Patent US3296532A successfully refreshed from Google Patents.
US3296532A
Expired / Lapsed
US
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Diversity combiners
Assignee: Raytheon Co
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Filing: 1963-04-02
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Granted: 1967-01-03
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Expires: 1983-04-02
Abstract
No abstract record available.
Inventors
- 👤 Robinson Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:27
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/02; H04B7/04; H04B7/08; H04B7/0837; H04B7/0842; H04B7/0848; H04B7/0857
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
81 words
IN COMBINATION, A PLURALITY OF VARIABLE IMPEDANCE DEVICES, MEANS FOR PERMITTING AN INPUT SIGNAL TO BE APPLIED TO EACH OF SAID DEVICES, MEANS FOR COMBINING EACH OF SAID INPUT SIGNALS COUPLED TO SAID DEVICES, AND MEANS FOR VARYING THE IMPEDANCE OF EACH OF THESE DEVICES IN ACCORDANCE WITH THE DIFFERENCE BETWEEN A PLURALITY OF SAMPLES OF NOISE FREE OF INPUT SIGNAL REPRESENTING THE AMOUNT OF NOISE CONTAINED IN EACH OF SAID INPUT SIGNALS TO COMBINE SAID INPUT SIGNALS IN OPTIMUM PROPORTIONS.
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |