US3588699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit for converting time delay to voltage
Assignee: United States Steel Corp
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Filing: 1969-01-22
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Granted: 1971-06-28
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Expires: 1989-01-22
Abstract
Abstract A CIRCUIT FOR CONVERTING THE TIME DELAY BETWEEN TWO SIGNALS UTILIZES THE FIRST SIGNAL TO TURN ON A MONOSTABLE MULTIVIBRATOR BISTABLE MULTIVIBRATOR. THE SECOND SIGNAL TURNS OFF THE IS INTERGRATED AND FED BACK TO THE MONOSTABLE MULTIVIBRATOR REFERENCE INPUT. THIS CHANGES THE MONOSTABLE MULTIVIBRATOR OUTPUT TOWARDS THE LEVEL OF THE BISTABLE MULTIVIBRATOR OUTPUT. WHEN EQUILIBRIUM IS REACHED THE INTEGRATOR OUTPUT IS A MEASURE OF THE TIME DIFFERENCE BETWEEN THE TWO SIGNALS.
Inventors
- 👤 Joseph Pysnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:51
CPC Classifications
G; G04; G04F; G04F10/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |