US3204119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal-to-noise ratio detector
Assignee: General Precision Inc
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Filing: 1961-12-27
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Granted: 1965-08-31
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Expires: 1981-12-27
Abstract
No abstract record available.
Inventors
- 👤 John W Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:22
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/58; G01S13/585; G01S13/586
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A SIGNAL-TO-NOISE RATIO DETECTOR COMPRISING, SUBTRACTING MEANS HAVING SIGNAL AND NOISE QUANTITIES APPLIED THERETO AND PRODUCING THEREFROM AN ELECTRICAL QUANTITY OF ONE SIGN WHEN SIGNAL QUANTITY PREDOMINATES OVER NOISE QUANTITY AND OF THE OPPOSITE SIGN WHEN NOISE QUANTITY PREDOMINATES OVER SIGNAL QUANTITY, AN INTEGRATOR MEANS HAVING SAID ELECTRICAL QUANTITY IMPRESSED ON ITS INPUT AND PRODUCING AN INCREASING OUTPUT TERMINATING AT AN UPPER LEVEL WHEN THE ELECTRICAL QUANTITY IS OF ONE SIGN AND A DECREASING OUTPUT TERMINATNG AT A LOWER LEVEL WHEN THE ELECTRICAL QUANTITY IS OF THE OPPOSITE SIGN, SWITCH MEANS HAVING FIRST AND SECOND STATES OF OPERATION, AND MEANS INTERCONNECTING SAID INTEGRATOR AND SAID SWITCH MEANS FOR OPERATING SAID SWITCH MEANS TO ITS FIRST STATE AS LONG AS THE OUTPUT OF SAID INTEGRATOR IS ABOVE AN INTERMEDIATE LEVEL.
Claim 2
Dependent Claim
129 words
A SIGNAL-TO-NOISE RATIO DETECTOR COMPRISING, SUBTRACTING MEANS HAVING SIGNAL AND NOISE QUANTITIES APPLIED THERETO AND PRODUCING THEREFROM AN ELECTRICAL QUANTITY OF ONE SIGN WHEN SIGNAL QUANTITY PREDOMINATES OVER NOISE QUANTITY AND OF THE OPPOSITE SIGN WHEN NOISE QUANTITY PREDOMINATES OVER SIGNAL QUANTITY, AN INTEGRATOR MEANS HAVING SAID ELECTRICAL QUANTITY IMPRESSED ON ITS INPUT AND PRODUCING AN INCREASING OUTPUT TERMINATING AT AN UPPER LEVEL WHEN THE ELECTRICAL QUANTITY IS OF ONE SIGN AND A DECREASING OUTPUT TERMINATNG AT A LOWER LEVEL WHEN THE ELECTRICAL QUANTITY IS OF THE OPPOSITE SIGN, SWITCH MEANS HAVING FIRST AND SECOND STATES OF OPERATION, AND MEANS INTERCONNECTING SAID INTEGRATOR AND SAID SWITCH MEANS FOR OPERATING SAID SWITCH MEANS TO ITS FIRST STATE AS LONG AS THE OUTPUT OF SAID INTEGRATOR IS ABOVE AN INTERMEDIATE LEVEL.
References Cited (Backward Citations)
US3061830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |