US3254241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Symmetrical clipping circuit employing transistor saturation and diode clamping
Assignee: RCA Corp
•
Filing: 1962-10-01
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Granted: 1966-05-31
•
Expires: 1982-10-01
Abstract
No abstract record available.
Inventors
- 👤 Gordon F Rogers
- 👤 Frederick A Barton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:28
CPC Classifications
H; H03; H03G; H03G11/00; H03G11/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A CLIPPING CIRCUIT COMPRISING A TRANSISTOR AMPLIFIER, MEANS TO APPLY AN INPUT SIGNAL TO SAID AMPLIFIER HAVING EXCURSIONS OF SIGNAL MAGNITUDE IN TWO DIRECTIONS, AN OUTPUT CIRCUIT FOR SAID AMPLIFIER, MEANS TO BIAS SAID AMPLIFIER, SAID BIASING MEANS PROVIDING CLIPPING OF THE OUTPUT SIGNAL BY SATURATION IN SAID OUTPUT CIRCUIT UPON INPUT SIGNAL EXCURSION EXCEEDING A PREDETERMINED LEVEL IN ONE DIRECTION OF MAGNITUDE, A DIODE DIRECTLY COUPLED TO SAID OUTPUT CIRCUIT, MEANS FOR APPLYING A BIASING VOLTAGE TO SAID DIODE, SAID DIODE BEING CONNECTED IN THE DIRECTION TO CONTROL
Claim 2
Dependent Claim
89 words
A CLIPPING CIRCUIT COMPRISING A TRANSISTOR AMPLIFIER, MEANS TO APPLY AN INPUT SIGNAL TO SAID AMPLIFIER HAVING EXCURSIONS OF SIGNAL MAGNITUDE IN TWO DIRECTIONS, AN OUTPUT CIRCUIT FOR SAID AMPLIFIER, MEANS TO BIAS SAID AMPLIFIER, SAID BIASING MEANS PROVIDING CLIPPING OF THE OUTPUT SIGNAL BY SATURATION IN SAID OUTPUT CIRCUIT UPON INPUT SIGNAL EXCURSION EXCEEDING A PREDETERMINED LEVEL IN ONE DIRECTION OF MAGNITUDE, A DIODE DIRECTLY COUPLED TO SAID OUTPUT CIRCUIT, MEANS FOR APPLYING A BIASING VOLTAGE TO SAID DIODE, SAID DIODE BEING CONNECTED IN THE DIRECTION TO CONTROL
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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) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |