Patent US4462961A successfully refreshed from Google Patents.
Patent US3303425A successfully refreshed from Google Patents.
US3303425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binary detection system
Assignee: Atlantic Research Corp
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Filing: 1963-04-09
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Granted: 1967-02-07
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Expires: 1983-04-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Pendleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:11
CPC Classifications
H; H03; H03D; H03D1/00; H03D1/02; H03D1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
APPARATUS FOR THE BINARY DETECTION OF THE PRESENCE OF SIGNALS IN AN INPUT WAVEFORM CONTAINING GAUSSIAN AND NON-GAUSSIAN NOISE COMPONENTS COMPRISING FILTER MEANS FOR RECEIVING SAID INPUT WAVEFORM AND PASSING TO THE REMAINDER OF THE DETECTION APPARATUS A TRANSFORMED WAVEFORM IN WHICH THE NON-GAUSSIAN COMPONENTS ARE DISTINGUISHABLE IN AMPLITUDE FROM THE SIGNAL AND GAUSSIAN COMPONENTS, ADJUSTABLE MEANS FOR REDUCING TO AT LEAST A PRESET LEVEL THOSE AMPLITUDES WHICH EXCEED THE PRESET LEVEL, THE EXCESSIVE AMPLITUDES BEING CAUSED PRIMARILY BY THE NON-GAUSSIAN COMPONENTS, MEANS RESPONSIVE TO THE OUTPUT OF SAID ADJUSTABLE MEANS FOR MEASURING THE REMAINING ENERGY IN SAID FILTERED WAVEFORM AND MEANS RESPONSIVE TO THE OUTPUT OF SAID ENERGY MEASURING MEANS FOR INDICATING THE PRESENCE OF A SIGNAL.
Claim 2
Dependent Claim
118 words
APPARATUS FOR THE BINARY DETECTION OF THE PRESENCE OF SIGNALS IN AN INPUT WAVEFORM CONTAINING GAUSSIAN AND NON-GAUSSIAN NOISE COMPONENTS COMPRISING FILTER MEANS FOR RECEIVING SAID INPUT WAVEFORM AND PASSING TO THE REMAINDER OF THE DETECTION APPARATUS A TRANSFORMED WAVEFORM IN WHICH THE NON-GAUSSIAN COMPONENTS ARE DISTINGUISHABLE IN AMPLITUDE FROM THE SIGNAL AND GAUSSIAN COMPONENTS, ADJUSTABLE MEANS FOR REDUCING TO AT LEAST A PRESET LEVEL THOSE AMPLITUDES WHICH EXCEED THE PRESET LEVEL, THE EXCESSIVE AMPLITUDES BEING CAUSED PRIMARILY BY THE NON-GAUSSIAN COMPONENTS, MEANS RESPONSIVE TO THE OUTPUT OF SAID ADJUSTABLE MEANS FOR MEASURING THE REMAINING ENERGY IN SAID FILTERED WAVEFORM AND MEANS RESPONSIVE TO THE OUTPUT OF SAID ENERGY MEASURING MEANS FOR INDICATING THE PRESENCE OF A SIGNAL.
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |