DIODE IN ORDER TO BREAK DOWN SAID HYPERCONDUCTIVE DIODE AND DISCHARGE SAID CAPACITOR THERETHROUGH TO PROVIDE A WRITE PULSE TO SAID LOAD IMPEDANCE.
References Cited (Backward Citations)
US2565497A
Cited
US2647995A
Cited
US2944164A
Cited
US2797327A
Cited
US2837663A
Cited
US2917698A
Cited
US2949544A
Cited
US2910641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |