US3194976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coaxial broadband frequency multiplier employing varactor diode
Assignee: GEN ELECTRONICS LAB Inc
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Filing: 1961-04-07
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Granted: 1965-07-13
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Expires: 1981-04-07
Abstract
No abstract record available.
Inventors
- 👤 David R Ludwig
- 👤 David A Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:41
CPC Classifications
H; H03; H03B; H03B19/00; H03B19/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN COMBINATION, A COAXIAL INPUT CIRCUIT MEANS FOR OSCILLATORY ELECTRIC SIGNALS, VOLTAGES VARIABLE CAPACITOR MEANS HAVING A NON-LINEAR RESPONSE CHARACTERISTIC TO VOLTAGE EXCITATION IN A COAXIAL HOUSING, COAXIAL OUTPUT CIRCUIT MEANS, THE INPUT CIRCUIT MEANS BEING COUPLED TO SAID VOLTAGE VARIABLE CAPACITOR HOUSING FOR PASSING FOR EXCITATION OF SAID VOLTAGE VARIABLE CAPACITOR MEANS BY SAID OSCILLATORY SIGNALS OVER A SELECTED FREQUENCY RANGE AND INCLUDING A COAXIAL COUPLING TO THE VOLTAGE VARIABLE CAPACITOR OF A LENGHT TO REFLECT A VOLTAGE MINIMUM TO THE VOLTAGE VARIABLE CAPACITOR MEANS AT A SELECTED HARMONIC OF EXCITATION FREQUENCIES, AND THE OUTPUT CIRCUIT MEANS BEING COUPLED TO SAID VOLTAGE VARIABLE CAPACITOR HOUSING FOR PASSING FROM SAID VOLTAGE VARIABLE CAPACITOR MEANS A SELECTED HARMONIC OF ALL EXCITATION FREQUENCIES WITHIN SAID SELECTED RANGE.
Claim 2
Dependent Claim
125 words
IN COMBINATION, A COAXIAL INPUT CIRCUIT MEANS FOR OSCILLATORY ELECTRIC SIGNALS, VOLTAGES VARIABLE CAPACITOR MEANS HAVING A NON-LINEAR RESPONSE CHARACTERISTIC TO VOLTAGE EXCITATION IN A COAXIAL HOUSING, COAXIAL OUTPUT CIRCUIT MEANS, THE INPUT CIRCUIT MEANS BEING COUPLED TO SAID VOLTAGE VARIABLE CAPACITOR HOUSING FOR PASSING FOR EXCITATION OF SAID VOLTAGE VARIABLE CAPACITOR MEANS BY SAID OSCILLATORY SIGNALS OVER A SELECTED FREQUENCY RANGE AND INCLUDING A COAXIAL COUPLING TO THE VOLTAGE VARIABLE CAPACITOR OF A LENGHT TO REFLECT A VOLTAGE MINIMUM TO THE VOLTAGE VARIABLE CAPACITOR MEANS AT A SELECTED HARMONIC OF EXCITATION FREQUENCIES, AND THE OUTPUT CIRCUIT MEANS BEING COUPLED TO SAID VOLTAGE VARIABLE CAPACITOR HOUSING FOR PASSING FROM SAID VOLTAGE VARIABLE CAPACITOR MEANS A SELECTED HARMONIC OF ALL EXCITATION FREQUENCIES WITHIN SAID SELECTED RANGE.
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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |