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US3215947A
Expired / Lapsed
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Internally-synchronized gated clock oscillator
Assignee: Hazeltine Research Inc
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Filing: 1962-04-24
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Granted: 1965-11-02
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Expires: 1982-04-24
Abstract
No abstract record available.
Inventors
- 👤 Bernard D Loughlin
- 👤 Carl R Wilhelmsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:24
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/30; H03B5/32; H03B5/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
AN EXTERNALLY TRIGGERED STABLE OSCILLATOR COMPRISING: A FIRST TRANSISTOR CIRCUIT INCLUDING A PARALLEL INDUCTANCECAPACITANCE ENERGY STORAGE CIRCUIT FOR PRODUCING A FIRST OSCILLATORY SIGNAL IN A CONTROLLED INTERMITTENT PATTERN; A MULTI-STATE TRANSISTOR SWITCHING CIRCUIT INCLUDING A D.-C. SOURCE AND A TRANSISTOR SWITCHING DEVICE FOR COUPLING SAID D.-C. SOURCE TO THE ENERGY STORAGE CIRCUIT IN A FIRST STATE OF SAID SWITCHING DEVICE FOR PROVIDING A CURRENT TO SAID ENERGY STORAGE CIRCUIT WHOSE MAGNITUDE IS EQUAL TO THE MAXIMUM CURRENT OCCURRING IN SAID ENERGY STORAGE CIRCUIT WHEN SAID FIRST TRANSISTOR CIRCUIT IS OSCILLATING, AND FOR REMOVING SAID D.-C. SOURCE FROM SAID ENERGY STORAGE CIRCUIT IN A SECOND STATE OF SAID SWITCHING DEVICE; A SECOND TRANSISTOR CIRCUIT COUPLED TO SAID FIRST TRANSISTOR CIRCUIT FOR PROVIDING A SECOND OSCILLATORY SIGNAL WHOSE FREQUENCY IS A HARMONIC OF THE FREQUENCY OF THE FIRST OSCILLATORY SIGNAL, SAID SECOND TRANSISTOR CIR-
Claim 2
Dependent Claim
142 words
AN EXTERNALLY TRIGGERED STABLE OSCILLATOR COMPRISING: A FIRST TRANSISTOR CIRCUIT INCLUDING A PARALLEL INDUCTANCECAPACITANCE ENERGY STORAGE CIRCUIT FOR PRODUCING A FIRST OSCILLATORY SIGNAL IN A CONTROLLED INTERMITTENT PATTERN; A MULTI-STATE TRANSISTOR SWITCHING CIRCUIT INCLUDING A D.-C. SOURCE AND A TRANSISTOR SWITCHING DEVICE FOR COUPLING SAID D.-C. SOURCE TO THE ENERGY STORAGE CIRCUIT IN A FIRST STATE OF SAID SWITCHING DEVICE FOR PROVIDING A CURRENT TO SAID ENERGY STORAGE CIRCUIT WHOSE MAGNITUDE IS EQUAL TO THE MAXIMUM CURRENT OCCURRING IN SAID ENERGY STORAGE CIRCUIT WHEN SAID FIRST TRANSISTOR CIRCUIT IS OSCILLATING, AND FOR REMOVING SAID D.-C. SOURCE FROM SAID ENERGY STORAGE CIRCUIT IN A SECOND STATE OF SAID SWITCHING DEVICE; A SECOND TRANSISTOR CIRCUIT COUPLED TO SAID FIRST TRANSISTOR CIRCUIT FOR PROVIDING A SECOND OSCILLATORY SIGNAL WHOSE FREQUENCY IS A HARMONIC OF THE FREQUENCY OF THE FIRST OSCILLATORY SIGNAL, SAID SECOND TRANSISTOR CIR-
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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |