Patent US789595A successfully refreshed from Google Patents.
Patent US3308384A successfully refreshed from Google Patents.
US3308384A
Expired / Lapsed
US
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One-out-of-n storage circuit employing at least 2n gates for n input signals
Assignee: RCA Corp
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Filing: 1964-08-31
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Granted: 1967-03-07
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Expires: 1984-08-31
Abstract
No abstract record available.
Inventors
- 👤 Carl M Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:58
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/02; H03K19/173; H03K21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
216 words
IN COMBINATION, N PAIRS OF GATES, EACH GATE OF THE TYPE WHICH BECOMES DISABLED WHEN ONE OR MORE INPUT SIGNALS TO THE GATE IS IN A SENSE TO DISABLE THE GATE, EACH PAIR OF GATES COMPRISING A FIRST GATE AND A SECOND GATE, WHERE N IS AN INTEGER; MEANS FOR APPLYING TO EACH FIRST GATE A DIFFERENT ONE OF N SIGNALS, ONE OF SAID N SIGNALS REPRESENTING A BIT OF ONE VALUE AND BEING OF A SENSE TO PRIME THE GATE TO WHICH IT IS APPLIED, AND ALL OTHER OF SAID N SIGNALS REPRESENTING THE BIT OF OTHER VALUE AND BEING OF A SENSE TO DISABLE THE GATES TO WHICH THEY ARE APPLIED; MEANS FOR APPLYING A TIMING SIGNAL TO ALL FIRST GATES FOR ENABLING THE ONE OF THE FIRST GATES WHICH RECEIVES THE SIGNAL INDICATIVE OF SAID BIT OF ONE VALUE; MEANS FOR PRODUCING N SIGNALS INDICATIVE OF THE LOGICAL SUMS OF THE OUTPUTS OF SAID N PAIRS OF GATES, RESPECTIVELY; AND MEANS FOR APPLYING EACH SIGNAL INDICATIVE OF THE LOGICAL SUM OF THE OUTPUTS OF EACH PAIR OF GATES TO THE SECOND GATES OF ALL OTHER PAIRS OF GATES, IN A SENSE TO ENABLE THE SECOND GATE ASSOCIATED WITH THE ENABLED FIRST GATE, AND IN A SENSE TO DISABLE THE REMAINING N-1 SECOND GATES.
Claim 2
Dependent Claim
216 words
IN COMBINATION, N PAIRS OF GATES, EACH GATE OF THE TYPE WHICH BECOMES DISABLED WHEN ONE OR MORE INPUT SIGNALS TO THE GATE IS IN A SENSE TO DISABLE THE GATE, EACH PAIR OF GATES COMPRISING A FIRST GATE AND A SECOND GATE, WHERE N IS AN INTEGER; MEANS FOR APPLYING TO EACH FIRST GATE A DIFFERENT ONE OF N SIGNALS, ONE OF SAID N SIGNALS REPRESENTING A BIT OF ONE VALUE AND BEING OF A SENSE TO PRIME THE GATE TO WHICH IT IS APPLIED, AND ALL OTHER OF SAID N SIGNALS REPRESENTING THE BIT OF OTHER VALUE AND BEING OF A SENSE TO DISABLE THE GATES TO WHICH THEY ARE APPLIED; MEANS FOR APPLYING A TIMING SIGNAL TO ALL FIRST GATES FOR ENABLING THE ONE OF THE FIRST GATES WHICH RECEIVES THE SIGNAL INDICATIVE OF SAID BIT OF ONE VALUE; MEANS FOR PRODUCING N SIGNALS INDICATIVE OF THE LOGICAL SUMS OF THE OUTPUTS OF SAID N PAIRS OF GATES, RESPECTIVELY; AND MEANS FOR APPLYING EACH SIGNAL INDICATIVE OF THE LOGICAL SUM OF THE OUTPUTS OF EACH PAIR OF GATES TO THE SECOND GATES OF ALL OTHER PAIRS OF GATES, IN A SENSE TO ENABLE THE SECOND GATE ASSOCIATED WITH THE ENABLED FIRST GATE, AND IN A SENSE TO DISABLE THE REMAINING N-1 SECOND GATES.
References Cited (Backward Citations)
US3047738A
Cited
US3178590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |