US3218559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronizing circuit maintaining loop signals as an integer product and equal amplitude
Assignee: General Electric Co
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Filing: 1961-11-09
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Granted: 1965-11-16
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Expires: 1981-11-09
Abstract
No abstract record available.
Inventors
- 👤 Sidney P Applebaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:30
CPC Classifications
H; H03; H03L; H03L5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A SYSTEM FOR MEASURING NON-LINEAR PHASE COMPONENTS IN A SIGNAL SPECTRUM COMPRISING A SOURCE OF SIGNALS HAVING A PLURALITY OF SPECTRAL LINE COMPONENTS DISPLACED BY A SUBSTANTIALLY EQUAL FREQUENCY INCREMENT AND BY A SUBSTANTIALLY EQUAL LINE INCREMENT, FIRST AND SECOND FILTERS CONNECTED TO SAID SOURCE, THE CENTER FREQUENCIES OF SAID FIRST AND SECOND FILTERS BEING DISPLACED BY AN INTEGER PROD-
Claim 2
Independent Claim
60 words
A SYSTEM FOR MEASURING NON-LINEAR PHASE COMPONENTS IN A SIGNAL SPECTRUM COMPRISING A SOURCE OF SIGNALS HAVING A PLURALITY OF SPECTRAL LINE COMPONENTS DISPLACED BY A SUBSTANTIALLY EQUAL FREQUENCY INCREMENT AND BY A SUBSTANTIALLY EQUAL LINE INCREMENT, FIRST AND SECOND FILTERS CONNECTED TO SAID SOURCE, THE CENTER FREQUENCIES OF SAID FIRST AND SECOND FILTERS BEING DISPLACED BY AN INTEGER PROD-
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |