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Patent US3328703A successfully refreshed from Google Patents.
US3328703A
Expired / Lapsed
US
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High efficiency pulse modulator
Assignee: Individual
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Filing: 1966-02-01
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Granted: 1967-06-27
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Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Lee Reuben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:25
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/53; H03K3/55
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A HIGH EFFICIENCY PULSE MODULATOR COMPRISING: A PULSE FORMING NETWORK HAVING AN INPUT AND AN OUTPUT; A SOURCE OF DIRECT VOLTAGE HAVING AN OUTPUT CONNECTED TO THE INPUT OF SAID PULSE FORMING NETWORK; A TRANSFORMER HAVING A PRIMARY WINDING AND A SECONDARY WINDING, SAID PRIMARY WINDING BEING CONNECTED TO SAID OUTPUT OF SAID PULSE FORMING NETWORK; AND MEANS FOR TRANSFERRING THE BACK SWING VOLTAGE DEVELOPED IN SAID TRANSFORMER DIRECTLY CONNECTED BETWEEN SAID TRANSFORMER SECONDARY WINDING AND SAID PULSE FORMING NETWORK INPUT WHEREBY THE ENERGY STORED IN SAID TRANSFORMER IS REUSED BY SAID PULSE FORMING NETWORK.
Claim 2
Dependent Claim
95 words
A HIGH EFFICIENCY PULSE MODULATOR COMPRISING: A PULSE FORMING NETWORK HAVING AN INPUT AND AN OUTPUT; A SOURCE OF DIRECT VOLTAGE HAVING AN OUTPUT CONNECTED TO THE INPUT OF SAID PULSE FORMING NETWORK; A TRANSFORMER HAVING A PRIMARY WINDING AND A SECONDARY WINDING, SAID PRIMARY WINDING BEING CONNECTED TO SAID OUTPUT OF SAID PULSE FORMING NETWORK; AND MEANS FOR TRANSFERRING THE BACK SWING VOLTAGE DEVELOPED IN SAID TRANSFORMER DIRECTLY CONNECTED BETWEEN SAID TRANSFORMER SECONDARY WINDING AND SAID PULSE FORMING NETWORK INPUT WHEREBY THE ENERGY STORED IN SAID TRANSFORMER IS REUSED BY SAID PULSE FORMING NETWORK.
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |