US3408504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amplifier for electrical oscillations
Assignee: Siemens AG
•
Filing: 1963-01-04
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Granted: 1968-10-29
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Expires: 1983-01-04
Abstract
No abstract record available.
Inventors
- 👤 Holzwarth Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:57
CPC Classifications
H; H04; H04J; H04J3/00; H04J3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
226 words
AN AMPLIFIER FOR ELECTRICAL OSCILLATIONS, COMPRISING AN ELECTRICAL CYCLICALLY PUMPED VARIABLE PARAMETER STORER TO WHICH ARE CONDUCTED THE OSCILLATIONS AND FROM WHICH THE OSCILLATIONS ARE OBTAINED AMPLIFIED, AN INPUT STORER, DISPOSED AHEAD OF SAID VARIABLE PARAMETER STORER, FOR RECEIVING THE OSCILLATIONS WHICH ARE TO BE AMPLIFIED, A FIRST PERIODICALLY ACTUATED SWITCH FOR CONNECTING SAID INPUT STORER WITH SAID VARIABLE PARAMETER STORER, AN OUTPUT STORER, DISPOSED FOLLOWING SAID VARIABLE PARAMETER STORER, FOR RECEIVING THE AMPLIFIED OSCILLATONS, A SECOND PEROIDICALLY ACTUATED SWITCH FOR CONNECTING SAID OUTPUT STORER WITH SAID VARIABLE PARAMETER STORER, THE SWITCHING FREQUENCY OF BOTH SAID SWITCHES AMOUNTING TO AT LEAST TWICE THE HIGHEST FREQUENCY OF THE OSCILLATIONS WHICH ARE TO BE AMPLIFIED, AND THE CLOSURE TIMES AND OPENING TIMES OF SAID SWITCHES BEING IN POINT OF TIME MUTUALLY DISPLACED SO AS TO EFFECT AN ENERGY FLOW FROM THE INPUT STORER OVER THE VARIABLE PARAMETER STORER TO THE OUTPUT STORER, FIRST CIRCUIT MEANS INCLUDING THE FIRST PERIODICALLY OPERATED SWITCH PROVIDING A FIRST PULSE TRANSMISSION PATH BETWEEN THE INPUT STORER AND THE VARIABLE PARAMETER STORER, SAID FIRST PULSE TRANSMISSION PATH BEING EFFECTIVE TO TRANSMIT SIGNAL ENERGY PULSES FROM THE INPUT STORER DIRECTLY TO THE VARIABLE PARAMETER STORER DURING THE RESPECTIVE INTERVALS OF CLOSURE OF THE FIRST SWITCH WITHOUT ANY INTERVENING DEMODULATION OF SUCH SIGNAL ENERGY PULSES, AND SECOND CIRCUIT MEANS INCLUDING THE SECOND PERIODICALLY OPERATED SWITCH PROVID-
Claim 2
Dependent Claim
226 words
AN AMPLIFIER FOR ELECTRICAL OSCILLATIONS, COMPRISING AN ELECTRICAL CYCLICALLY PUMPED VARIABLE PARAMETER STORER TO WHICH ARE CONDUCTED THE OSCILLATIONS AND FROM WHICH THE OSCILLATIONS ARE OBTAINED AMPLIFIED, AN INPUT STORER, DISPOSED AHEAD OF SAID VARIABLE PARAMETER STORER, FOR RECEIVING THE OSCILLATIONS WHICH ARE TO BE AMPLIFIED, A FIRST PERIODICALLY ACTUATED SWITCH FOR CONNECTING SAID INPUT STORER WITH SAID VARIABLE PARAMETER STORER, AN OUTPUT STORER, DISPOSED FOLLOWING SAID VARIABLE PARAMETER STORER, FOR RECEIVING THE AMPLIFIED OSCILLATONS, A SECOND PEROIDICALLY ACTUATED SWITCH FOR CONNECTING SAID OUTPUT STORER WITH SAID VARIABLE PARAMETER STORER, THE SWITCHING FREQUENCY OF BOTH SAID SWITCHES AMOUNTING TO AT LEAST TWICE THE HIGHEST FREQUENCY OF THE OSCILLATIONS WHICH ARE TO BE AMPLIFIED, AND THE CLOSURE TIMES AND OPENING TIMES OF SAID SWITCHES BEING IN POINT OF TIME MUTUALLY DISPLACED SO AS TO EFFECT AN ENERGY FLOW FROM THE INPUT STORER OVER THE VARIABLE PARAMETER STORER TO THE OUTPUT STORER, FIRST CIRCUIT MEANS INCLUDING THE FIRST PERIODICALLY OPERATED SWITCH PROVIDING A FIRST PULSE TRANSMISSION PATH BETWEEN THE INPUT STORER AND THE VARIABLE PARAMETER STORER, SAID FIRST PULSE TRANSMISSION PATH BEING EFFECTIVE TO TRANSMIT SIGNAL ENERGY PULSES FROM THE INPUT STORER DIRECTLY TO THE VARIABLE PARAMETER STORER DURING THE RESPECTIVE INTERVALS OF CLOSURE OF THE FIRST SWITCH WITHOUT ANY INTERVENING DEMODULATION OF SUCH SIGNAL ENERGY PULSES, AND SECOND CIRCUIT MEANS INCLUDING THE SECOND PERIODICALLY OPERATED SWITCH PROVID-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |