US3413570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High efficiency rf power amplification with modulation signal controlled "on"-"off" switch varied amplifier dc potentials
Assignee: Collins Radio Co
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Filing: 1966-02-23
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Granted: 1968-11-26
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Expires: 1986-02-23
Abstract
No abstract record available.
Inventors
- 👤 Warren B Bruene
- 👤 Jr Tom L Dennis
- 👤 Edgar O Schoenike
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:15
CPC Classifications
H; H03; H03C; H03C1/00; H03C1/02; H03F; H03F3/00; H03F3/20; H03F3/21; H03F3/217
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
IN A HIGH EFFICIENCY RF POWER AMPLIFIER AND MODULATION SYSTEM: AN RF POWER AMPLIFIER; AN RF SIGNAL SOURCE; A CIRCUIT INTERCONNECTION BETWEEN SAID RF SIGNAL SOURCE AND SAID RF POWER AMPLIFIER; A DC POWER SUPPLY; ELECTRODE MEANS IN SAID RF POWER AMPLIFIER; CIRCUIT MEANS INTERCONNECTING SAID DC POWER SUPPLY AND SAID ELECTRODE MEANS; AN "ON"-"OF" SWITCH IN THE CIRCUIT MEANS INTERCONNECTING AND DC POWER SUPPLY AND ELECTRODE MEANS IN SAID RF POWER AMPLIFIER; A MODULATING SIGNAL SOURCE; AND A MODULATION CIRCUIT INTERCONNECTING SAID MODULATING SIGNAL SOURCE AND SAID "ON"-"OFF" SWITCH FOR CONTROL DRIVE OF SAID SWITCH AND VARIANCE OF THE "ON" TO "OF" TIME OF SAID SWITCH IN ACCORDANCE WITH THE SIGNAL FROM THE MODULATING SIGNAL SOURCE.
Claim 2
Dependent Claim
117 words
IN A HIGH EFFICIENCY RF POWER AMPLIFIER AND MODULATION SYSTEM: AN RF POWER AMPLIFIER; AN RF SIGNAL SOURCE; A CIRCUIT INTERCONNECTION BETWEEN SAID RF SIGNAL SOURCE AND SAID RF POWER AMPLIFIER; A DC POWER SUPPLY; ELECTRODE MEANS IN SAID RF POWER AMPLIFIER; CIRCUIT MEANS INTERCONNECTING SAID DC POWER SUPPLY AND SAID ELECTRODE MEANS; AN "ON"-"OF" SWITCH IN THE CIRCUIT MEANS INTERCONNECTING AND DC POWER SUPPLY AND ELECTRODE MEANS IN SAID RF POWER AMPLIFIER; A MODULATING SIGNAL SOURCE; AND A MODULATION CIRCUIT INTERCONNECTING SAID MODULATING SIGNAL SOURCE AND SAID "ON"-"OFF" SWITCH FOR CONTROL DRIVE OF SAID SWITCH AND VARIANCE OF THE "ON" TO "OF" TIME OF SAID SWITCH IN ACCORDANCE WITH THE SIGNAL FROM THE MODULATING SIGNAL SOURCE.
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) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |