US3074014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phase indicating spectrum analyzer
Assignee: Polarad Electronics Corp
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Filing: 1960-05-20
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Granted: 1963-01-15
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Expires: 1980-05-20
Abstract
No abstract record available.
Inventors
- 👤 Ross Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:23
CPC Classifications
G; G01; G01R; G01R23/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A SPECTRUM ANALYZER FOR ANALYZING A COMPLEX SIGNAL, SAID SPECTRUM ANALYZER HAVING A FREQUENCY SELECTIVE CIRCUIT RESPONSIVE TO A RELATIVELY SMALL RANGE OF FREQUENCIES, FREQUENCY SWEEP MEANS FOR SWEEPING SAID SMALL RANGE OF FREQUENCIES IN TIME OVER A LARGER RANGE OF FREQUENCIES, MEANS FOR GENERATING A SIGNAL REPRESENTING THE RELATIVE PHASE OF FREQUENCY COMPONENT PORTIONS OF SIGNALS INSTANTANEOUSLY BEING SWEEP BY SAID ANALYZER AND MEANS SYNCHRONIZED WITH SAID FREQUENCY SWEEP MEANS AND RESPONSIVE TO SAID RELATIVE PHASE SIGNAL FOR PROVIDING A PHASE VERSUS FREQUENCY DISPLAY.
Claim 2
Dependent Claim
85 words
A SPECTRUM ANALYZER FOR ANALYZING A COMPLEX SIGNAL, SAID SPECTRUM ANALYZER HAVING A FREQUENCY SELECTIVE CIRCUIT RESPONSIVE TO A RELATIVELY SMALL RANGE OF FREQUENCIES, FREQUENCY SWEEP MEANS FOR SWEEPING SAID SMALL RANGE OF FREQUENCIES IN TIME OVER A LARGER RANGE OF FREQUENCIES, MEANS FOR GENERATING A SIGNAL REPRESENTING THE RELATIVE PHASE OF FREQUENCY COMPONENT PORTIONS OF SIGNALS INSTANTANEOUSLY BEING SWEEP BY SAID ANALYZER AND MEANS SYNCHRONIZED WITH SAID FREQUENCY SWEEP MEANS AND RESPONSIVE TO SAID RELATIVE PHASE SIGNAL FOR PROVIDING A PHASE VERSUS FREQUENCY DISPLAY.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |