Patent US3098203A successfully refreshed from Google Patents.
US3098203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signaling system control for a modulator
Assignee: Individual
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Filing: 1959-10-30
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Granted: 1963-07-16
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Expires: 1979-10-30
Abstract
No abstract record available.
Inventors
- 👤 Charles H Starn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:32
CPC Classifications
H; H03; H03C; H03C1/00; H03C1/16; H03C1/18; H03C1/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A MODULATING SYSTEM INCLUDING A MODUALTOR TUBE HAVING POWER SUPPLY MEANS FOR PRODUCING CURRENT IN THE TUBE, CONTROL ELECTRODE MEANS INCLUDING A SCREEN GRID FOR CONTROLLING TUBE CURRENT, MEANS FOR COUPLING A SOURCE OF RADIO FREQUENCY ENERGY TO SAID TUBE SO THAT THE TUBE CURRENT IS A FUNCTION OF THE RADIO FREQUENCY ENERGY SUPPLIED, CIRCUIT MEANS INCLUDING BIAS MEANS AND HALF-WAVE RECTIFIER MEANS FOR CONNECTING A MODULATING SIGNAL EXCLUSIVELY TO SAID SCREEN GRID, SAID RECTIFIER MEANS BEING OPERABLE TO RECTIFY THE MODULATING SIGNAL SO THAT MODUALTING SIGNALS OF ONE POLARITY ONLY ARE EFFECTIVE TO MODULATE THE RADIO FREQUENCY ENERGY AND SAID BIAS MEANS BEING NORMALLY OPERABLE TO SUPPRESS A SUBSTANTIAL PART OF THE CARRIER CONSTITUTED BY SAID RADIO FREQUENCY ENERGY IN THE ABSENCE OF A MODULATING SIGNAL OF SAID ONE POLARITY, AND OUTPUT MEANS CONNECTED TO SAID TUBE FOR UTILIZING MODULATED RADIO FREQUENCY ENERGY.
Claim 2
Dependent Claim
144 words
A MODULATING SYSTEM INCLUDING A MODUALTOR TUBE HAVING POWER SUPPLY MEANS FOR PRODUCING CURRENT IN THE TUBE, CONTROL ELECTRODE MEANS INCLUDING A SCREEN GRID FOR CONTROLLING TUBE CURRENT, MEANS FOR COUPLING A SOURCE OF RADIO FREQUENCY ENERGY TO SAID TUBE SO THAT THE TUBE CURRENT IS A FUNCTION OF THE RADIO FREQUENCY ENERGY SUPPLIED, CIRCUIT MEANS INCLUDING BIAS MEANS AND HALF-WAVE RECTIFIER MEANS FOR CONNECTING A MODULATING SIGNAL EXCLUSIVELY TO SAID SCREEN GRID, SAID RECTIFIER MEANS BEING OPERABLE TO RECTIFY THE MODULATING SIGNAL SO THAT MODUALTING SIGNALS OF ONE POLARITY ONLY ARE EFFECTIVE TO MODULATE THE RADIO FREQUENCY ENERGY AND SAID BIAS MEANS BEING NORMALLY OPERABLE TO SUPPRESS A SUBSTANTIAL PART OF THE CARRIER CONSTITUTED BY SAID RADIO FREQUENCY ENERGY IN THE ABSENCE OF A MODULATING SIGNAL OF SAID ONE POLARITY, AND OUTPUT MEANS CONNECTED TO SAID TUBE FOR UTILIZING MODULATED RADIO FREQUENCY ENERGY.
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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |