Patent US3250903A successfully refreshed from Google Patents.
US3250903A
Expired / Lapsed
US
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Amplitude ratio computer and control system
Assignee: Individual
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Filing: 1961-09-27
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Granted: 1966-05-10
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Expires: 1981-09-27
Abstract
No abstract record available.
Inventors
- 👤 Vasu George
- 👤 Kirby W Hiller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:59
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/48; G06G7/62; G06G7/623; G05; G05B; G05B13/00; G05B13/02; G06G7/12; G06G7/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
AN AMPLITUDE RATIO COMPUTER FOR A SYSTEM HAVING INPUT AND OUTPUT CONNECTIONS, SAID COMPUTER COMPRISING IN COMBINATION MEANS FOR SUPPLYING A SELECTED SIGNAL TO SAID INPUT CONNECTIONS, FIRST AND SECOND FILTERS TO PASS SELECTED D.-C. COMPONENTS, MEANS FOR MULTIPLYING INPUT AND OUTPUT SIGNALS OF THE SYSTEM AND APPLYING THEM TO THE FIRST FILTER, MEANS FOR SQUARING THE INPUT SIGNAL AND SUPPLYING IT TO THE SECOND FILTER, AND MEANS FOR DIVIDING THE OUTPUT OF THE FIRST FILTER BY THE OUTPUT OF THE SECOND FILTER TO PRODUCE A SIGNAL PROPORTIONAL TO AMPLITUDE RATIO OF THE SYSTEM OUTPUT AND INPUT SIGNALS.
Claim 2
Dependent Claim
98 words
AN AMPLITUDE RATIO COMPUTER FOR A SYSTEM HAVING INPUT AND OUTPUT CONNECTIONS, SAID COMPUTER COMPRISING IN COMBINATION MEANS FOR SUPPLYING A SELECTED SIGNAL TO SAID INPUT CONNECTIONS, FIRST AND SECOND FILTERS TO PASS SELECTED D.-C. COMPONENTS, MEANS FOR MULTIPLYING INPUT AND OUTPUT SIGNALS OF THE SYSTEM AND APPLYING THEM TO THE FIRST FILTER, MEANS FOR SQUARING THE INPUT SIGNAL AND SUPPLYING IT TO THE SECOND FILTER, AND MEANS FOR DIVIDING THE OUTPUT OF THE FIRST FILTER BY THE OUTPUT OF THE SECOND FILTER TO PRODUCE A SIGNAL PROPORTIONAL TO AMPLITUDE RATIO OF THE SYSTEM OUTPUT AND INPUT SIGNALS.
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |