US3251007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crystal controlled oscillator having output frequencies other than crystal frequencyharmonics
Assignee: Collins Radio Co
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Filing: 1963-10-09
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Granted: 1966-05-10
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Expires: 1983-10-09
Abstract
No abstract record available.
Inventors
- 👤 Jerry C Schmitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:28
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/30; H03B5/32; H03B5/36; H03B5/362
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A CRYSTAL CONTROLLED OSCILLATOR COMPRISING: AN AMPLIFYING DEVICE; MEANS PROVIDING OPERATING VOLTAGES FOR SAID AMPLIFYING DEVICE; AND A REGENERATIVE FEEDBACK SYSTEM CONNECTED TO SAID AMPLIFYING DEVICE INCLUDING INDUCTIVE AND CAPACITIVE REACTANCE ELEMENTS, AT LEAST ONE OF SAID REACTANCE ELEMENTS BEING ADJUSTABLE, A DIODE, AND A CRYSTAL, SAID CRYSTAL AND SAID REACTANCE ELEMENTS BEING CONNECTED IN PARALLEL WITH ONE ANOTHER THROUGH SAID DIODE SO THAT SAID DIODE ISOLATES SAID PARALLEL PATHS WHEREBY SAID OSCILLATOR IS CAPABLE OF PRODUCING AN OUTPUT SIGNAL HAVING A FREQUENCY OTHER THAN THE CRYSTAL FREQUENCY OR INTEGRAL HARMANIC THEREOF.
Claim 2
Dependent Claim
92 words
A CRYSTAL CONTROLLED OSCILLATOR COMPRISING: AN AMPLIFYING DEVICE; MEANS PROVIDING OPERATING VOLTAGES FOR SAID AMPLIFYING DEVICE; AND A REGENERATIVE FEEDBACK SYSTEM CONNECTED TO SAID AMPLIFYING DEVICE INCLUDING INDUCTIVE AND CAPACITIVE REACTANCE ELEMENTS, AT LEAST ONE OF SAID REACTANCE ELEMENTS BEING ADJUSTABLE, A DIODE, AND A CRYSTAL, SAID CRYSTAL AND SAID REACTANCE ELEMENTS BEING CONNECTED IN PARALLEL WITH ONE ANOTHER THROUGH SAID DIODE SO THAT SAID DIODE ISOLATES SAID PARALLEL PATHS WHEREBY SAID OSCILLATOR IS CAPABLE OF PRODUCING AN OUTPUT SIGNAL HAVING A FREQUENCY OTHER THAN THE CRYSTAL FREQUENCY OR INTEGRAL HARMANIC THEREOF.
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |