US3076151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Afc with search sweep control
Assignee: General Electric Co
•
Filing: 1959-12-31
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Granted: 1963-01-29
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Expires: 1979-12-31
Abstract
No abstract record available.
Inventors
- 👤 Roger W Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:07
CPC Classifications
H; H03; H03B; H03B21/00; H03B21/01; H03B21/02; H03L; H03L7/00; H03L7/06; H03L7/16; H03L7/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN COMBINATION A FIRST SOURCE OF FIRST AND SECOND SIGNALS OF FREQUENCIES FA AND FC, RESPECTIVELY, A SECOND SOURCE OF THIRD SIGNALS OF FREQUENCY FB, MEANS FOR MULTIPLYING SAID SIGNALS FA AND FC WITH SAID SIGNAL OF FREQUENCY FB TO DERIVE A MULTIPLIED SIGNAL, NORMALLY CLOSED GATING MEANS, FIRST MEANS INDEPENDENT OF SAID MULTIPLIED SIGNAL COUPLED THROUGH SAID GATING MEANS FOR PERIODICALLY VARYING THE FREQUENCY OF SIGNAL FB INTERMEDIATE THE FREQUENCIES OF SIGNALS FA AND FC, MEANS FOR OPENING SAID GATING MEANS AND DISCONNECTING SAID FIRST MEANS FROM SAID SECOND SOURCE WHEN THE FREQUENCY OF SIGNAL FB SUBSTANTIALLY EQUALS
Claim 2
Dependent Claim
99 words
IN COMBINATION A FIRST SOURCE OF FIRST AND SECOND SIGNALS OF FREQUENCIES FA AND FC, RESPECTIVELY, A SECOND SOURCE OF THIRD SIGNALS OF FREQUENCY FB, MEANS FOR MULTIPLYING SAID SIGNALS FA AND FC WITH SAID SIGNAL OF FREQUENCY FB TO DERIVE A MULTIPLIED SIGNAL, NORMALLY CLOSED GATING MEANS, FIRST MEANS INDEPENDENT OF SAID MULTIPLIED SIGNAL COUPLED THROUGH SAID GATING MEANS FOR PERIODICALLY VARYING THE FREQUENCY OF SIGNAL FB INTERMEDIATE THE FREQUENCIES OF SIGNALS FA AND FC, MEANS FOR OPENING SAID GATING MEANS AND DISCONNECTING SAID FIRST MEANS FROM SAID SECOND SOURCE WHEN THE FREQUENCY OF SIGNAL FB SUBSTANTIALLY EQUALS
References Cited (Backward Citations)
CA550056A
Cited
US2287925A
Cited
US2794910A
Cited
US2833923A
Cited
US2884519A
Cited
US2868981A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |