US3382443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for signal-frequency shifting
Assignee: General Radio Co
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Filing: 1964-09-10
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Granted: 1968-05-07
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Expires: 1984-09-10
Abstract
No abstract record available.
Inventors
- 👤 Charles E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:37
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/32
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
69 words
APPARATUS OF THE CHARACTER DESCRIBED HAVING, IN COMBINATION, MEANS FOR PRODUCING INPUT SIGNAL COMPONENTS OF SUCCESSIVE PHASE DISPLACEMENTS, SUMMING MEANS HAVING PHASE-DISPLACED INPUTS RESPECTIVELY CORRESPONDING TO AND CONNECTED TO RECEIVE THE PHASE-DISPLACED SIGNAL COMPONENTS, INTEGRATING MEANS CONNECTED WITH THE SUMMING MEANS, MEANS RESPONSIVE TO THE INTEGRATED AND SUMMED SIGNALS FOR DETECTING A REFERENCE-LEVEL SIGNALCROSSING TIME SEQUENCE THEREIN, AND MEANS FOR PRODUCING OUTPUT SIGNALS CORRESPONDING TO THE SAID TIME SEQUENCE.
Claim 2
Dependent Claim
69 words
APPARATUS OF THE CHARACTER DESCRIBED HAVING, IN COMBINATION, MEANS FOR PRODUCING INPUT SIGNAL COMPONENTS OF SUCCESSIVE PHASE DISPLACEMENTS, SUMMING MEANS HAVING PHASE-DISPLACED INPUTS RESPECTIVELY CORRESPONDING TO AND CONNECTED TO RECEIVE THE PHASE-DISPLACED SIGNAL COMPONENTS, INTEGRATING MEANS CONNECTED WITH THE SUMMING MEANS, MEANS RESPONSIVE TO THE INTEGRATED AND SUMMED SIGNALS FOR DETECTING A REFERENCE-LEVEL SIGNALCROSSING TIME SEQUENCE THEREIN, AND MEANS FOR PRODUCING OUTPUT SIGNALS CORRESPONDING TO THE SAID TIME SEQUENCE.
Claim 3
Independent Claim
48 words
A METHOD OF THE CHARACTER DESCRIBED, THAT COMPRISES, PRODUCING INPUT SIGNAL COMPONENTS OF SUCCESIVE PHASE DISPLACEMENTS, SUMMING THE PHASE-DISPLACED SIGNAL COMPONENTS, INTEGRATING THE SAME, DETECTING THE INTEGRATED AND SUMMED SIGNALS TO LOCATE A REFERENCE-LEVEL SIGNALCROSSING TIME SEQUENCE THEREIN, AND PRODUCING OUTPUT SIGNALS CORRESPONDING TO THE SAID TIME SEQUENCE.
Claim 4
Independent Claim
48 words
A METHOD OF THE CHARACTER DESCRIBED, THAT COMPRISES, PRODUCING INPUT SIGNAL COMPONENTS OF SUCCESIVE PHASE DISPLACEMENTS, SUMMING THE PHASE-DISPLACED SIGNAL COMPONENTS, INTEGRATING THE SAME, DETECTING THE INTEGRATED AND SUMMED SIGNALS TO LOCATE A REFERENCE-LEVEL SIGNALCROSSING TIME SEQUENCE THEREIN, AND PRODUCING OUTPUT SIGNALS CORRESPONDING TO THE SAID TIME SEQUENCE.
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) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |