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US3331035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frequency synthesizer
Assignee: Lockheed Martin Corp
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Filing: 1965-08-23
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Granted: 1967-07-11
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Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Strickholm George Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:20
CPC Classifications
H; H03; H03B; H03B21/00; H03B21/01; H03B21/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A METHOD OF GENERATING A SPECTRUM FREQUENCIES ONE AFTER ANOTHER, SAID METHOD COMPRISING THE STEPS OF: (A) DERIVING A PLURALITY OF SIGNALS HAVING FREQUENCIES WHICH ARE HARMONICALLY RELATED TO AND IN SYNCHRONISM WITH A BASIC FREQUENCY SIGNAL, (B) SWITCHING THE FREQUENCIES IN TURN TO AN OUTPUT CIRCUIT, (C) SYNCHRONIZING SAID SWITCHING WITH SAID BASIC FREQUENCY SIGNAL SO THAT SWITCHING BETWEEN TWO SIGNALS OCCURS WHEN THEY HAVE EQUAL INSTANTANEOUS PHASE AND MAGNITUDE.
Claim 2
Independent Claim
71 words
A METHOD OF GENERATING A SPECTRUM FREQUENCIES ONE AFTER ANOTHER, SAID METHOD COMPRISING THE STEPS OF: (A) DERIVING A PLURALITY OF SIGNALS HAVING FREQUENCIES WHICH ARE HARMONICALLY RELATED TO AND IN SYNCHRONISM WITH A BASIC FREQUENCY SIGNAL, (B) SWITCHING THE FREQUENCIES IN TURN TO AN OUTPUT CIRCUIT, (C) SYNCHRONIZING SAID SWITCHING WITH SAID BASIC FREQUENCY SIGNAL SO THAT SWITCHING BETWEEN TWO SIGNALS OCCURS WHEN THEY HAVE EQUAL INSTANTANEOUS PHASE AND MAGNITUDE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |