US3319176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High linearity limiter circuit using non-selected components
Assignee: Ampex Corp
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Filing: 1964-07-17
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Granted: 1967-05-09
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Expires: 1984-07-17
Abstract
No abstract record available.
Inventors
- 👤 Barrett E Guisinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:45
CPC Classifications
H; H03; H03G; H03G11/00; H03G11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A LIMITER CIRCUIT COMPRISING: PLURAL AMPLIFIER STAGES, EACH AMPLIFIER STAGE HAVING INPUT AND OUTPUT ELECTRODES, MEANS INCLUDING PARALLEL UNIDIRECTIONAL CONDUCTIVE DEVICES OF OPPOSITE POLARITIES COUPLED BETWEEN THE OUTPUT ELECTRODE OF EACH STAGE AND A SOURCE OF REFERENCE POTENTIAL FOR LIMITING THE AMPLITUDES OF THE OUTPUT SIGNALS OF SAID AMPLIFIER STAGES, AND A DEGENERATIVE FEEDBACK LOOP COUPLED FROM THE OUTPUT ELECTRODE OF A FIRST ONE OF THE AMPLIFIER STAGES TO AN INPUT ELECTRODE OF A PRECEDING ONE OF THE AMPLIFIER STAGES.
Claim 2
Dependent Claim
80 words
A LIMITER CIRCUIT COMPRISING: PLURAL AMPLIFIER STAGES, EACH AMPLIFIER STAGE HAVING INPUT AND OUTPUT ELECTRODES, MEANS INCLUDING PARALLEL UNIDIRECTIONAL CONDUCTIVE DEVICES OF OPPOSITE POLARITIES COUPLED BETWEEN THE OUTPUT ELECTRODE OF EACH STAGE AND A SOURCE OF REFERENCE POTENTIAL FOR LIMITING THE AMPLITUDES OF THE OUTPUT SIGNALS OF SAID AMPLIFIER STAGES, AND A DEGENERATIVE FEEDBACK LOOP COUPLED FROM THE OUTPUT ELECTRODE OF A FIRST ONE OF THE AMPLIFIER STAGES TO AN INPUT ELECTRODE OF A PRECEDING ONE OF THE AMPLIFIER STAGES.
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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |