US3176238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage equalizing circuit for constant gain during switching of agc circuit
Assignee: Collins Radio Co
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Filing: 1962-12-21
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Granted: 1965-03-30
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Expires: 1982-12-21
Abstract
No abstract record available.
Inventors
- 👤 Jr Norman C Dickerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:43
CPC Classifications
H; H03; H03G; H03G3/00; H03G3/20; H03G3/30; H03G3/3052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
AN AMPLIFIER GAIN CONTROL CIRCUIT HAVING FIRST AND SECOND GAIN CONTROLS, AN AMPLIFIER CIRCUIT HAVING A GAIN CONTROL CONDUCTOR TO WHICH CONTROL VOLTAGE IS TO BE APPLIED, SWITCHING MEANS FOR SELECTIVELY CONNECTING THE OUTPUTS OF SAID FIRST AND SECOND GAIN CONTROLS TO SAID GAIN CONTROL CONDUCTOR, SAID SECONG GAIN CONTROL HAVING AN INTEGRATOR WITH A LONG TIME-CONSTANT, MEANS EFFECTIVE DURING SELECTION OF SAID SECOND GAIN CONTROL TO APPLY TO THE INPUT OF SAID INTEGRATOR VOLTAGE PROPORTIONAL TO THE SIGNAL STRENGTH AT THE OUTPUT OF SAID AMPLIFIER CIRCUIT THAT IS BEING CON-
Claim 2
Dependent Claim
91 words
AN AMPLIFIER GAIN CONTROL CIRCUIT HAVING FIRST AND SECOND GAIN CONTROLS, AN AMPLIFIER CIRCUIT HAVING A GAIN CONTROL CONDUCTOR TO WHICH CONTROL VOLTAGE IS TO BE APPLIED, SWITCHING MEANS FOR SELECTIVELY CONNECTING THE OUTPUTS OF SAID FIRST AND SECOND GAIN CONTROLS TO SAID GAIN CONTROL CONDUCTOR, SAID SECONG GAIN CONTROL HAVING AN INTEGRATOR WITH A LONG TIME-CONSTANT, MEANS EFFECTIVE DURING SELECTION OF SAID SECOND GAIN CONTROL TO APPLY TO THE INPUT OF SAID INTEGRATOR VOLTAGE PROPORTIONAL TO THE SIGNAL STRENGTH AT THE OUTPUT OF SAID AMPLIFIER CIRCUIT THAT IS BEING CON-
References Cited (Backward Citations)
US2282377A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |