US3083341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus of controlling gain of an amplifier
Assignee: Texas Instruments Inc
•
Filing: 1958-06-09
•
Granted: 1963-03-26
•
Expires: 1978-06-09
Abstract
No abstract record available.
Inventors
- 👤 White Gale
- 👤 Edmond D Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:38
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/24; G01V1/245
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A GAIN CONTROL SYSTEM FOR AN AMPLIFIER COMPRISING HIGH FREQUENCY SIGNAL GENERATING MEANS, MEANS TO FEED SAID HIGH FREQUENCY SIGNAL TO THE INPUT CIRCUIT OF SAID AMPLIFIER, MEANS TO SAMPLE THE HIGH FREQUENCY COMPONENTS OF THE OUTPUT SIGNALS OF SAID AMPLIFIER, MEANS TO RECTIFY SAID SAMPLE, MEANS OPERATIVE RESPONSIVE TO SAID RECTIFIED SAMPLE TO CONTROL THE DEGREE OF AMPLIFICATION OF SAID AMPLIFIER MEANS AS AN INVERSE FUNCTION OF THE VALUE OF SAID RECTIFIED SAMPLE, AND MEANS OPERATIVE RESPONSIVE TO FREQUENCY COMPONENTS OF SAID OUTPUT SIGNALS OF SAID AMPLIFIER LOWER THAN THE FREQUENCY OF SAID HIGH FREQUENCY SIGNALS TO CHANGE THE AMPLITUDE OF SAID HIGH FREQUENCY SIGNALS FED TO THE INPUT OF SAID AMPLIFIER.
Claim 2
Dependent Claim
113 words
A GAIN CONTROL SYSTEM FOR AN AMPLIFIER COMPRISING HIGH FREQUENCY SIGNAL GENERATING MEANS, MEANS TO FEED SAID HIGH FREQUENCY SIGNAL TO THE INPUT CIRCUIT OF SAID AMPLIFIER, MEANS TO SAMPLE THE HIGH FREQUENCY COMPONENTS OF THE OUTPUT SIGNALS OF SAID AMPLIFIER, MEANS TO RECTIFY SAID SAMPLE, MEANS OPERATIVE RESPONSIVE TO SAID RECTIFIED SAMPLE TO CONTROL THE DEGREE OF AMPLIFICATION OF SAID AMPLIFIER MEANS AS AN INVERSE FUNCTION OF THE VALUE OF SAID RECTIFIED SAMPLE, AND MEANS OPERATIVE RESPONSIVE TO FREQUENCY COMPONENTS OF SAID OUTPUT SIGNALS OF SAID AMPLIFIER LOWER THAN THE FREQUENCY OF SAID HIGH FREQUENCY SIGNALS TO CHANGE THE AMPLITUDE OF SAID HIGH FREQUENCY SIGNALS FED TO THE INPUT OF SAID AMPLIFIER.
References Cited (Backward Citations)
US2329558A
Cited
US2286106A
Cited
US2397830A
Cited
US2554905A
Cited
US2663002A
Cited
US2723387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |