US3387221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse discriminator with noise suppression
Assignee: United States Department of the Navy
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Filing: 1966-02-09
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Granted: 1968-06-04
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Expires: 1986-02-09
Abstract
No abstract record available.
Inventors
- 👤 Arberman Jerome
- 👤 Bernard W Abrams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:31
CPC Classifications
G; G01; G01R; G01R29/00; G01R29/02; G01R29/027; G01R29/0273; G01S; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/292; G01S7/2921; G01S7/52; G01S7/523; G01S7/526
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
MEANS FOR REMOVING SPURIOUS NOISE SIGNALS FROM A COMPOSITE ELECTRICAL SIGNAL CONTAINING BOTH SAID SPURIOUS NOISE SIGNALS AND PREDETERMINED INTELLIGENCE SIGNALS COMPRISING IN COMBINATION: MEANS FOR DETECTING AND PASSING SIGNALS HAVING AMPLITUDES GREATER THAN A PREDETERMINED AMPLITUDE; MEANS EFFECTIVELY CONNECTED TO THE OUTPUT OF SAID SIGNAL DETECTING AND PASSING MEANS FOR REVERSING THE POLARITIES FOR A PREDETERMINED TIME INTERVAL OF THE AFORESAID PASSED SIGNALS HAVING AMPLITUDES GREATER THAN A PREDETERMINED AMPLITUDE; AND
Claim 2
Dependent Claim
72 words
MEANS FOR REMOVING SPURIOUS NOISE SIGNALS FROM A COMPOSITE ELECTRICAL SIGNAL CONTAINING BOTH SAID SPURIOUS NOISE SIGNALS AND PREDETERMINED INTELLIGENCE SIGNALS COMPRISING IN COMBINATION: MEANS FOR DETECTING AND PASSING SIGNALS HAVING AMPLITUDES GREATER THAN A PREDETERMINED AMPLITUDE; MEANS EFFECTIVELY CONNECTED TO THE OUTPUT OF SAID SIGNAL DETECTING AND PASSING MEANS FOR REVERSING THE POLARITIES FOR A PREDETERMINED TIME INTERVAL OF THE AFORESAID PASSED SIGNALS HAVING AMPLITUDES GREATER THAN A PREDETERMINED AMPLITUDE; AND
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) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |