US3205310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low loss arrangement for conversion of frequency bands, utilizing a switching circuit
Assignee: Siemens and Halske AG
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Filing: 1961-02-23
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Granted: 1965-09-07
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Expires: 1981-02-23
Abstract
No abstract record available.
Inventors
- 👤 Schlichte Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:47
CPC Classifications
H; H04; H04J; H04J3/00; H04J3/20; H04J1/00; H04J1/02; H04J1/04; H04J1/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A CIRCUIT ARRANGEMENT FOR CONVERTING FREQUENCY BANDS UTILIZING A SWITCHING CIRCUIT CONTAINING A PERIODICALLY ACTUATED SAMPLING SWITCH, FIRST CAPACITANCE MEANS, INDUCTANCE MEANS CONNECTED BETWEEN SAID FIRST CAPACITANCE MEANS AND ONE SIDE OF SID SWITCH, SECOND CAPACITANCE MEANS CONNECTED BETWEEN THE OPPOSITE SIDE OF SAID SWITCH AND SAID FIRST CAPACITANCE MEANS, MEANS FOR APPLYING THE FREQUENCY BAND WHICH IS TO BE CONVERTED TO CHARGE SAID FIRST CAPACITANCE MEANS, AND MEANS FOR OPENING AND CLOSING SAID SAMPLING SWITCH AT EACH HALF CYCLE OF THE RESONANT FREQUENCY OF SAID CIRCUIT TO TRANSFER THE CHARGE FROM SAID
Claim 2
Dependent Claim
93 words
A CIRCUIT ARRANGEMENT FOR CONVERTING FREQUENCY BANDS UTILIZING A SWITCHING CIRCUIT CONTAINING A PERIODICALLY ACTUATED SAMPLING SWITCH, FIRST CAPACITANCE MEANS, INDUCTANCE MEANS CONNECTED BETWEEN SAID FIRST CAPACITANCE MEANS AND ONE SIDE OF SID SWITCH, SECOND CAPACITANCE MEANS CONNECTED BETWEEN THE OPPOSITE SIDE OF SAID SWITCH AND SAID FIRST CAPACITANCE MEANS, MEANS FOR APPLYING THE FREQUENCY BAND WHICH IS TO BE CONVERTED TO CHARGE SAID FIRST CAPACITANCE MEANS, AND MEANS FOR OPENING AND CLOSING SAID SAMPLING SWITCH AT EACH HALF CYCLE OF THE RESONANT FREQUENCY OF SAID CIRCUIT TO TRANSFER THE CHARGE FROM SAID
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |