US3134032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Error canceling decision circuit
Assignee: Westinghouse Electric Corp
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Filing: 1962-03-23
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Granted: 1964-05-19
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Expires: 1982-03-23
Abstract
No abstract record available.
Inventors
- 👤 William C Mann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:34
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/16; G06F11/18; G06F11/181; G06F11/187; G06F11/188; G06F11/20; G06F11/183
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
172 words
AN ERROR CANCELING CIRCUIT FOR USE IN A REDUNDANT LOGIC SYSTEM COMPRISING IN COMBINATION: A PLURALITY OF INPUT LINES HAVING SUBSTANTIALLY EQUAL IMPEDANCES, FOR RECEIVING REDUNDANT INFORMATION SIGNALS; A THRESHOLD DEVICE HAVING A HIGH INPUT IMPEDANCE RELATIVE TO THE IMPEDANCE OF SAID LINES AND HAVING A SINGLE INPUT CONNECTED TO ALL OF SAID INPUT LINES SO THAT SUBSTANTIALLY NO CURRENT FLOWS BETWEEN SAID INPUT LINES WHEN SAID INFORMATION SIGNALS AGREE; A CURRENT RESPONSIVE DEVICE LOCATED IN EACH INPUT LINE FOR REMOVING ITS RESPECTIVE LINE FROM SAID CIRCUIT IN RESPONSE TO A PREDETERMINED CURRENT, SAID PREDETERMINED CURRENT CAUSED BY DISAGREEMENT OF SAID REDUNDANT INFORMATION SIGNALS, SAID REMOVAL BEING EFFECTED AFTER A PREDETERMINED DURATION OF DISAGREEMENT BETWEEN SAID REDUNDANT INFORMATION SIGNALS, AND THE VALUE OF SAID CURRENT RESPONSIVE DEVICE CHOSEN SO THAT WHEN TWO LINES REMAIN, THEY WILL NOT BE REMOVED BY DISAGREEMENT OF INPUT SIGNALS; SAID HIGH INPUT IMPEDANCE THRESHOLD DEVICE OPERABLE TO PROVIDE AN OUTPUT SIGNAL IN AGREEMENT WITH A DESIRED INPUT SIGNAL ON AT LEAST ONE OF TWO UNREMOVED INPUT LINES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |