Patent US3353146A successfully refreshed from Google Patents.
US3353146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal display system
Assignee: Raytheon Co
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Filing: 1965-06-01
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Granted: 1967-11-14
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Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 Vartanian Vartan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:52
CPC Classifications
G; G01; G01S; G01S15/00; G01S15/87; G01S7/00; G01S7/52; G01S7/523; G01S7/526; G01S7/527; Y; Y10; Y10S; Y10S367/00; Y10S367/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A NOISE ELIMINATION MEANS FOR SUBSTANTIALLY REDUCING RANDOM NOISE WHICH IS MIXED WITH VALID SIGNALS, COMPRISING: A FIRST MEANS RESPONSIVE TO SAID VALID SIGNALS AND NOISE FOR PRODUCING SELECTED ZERO-CROSSING SIGNALS THEREFROM INCLUDING DELAYING MEANS FOR DELAYING SAID VALID SIGNALS AND NOISE BY A PLURLAITY OF TIMES, ZERO-CROSSING MEANS CONNECTED TO SAID DELAYING MEANS FOR GENERATING SAID SELECTED ZERO-CROSSING SIGNALS, AND A SUMMATION MEANS CONNECTED TO SAID ZERO-CROSSING MEANS FOR SUMMING SAID SELECTED ZERO-CROSSING SIGNALS; A SECOND MEANS ALSO RESPONSIVE TO SAID VALID SIGNALS AND NOISE FOR PRODUCING AN ENERGY ENVELOPE THEREFROM; AND A THIRD MEANS CONNECTED TO SAID FIRST AND SECOND MEANS FOR CORRELATING SAID SELECTED ZERO-CROSSING SIGNALS WITH SAID ENERGY ENVELOPE.
Claim 2
Dependent Claim
113 words
A NOISE ELIMINATION MEANS FOR SUBSTANTIALLY REDUCING RANDOM NOISE WHICH IS MIXED WITH VALID SIGNALS, COMPRISING: A FIRST MEANS RESPONSIVE TO SAID VALID SIGNALS AND NOISE FOR PRODUCING SELECTED ZERO-CROSSING SIGNALS THEREFROM INCLUDING DELAYING MEANS FOR DELAYING SAID VALID SIGNALS AND NOISE BY A PLURLAITY OF TIMES, ZERO-CROSSING MEANS CONNECTED TO SAID DELAYING MEANS FOR GENERATING SAID SELECTED ZERO-CROSSING SIGNALS, AND A SUMMATION MEANS CONNECTED TO SAID ZERO-CROSSING MEANS FOR SUMMING SAID SELECTED ZERO-CROSSING SIGNALS; A SECOND MEANS ALSO RESPONSIVE TO SAID VALID SIGNALS AND NOISE FOR PRODUCING AN ENERGY ENVELOPE THEREFROM; AND A THIRD MEANS CONNECTED TO SAID FIRST AND SECOND MEANS FOR CORRELATING SAID SELECTED ZERO-CROSSING SIGNALS WITH SAID ENERGY ENVELOPE.
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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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |