US3275813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Full binary adder using one tunnel diode
Assignee: Westinghouse Electric Corp
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Filing: 1962-10-22
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Granted: 1966-09-27
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Expires: 1982-10-22
Abstract
No abstract record available.
Inventors
- 👤 Brastins Auseklis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:33
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/50; G06F7/501; G06F7/5013; H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/58; H03K19/00; H03K19/02; H03K19/08; H03K19/10; G06F2207/00; G06F2207/38; G06F2207/48; G06F2207/4802; G06F2207/4828
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A FULL BINARY ADDER COMPRISING: A SERIES CIRCUIT INCLUDING A TUNNEL DIODE AND A RESISTOR; MEANS FOR APPLYING INPUT SIGNALS TO SAID SERIES CIRCUIT; RESISTANCE MEANS CONNECTED IN PARALLEL WITH SAID SERIES CIRCUIT; OUTPUT MEANS CONNECTED TO SAID RESISTOR FOR SENSING THE CURRENT IN SAID SERIES CIRCUIT; AND OUTPUT MEANS CONNECTED ACROSS SAID SERIES CIRCUIT FOR SENSING THE VOLTAGE ACROSS SAID SERIES CIRCUIT.
Claim 2
Dependent Claim
63 words
A FULL BINARY ADDER COMPRISING: A SERIES CIRCUIT INCLUDING A TUNNEL DIODE AND A RESISTOR; MEANS FOR APPLYING INPUT SIGNALS TO SAID SERIES CIRCUIT; RESISTANCE MEANS CONNECTED IN PARALLEL WITH SAID SERIES CIRCUIT; OUTPUT MEANS CONNECTED TO SAID RESISTOR FOR SENSING THE CURRENT IN SAID SERIES CIRCUIT; AND OUTPUT MEANS CONNECTED ACROSS SAID SERIES CIRCUIT FOR SENSING THE VOLTAGE ACROSS SAID SERIES CIRCUIT.
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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |