US3193770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage and phase memory system
Assignee: RCA Corp
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Filing: 1961-05-03
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Granted: 1965-07-06
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Expires: 1981-05-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas G Marshall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:29
CPC Classifications
G; G11; G11C; G11C27/00; G11C27/02; H; H03; H03J; H03J9/00; H03L; H03L7/00; H03L7/06; H03L7/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A MEMORY SYSTEM COMPRISING A CONTROLLED OSCILLATOR, A SYNCHRONIZING SIGNAL SOURCE COUPLED TO SAID CONTROLLED OSCILLATOR, THE FREQUENCY OF SAID SYNCHRONIZING SOURCE BEING THE MULTIPLE OF THE FREQUENCY OF SAID CONTROLLED OSCILLATOR FREQUENCY, MEANS FOR COMPARING THE PHASE OF A SIGNAL FROM SAID CONTROLLED OSCILLATOR WITH THE PHASE OF A REFERENCE SIGNAL BEARING A FIXED PHASE RELATION TO THE SIGNAL FROM SAID SYNCHRONIZING SIGNAL SOURCE TO DERIVE AN OUTPUT SIGNAL, AND MEANS COUPLED WITH SAID CONTROLLED OSCILLATOR AND WITH SAID PHASE COMPARING MEANS FOR CHANGING THE PHASE OF SAID CONTROLLED OSCILLATOR TO CHANGE THE MAGNITUDE OF SAID OUTPUT SIGNAL.
Claim 2
Dependent Claim
99 words
A MEMORY SYSTEM COMPRISING A CONTROLLED OSCILLATOR, A SYNCHRONIZING SIGNAL SOURCE COUPLED TO SAID CONTROLLED OSCILLATOR, THE FREQUENCY OF SAID SYNCHRONIZING SOURCE BEING THE MULTIPLE OF THE FREQUENCY OF SAID CONTROLLED OSCILLATOR FREQUENCY, MEANS FOR COMPARING THE PHASE OF A SIGNAL FROM SAID CONTROLLED OSCILLATOR WITH THE PHASE OF A REFERENCE SIGNAL BEARING A FIXED PHASE RELATION TO THE SIGNAL FROM SAID SYNCHRONIZING SIGNAL SOURCE TO DERIVE AN OUTPUT SIGNAL, AND MEANS COUPLED WITH SAID CONTROLLED OSCILLATOR AND WITH SAID PHASE COMPARING MEANS FOR CHANGING THE PHASE OF SAID CONTROLLED OSCILLATOR TO CHANGE THE MAGNITUDE OF SAID OUTPUT SIGNAL.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |