Patent US3103633A successfully refreshed from Google Patents.
US3103633A
Expired / Lapsed
US
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Phase discriminator having a pair of discriminators each having three inputs and a combined output
Assignee: Bendix Corp
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Filing: 1959-03-24
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Granted: 1963-09-10
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Expires: 1979-03-24
Abstract
No abstract record available.
Inventors
- 👤 Hartog Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:30
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1418
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
105 words
A DISCRIMINATOR COMPRISING A PAIR OF DISCRIMINATOR CIRCUITS EACH HAVING THREE INPUTS AND AN INPUT FOR DETECTING A DISCREPANCY IN THE RELATIVE PHASES OF TWO SIGNALS APPLIED TO TWO OF THE INPUTS, MEANS ENERGIZING ONE OF THE DISCRIMINATOR CIRCUITS AT THE THIRD INPUT BY A REFERENCE VOLTAGE OF A PHASE CORRESPONDING TO ONE OF THE PHASES OF ONE OF THE SIGNALS AND MEANS ENERGIZING THE OTHER DISCRIMINATOR AT THE THIRD INPUT BY A REFERENCE VOLTAGE OF A PHASE CORRESPONDING TO ANOTHER PHASE OF SAID SIGNAL, THE OUTPUTS OF THE DISCRIMINATOR CIRCUITS BEING CONNECTED TOGETHER TO PROVIDE A DIRECT CURRENT OUTPUT ONLY WHEN A DISCREPANCY OCCURS.
References Cited (Backward Citations)
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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) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |