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US3082379A
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Amplitude selection circuit
Assignee: International Computers and Tabulators Ltd
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Filing: 1960-03-22
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Granted: 1963-03-19
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Expires: 1980-03-22
Abstract
No abstract record available.
Inventors
- 👤 Circuit Martin Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:08
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/22; H03K9/00; H03K9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A VOLTAGE AMPLITUDE SELECTION CIRCUIT COMPRISING A SOURCE OF REFERENCE VOLTAGE, A FIRST VOLTAGE AMPLITUDE SELECTOR RESPONSIVE TO SAID REFERENCE VOLTAGE AND POSITIVE PARTS OF AN INPUT SIGNAL TO GENERATE AN OUTPUT SIGNAL EACH TIME THE AMPLITUDE OF SAID POSITIVE PARTS EXCEEDS SAID REFERENCE VOLTAGE, A SECOND VOLTAGE AMPLITUDE SELECTOR RESPONSIVE TO SAID REFERENCE VOLTAGE AND NEGATIVE PARTS OF THE INPUT SIGNAL TO GENERATE AN OUTPUT SIGNAL EACH TIME THE AMPLITUDE OF SAID NEGATIVE PARTS EXCEEDS SAID REFERENCE VOLTAGE, MEANS RESPONSIVE TO THE INPUT SIGNAL FOR GENERATING A CONTROL SIGNAL REPRESENTING THE AVERAGE AMPLITUDE THEREOF, AND MEANS RESPONSIVE TO THE CONTROL SIGNAL TO VARY SAID REFERENCE VOLTAGE IN ACCORDANCE WITH THE AVERAGE AMPLITUDE OF THE INPUT SIGNAL.
Claim 2
Dependent Claim
117 words
A VOLTAGE AMPLITUDE SELECTION CIRCUIT COMPRISING A SOURCE OF REFERENCE VOLTAGE, A FIRST VOLTAGE AMPLITUDE SELECTOR RESPONSIVE TO SAID REFERENCE VOLTAGE AND POSITIVE PARTS OF AN INPUT SIGNAL TO GENERATE AN OUTPUT SIGNAL EACH TIME THE AMPLITUDE OF SAID POSITIVE PARTS EXCEEDS SAID REFERENCE VOLTAGE, A SECOND VOLTAGE AMPLITUDE SELECTOR RESPONSIVE TO SAID REFERENCE VOLTAGE AND NEGATIVE PARTS OF THE INPUT SIGNAL TO GENERATE AN OUTPUT SIGNAL EACH TIME THE AMPLITUDE OF SAID NEGATIVE PARTS EXCEEDS SAID REFERENCE VOLTAGE, MEANS RESPONSIVE TO THE INPUT SIGNAL FOR GENERATING A CONTROL SIGNAL REPRESENTING THE AVERAGE AMPLITUDE THEREOF, AND MEANS RESPONSIVE TO THE CONTROL SIGNAL TO VARY SAID REFERENCE VOLTAGE IN ACCORDANCE WITH THE AVERAGE AMPLITUDE OF THE INPUT SIGNAL.
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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |