Patent US3123776A successfully refreshed from Google Patents.
US3123776A
Expired / Lapsed
US
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Voltage amplitude detection apparatus
Assignee: —
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Filing: —
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Granted: 1964-03-03
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Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:25
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/02; H; H03; H03K; H03K9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
APPARATUS FOR PRODUCING A FINAL OUTPUT SIGNAL IN RESPONSE TO THE APPLICATION OF AN INPUT SIGNAL ONLY IF THE INPUT SIGNAL CONTAINS A VOLTAGE PEAK GREATER THAN A PREDETERMINED LEVEL, SAID APPARATUS INCLUDING A SOURCE OF INPUT SIGNALS; MEANS RESPONSIVE TO AN INPUT SIGNAL INITIALLY CONVERTING INPUT SIGNALS TO SIGNALS OF ONLY ONE PREDETERMINED POLARITY; MEANS FOR APPLYING A RESULTANT SIGNAL TO TWO PATHS; A SOURCE OF REFERENCE VOLTAGE OF SAID PREDETERMINED POLARITY; MEANS CONNECTED IN ONE OF SAID PATHS AND RESPONSIVE JOINTLY TO SAID REFERENCE VOLTAGE AND TO SAID RESULTANT SIGNAL TO PRODUCE AN AMPLITUDE-INDICATING SIGNAL ONLY IF THE AMPLITUDE OF THE RESULTANT SIGNAL EXCEEDS THE REFERENCE VOLTAGE; A CIRCUIT CONNECTED IN THE OTHER OF SAID PATHS RESPONSIVE ONLY TO THE CHANGE IN SLOPE OF THE WAVE FORM OF THE RESULTANT SIGNAL FROM ONE POLARITY TO THE OPPOSITE POLARITY TO PRODUCE A PEAK-INDICATING SIGNAL; SIGNALCOMBINING MEANS; AND MEANS FOR APPLYING BOTH SAID INDICATING SIGNALS TO THE SIGNAL-COMBINING MEANS.
Claim 2
Dependent Claim
159 words
APPARATUS FOR PRODUCING A FINAL OUTPUT SIGNAL IN RESPONSE TO THE APPLICATION OF AN INPUT SIGNAL ONLY IF THE INPUT SIGNAL CONTAINS A VOLTAGE PEAK GREATER THAN A PREDETERMINED LEVEL, SAID APPARATUS INCLUDING A SOURCE OF INPUT SIGNALS; MEANS RESPONSIVE TO AN INPUT SIGNAL INITIALLY CONVERTING INPUT SIGNALS TO SIGNALS OF ONLY ONE PREDETERMINED POLARITY; MEANS FOR APPLYING A RESULTANT SIGNAL TO TWO PATHS; A SOURCE OF REFERENCE VOLTAGE OF SAID PREDETERMINED POLARITY; MEANS CONNECTED IN ONE OF SAID PATHS AND RESPONSIVE JOINTLY TO SAID REFERENCE VOLTAGE AND TO SAID RESULTANT SIGNAL TO PRODUCE AN AMPLITUDE-INDICATING SIGNAL ONLY IF THE AMPLITUDE OF THE RESULTANT SIGNAL EXCEEDS THE REFERENCE VOLTAGE; A CIRCUIT CONNECTED IN THE OTHER OF SAID PATHS RESPONSIVE ONLY TO THE CHANGE IN SLOPE OF THE WAVE FORM OF THE RESULTANT SIGNAL FROM ONE POLARITY TO THE OPPOSITE POLARITY TO PRODUCE A PEAK-INDICATING SIGNAL; SIGNALCOMBINING MEANS; AND MEANS FOR APPLYING BOTH SAID INDICATING SIGNALS TO THE SIGNAL-COMBINING MEANS.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |