US3384765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binary signal voltage level standardizer
Assignee: Unisys Corp
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Filing: 1966-07-25
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Granted: 1968-05-21
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Expires: 1986-07-25
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Gilligan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:19
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
260 words
A BINARY SIGNAL LEVEL STANDARDIZER COMPRISING: A PAIR OF SERIALLY CONNECTED RESISTORS HAVING A SINGLE COMMON CONNECTION JUNCTION POINT AND A FIRST AND A SECOND END TERMINAL, A POWER SOURCE CONNECTED TO SAID FIRST END TERMINAL, A TUNNEL DIODE CONNECTED TO SAID SECOND END TERMINAL, SAID TUNNEL DIODE TO BE NORMALLY CONDUCTING THROUGH SAID PAIR OF SERIALLY CONNECTED RESISTORS IN A FIRST VOLTAGE MODE, A SINGLE SOURCE OF BINARY PULSES TO PROVIDE A TRAIN OF PULSES EACH HAVING A LEADING AND A TRAILING EDGE, A FURTHER RESISTOR CONNECTED BETWEEN SAID SINGLE SOURCE OF BINARY SIGNAL PULSES AND SAID SECOND END TERMINAL OF SAID PAIR OF SERIALLY CONNECTED RESISTORS, A TRANSISTOR HAVING AN EMITTER, A BASE, AND A COLLECTOR ELECTRODE, SAID BASE ELECTRODE ALSO CONNECTED TO SAID SECOND END TERMINAL, SAID COLLECTOR ELECTRODE CONNECTED TO THE SINGLE COMMON CONNECTION JUNCTION POINT BETWEEN SAID PAIR OF SERIALLY CONNECTED RESISTORS, SAID FURTHER RESISTOR AND THE RESISTOR CONNECTED BETWEEN THE BASE AND COLLECTOR ELECTRODES HAVING SUBSTANTIALLY EQUAL RESISTANCE VALUES, SAID EMITTER ELECTRODE CONNECTED TO A REFERENCE POTENTIAL, SAID TUNNEL DIODE BEING ACTIVATED TO A SECOND VOLTAGE MODE UPON RECEIPT OF THE LEADING EDGE OF EACH PULSE IN SAID TRAIN OF PULSES FROM SAID BINARY SOURCE TO CAUSE SAID TRANSISTOR TO BE RESPONSIVELY SWITCHED BY SAID CHANGE IN VOLTAGE MODE OF SAID TUNNEL DIODE AND SAID TUNNEL DIODE BEING ACTIVELY RETURNED TO ITS FIRST VOLTAGE MODE UPON RECEIPT OF THE TRAILING EDGE OF EACH PULSE TO PROVIDE A STANDARDIZER CAPABLE OF BINARY ACTIVATION SOLELY DEPENDENT UPON THE TRAIN OF INPUT PULSES FROM SAID SINGLE SOURCE.
Claim 2
Dependent Claim
260 words
A BINARY SIGNAL LEVEL STANDARDIZER COMPRISING: A PAIR OF SERIALLY CONNECTED RESISTORS HAVING A SINGLE COMMON CONNECTION JUNCTION POINT AND A FIRST AND A SECOND END TERMINAL, A POWER SOURCE CONNECTED TO SAID FIRST END TERMINAL, A TUNNEL DIODE CONNECTED TO SAID SECOND END TERMINAL, SAID TUNNEL DIODE TO BE NORMALLY CONDUCTING THROUGH SAID PAIR OF SERIALLY CONNECTED RESISTORS IN A FIRST VOLTAGE MODE, A SINGLE SOURCE OF BINARY PULSES TO PROVIDE A TRAIN OF PULSES EACH HAVING A LEADING AND A TRAILING EDGE, A FURTHER RESISTOR CONNECTED BETWEEN SAID SINGLE SOURCE OF BINARY SIGNAL PULSES AND SAID SECOND END TERMINAL OF SAID PAIR OF SERIALLY CONNECTED RESISTORS, A TRANSISTOR HAVING AN EMITTER, A BASE, AND A COLLECTOR ELECTRODE, SAID BASE ELECTRODE ALSO CONNECTED TO SAID SECOND END TERMINAL, SAID COLLECTOR ELECTRODE CONNECTED TO THE SINGLE COMMON CONNECTION JUNCTION POINT BETWEEN SAID PAIR OF SERIALLY CONNECTED RESISTORS, SAID FURTHER RESISTOR AND THE RESISTOR CONNECTED BETWEEN THE BASE AND COLLECTOR ELECTRODES HAVING SUBSTANTIALLY EQUAL RESISTANCE VALUES, SAID EMITTER ELECTRODE CONNECTED TO A REFERENCE POTENTIAL, SAID TUNNEL DIODE BEING ACTIVATED TO A SECOND VOLTAGE MODE UPON RECEIPT OF THE LEADING EDGE OF EACH PULSE IN SAID TRAIN OF PULSES FROM SAID BINARY SOURCE TO CAUSE SAID TRANSISTOR TO BE RESPONSIVELY SWITCHED BY SAID CHANGE IN VOLTAGE MODE OF SAID TUNNEL DIODE AND SAID TUNNEL DIODE BEING ACTIVELY RETURNED TO ITS FIRST VOLTAGE MODE UPON RECEIPT OF THE TRAILING EDGE OF EACH PULSE TO PROVIDE A STANDARDIZER CAPABLE OF BINARY ACTIVATION SOLELY DEPENDENT UPON THE TRAIN OF INPUT PULSES FROM SAID SINGLE SOURCE.
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) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |