Patent US3084264A successfully refreshed from Google Patents.
US3084264A
Expired / Lapsed
US
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Switching systems
Assignee: RCA Corp
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Filing: 1958-10-30
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Granted: 1963-04-02
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Expires: 1978-10-30
Abstract
No abstract record available.
Inventors
- 👤 Walter F Kosonocky
- 👤 Lubomyr S Onyshkevych
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:23
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/45; H03K3/47
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A SYSTEM COMPRISING A PARAMETRIC OSCILLATOR CIRCUIT HAVING A NATURAL RESONANT FREQUENCY, SAID CIRCUIT HAVING DIFFERENT PHASES OF OSCILLATION RESPECTIVELY CORRESPONDING TO DIFFERENT INFORMATION SIGNALS, SAID CIRCUIT OSCILLATING AT A FIXED MULTIPLE OF AN A.C. SUPPLY FREQUENCY ONLY WHEN SAID A.C. SUPPLY SIGNALS OF AN AMPLITUDE WITHIN A GIVEN RANGE ARE APPLIED TO SAID CIRCUIT, A MODULATING MEANS CONNECTED TO SAID CIRCUIT, AND MEANS FOR STORING A DESIRED INFORMATION SIGNAL IN SAID CIRCUIT INCLUDING MEANS FOR OPERATING SAID MODULATING MEANS TO MODULATE SAID A.C. SUPPLY SIGNALS TO AN AMPLITUDE OUTSIDE SAID GIVEN RANGE FOR A GIVEN TIME INTERVAL, SAID CIRCUIT RESUMING OSCILLATIONS IN ONE OR THE OTHER OF SAID PHASES IN ACCORDANCE WITH THE DURATION OF SAID GIVEN TIME INTERVAL.
Claim 2
Independent Claim
120 words
A SYSTEM COMPRISING A PARAMETRIC OSCILLATOR CIRCUIT HAVING A NATURAL RESONANT FREQUENCY, SAID CIRCUIT HAVING DIFFERENT PHASES OF OSCILLATION RESPECTIVELY CORRESPONDING TO DIFFERENT INFORMATION SIGNALS, SAID CIRCUIT OSCILLATING AT A FIXED MULTIPLE OF AN A.C. SUPPLY FREQUENCY ONLY WHEN SAID A.C. SUPPLY SIGNALS OF AN AMPLITUDE WITHIN A GIVEN RANGE ARE APPLIED TO SAID CIRCUIT, A MODULATING MEANS CONNECTED TO SAID CIRCUIT, AND MEANS FOR STORING A DESIRED INFORMATION SIGNAL IN SAID CIRCUIT INCLUDING MEANS FOR OPERATING SAID MODULATING MEANS TO MODULATE SAID A.C. SUPPLY SIGNALS TO AN AMPLITUDE OUTSIDE SAID GIVEN RANGE FOR A GIVEN TIME INTERVAL, SAID CIRCUIT RESUMING OSCILLATIONS IN ONE OR THE OTHER OF SAID PHASES IN ACCORDANCE WITH THE DURATION OF SAID GIVEN TIME INTERVAL.
References Cited (Backward Citations)
US2815488A
Cited
GB778883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |