Patent US3085206A successfully refreshed from Google Patents.
US3085206A
Expired / Lapsed
US
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Very low frequency waveform generator
Assignee: Unisys Corp
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Filing: 1961-07-17
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Granted: 1963-04-09
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Expires: 1981-07-17
Abstract
No abstract record available.
Inventors
- 👤 Dale M Jahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:20
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/54; H03B; H03B21/00; H03B21/01; H03B21/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A WAVEFORM GENERATOR COMPRISING A SOURCE OF RECURRENT SIGNAL, A GATED DIFFERENTIAL PULSE AMPLIFIER HAVING TWO SIGNAL INPUTS AND A GATING INPUT, MEANS FOR COUPLING SAID RECURRENT SIGNAL TO ONE OF SAID SIGNAL INPUTS, MEANS COUPLED TO RECEIVE SAID RECURRENT SIGNAL FOR PRODUCING A SERIES OF GATING PULSES, SAID GATING PULSES RECURRING AT A RATE DIFFERING FROM THE FREQUENCY OF SAID RECURRENT SIGNAL BY A PREDETERMINED AMOUNT, SAID GATING PULSES BEING APPLIED TO SAID GATING INPUT OF SAID GATED DIFFERENTIAL PULSE AMPLIFIER, AND A DIFFERENTIAL PULSE INTEGRATOR CONNECTED TO THE OUTPUT OF SAID GATED DIFFERENTIAL PULSE AMPLIFIER, THE OUTPUT SIGNAL PRODUCED BY SAID DIFFERENTIAL PULSE INTEGRATOR BEING APPLIED TO THE OTHER OF SAID SIGNAL INPUTS OF SAID GATED DIFFERENTIAL PULSE AMPLIFIER.
Claim 2
Dependent Claim
121 words
A WAVEFORM GENERATOR COMPRISING A SOURCE OF RECURRENT SIGNAL, A GATED DIFFERENTIAL PULSE AMPLIFIER HAVING TWO SIGNAL INPUTS AND A GATING INPUT, MEANS FOR COUPLING SAID RECURRENT SIGNAL TO ONE OF SAID SIGNAL INPUTS, MEANS COUPLED TO RECEIVE SAID RECURRENT SIGNAL FOR PRODUCING A SERIES OF GATING PULSES, SAID GATING PULSES RECURRING AT A RATE DIFFERING FROM THE FREQUENCY OF SAID RECURRENT SIGNAL BY A PREDETERMINED AMOUNT, SAID GATING PULSES BEING APPLIED TO SAID GATING INPUT OF SAID GATED DIFFERENTIAL PULSE AMPLIFIER, AND A DIFFERENTIAL PULSE INTEGRATOR CONNECTED TO THE OUTPUT OF SAID GATED DIFFERENTIAL PULSE AMPLIFIER, THE OUTPUT SIGNAL PRODUCED BY SAID DIFFERENTIAL PULSE INTEGRATOR BEING APPLIED TO THE OTHER OF SAID SIGNAL INPUTS OF SAID GATED DIFFERENTIAL PULSE AMPLIFIER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |