US3706045A
Expired / Lapsed
US
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Method and a device for eliminating the noise in a transmission chain of radio-electric signals
Assignee: Thales SA
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Filing: 1971-04-12
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Granted: 1972-12-12
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Expires: 1991-04-12
Abstract
Abstract A METHOD AND A DEVICE FOR ELIMINATING THE NOISE A NETWORK TRAVERSED BY RADIO-ELECTRIC SIGNALS, SUCH AS A RECEIVING CHANNEL, ARE DESCRIBED. THE SIGNALS RECEIVED ARE FED TO A THRESHOLD AMPLIFIER VIA A FIRST LINE AND TO A GATE VIA ON A SECOND LINE, THE OUTPUT OF THE AMPLIFIER BEING APPLIED TO THE GATE TO GENERATE AT THE OUTPUT THEREOF A SIGNAL WHICH IS REPRESENTATIVE OF THE NOISE ONLY AND WHICH IS APPLIED TO THE AMPLIFIER AS A CONTROL FACTOR THEREFOR.
Inventors
- 👤 Bernard Salvert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:46
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/292; G01S7/2923; G01S7/2927; H; H03; H03G; H03G11/00; H03G11/04; H03G3/00; H03G3/20; H03G3/30; H03G3/34; H03G3/341; H03G3/344
Claims Analysis
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References Cited (Backward Citations)
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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) | 1975-12-12 | 1976-06-12 | 1976-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-12 | 1980-06-12 | 1980-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-12 | 1984-06-12 | 1984-12-12 | $7700.00 | Window Closed / Lapsed |