US3079086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage accumulator circuit
Assignee: Unisys Corp
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Filing: 1961-09-06
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Granted: 1963-02-26
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Expires: 1981-09-06
Abstract
No abstract record available.
Inventors
- 👤 Enrico J Galli
- 👤 George R White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:23
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/14; G06G7/18; G06G7/184; G06G7/186
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A VOLTAGE ACCUMULATOR CIRCUIT COMPRISING A HIGHGAIN DIRECT-COUPLED AMPLIFTER, FIRST AND SECOND CAPACITORS EACH HAVING ONE TERMINAL THEREOF DIRECTLY CONNECTED TO THE OUTPUT OF SAID AMPLIFIER, SWITCHING MEANS FOR COUPLING THE INPUT OF SAID AMPLIFIER TO ALTERNATE ONES OF THE OTHER TERMINALS OF SAID CAPACITORS ON SUCCESSIVE SWITCHING INTERVALS, AND MEANS OPERABLE ON ALTERNATE ONES OF SAID CAPACITORS DURING SUCCESSIVE SWITCHING INTERVALS FOR CHARGING THE RESPECTIVE CAPACITOR TO A VOLTAGE SUBSTANTIALLY PROPORTIONAL TO THE SUM OF PREVIOUSLY SAMPLED VOLTAGES AND A PRESENTLY SAMPLED VOLTAGE COUPLED TO THE OTHER TERMINAL OF THE RESPECTIVE CAPACITOR, SAID CAPACITORS BEING RESPECTIVELY CHARGED AND COUPLED TO THE INPUT OF SAID AMPLIFIER ON ALTERNATE SUCCESSIVE SWITCHING INTERVALS.
Claim 2
Dependent Claim
111 words
A VOLTAGE ACCUMULATOR CIRCUIT COMPRISING A HIGHGAIN DIRECT-COUPLED AMPLIFTER, FIRST AND SECOND CAPACITORS EACH HAVING ONE TERMINAL THEREOF DIRECTLY CONNECTED TO THE OUTPUT OF SAID AMPLIFIER, SWITCHING MEANS FOR COUPLING THE INPUT OF SAID AMPLIFIER TO ALTERNATE ONES OF THE OTHER TERMINALS OF SAID CAPACITORS ON SUCCESSIVE SWITCHING INTERVALS, AND MEANS OPERABLE ON ALTERNATE ONES OF SAID CAPACITORS DURING SUCCESSIVE SWITCHING INTERVALS FOR CHARGING THE RESPECTIVE CAPACITOR TO A VOLTAGE SUBSTANTIALLY PROPORTIONAL TO THE SUM OF PREVIOUSLY SAMPLED VOLTAGES AND A PRESENTLY SAMPLED VOLTAGE COUPLED TO THE OTHER TERMINAL OF THE RESPECTIVE CAPACITOR, SAID CAPACITORS BEING RESPECTIVELY CHARGED AND COUPLED TO THE INPUT OF SAID AMPLIFIER ON ALTERNATE SUCCESSIVE SWITCHING INTERVALS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |