Patent US2965174A successfully refreshed from Google Patents.
Patent US3096449A successfully refreshed from Google Patents.
US3096449A
Expired / Lapsed
US
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Tunnel diode switched to low-state by discharging capacitor, pulse sensing device charged by coincidently applied high-state producing inputs
Assignee: Lockheed Martin Corp
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Filing: 1961-06-23
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Granted: 1963-07-02
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Expires: 1981-06-23
Abstract
No abstract record available.
Inventors
- 👤 Frank F Stucki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:12
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/34; G11C11/36; G11C11/38; H; H03; H03K; H03K3/00; H03K3/02; H03K3/313; H03K3/315
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A TRIGGER CIRCUIT COMPRISING MEANS FOR SENSING A CURRENT PULSE, MEANS FOR APPLYING THE SENSED CURRENT PULSE TO THE COLLECTOR OF TUNNEL DIODE, MEANS FOR APPLYING A SECOND CURRENT PULSE SIMULTANEOUSLY WITH SAID SENSED CURRENT PULSE TO THE COLLECTOR OF SAID TUNNEL DIODE, THE SUM OF SAID SENSED CURRENT PULSE AND SAID SECOND CURRENT PULSE BEING GREATER THAN THE PEAK CURRENT OF SAID TUNNEL DIODE AND RESULTING IN SWITCHING SAID TUNNEL DIODE FORM THE LOW VOLTAGE STATE TO THE HIGH VOLTAGE STATE, A CAPACITIVE SOTAGE MEANS OPERATIVELY CONNECTED TO SAID MEANS FOR APPLYING SAID SECOND CURRENT PULSE AND TO TEH COLLECTOR OF SAID TUNNEL DIODE, WHEREBY SAID TUNNEL DIODE REMAINS IN SAID HIGH VOLTAGE STATE UNTIL THE CHARGE ON SAID CAPACTIVE
Claim 2
Dependent Claim
121 words
A TRIGGER CIRCUIT COMPRISING MEANS FOR SENSING A CURRENT PULSE, MEANS FOR APPLYING THE SENSED CURRENT PULSE TO THE COLLECTOR OF TUNNEL DIODE, MEANS FOR APPLYING A SECOND CURRENT PULSE SIMULTANEOUSLY WITH SAID SENSED CURRENT PULSE TO THE COLLECTOR OF SAID TUNNEL DIODE, THE SUM OF SAID SENSED CURRENT PULSE AND SAID SECOND CURRENT PULSE BEING GREATER THAN THE PEAK CURRENT OF SAID TUNNEL DIODE AND RESULTING IN SWITCHING SAID TUNNEL DIODE FORM THE LOW VOLTAGE STATE TO THE HIGH VOLTAGE STATE, A CAPACITIVE SOTAGE MEANS OPERATIVELY CONNECTED TO SAID MEANS FOR APPLYING SAID SECOND CURRENT PULSE AND TO TEH COLLECTOR OF SAID TUNNEL DIODE, WHEREBY SAID TUNNEL DIODE REMAINS IN SAID HIGH VOLTAGE STATE UNTIL THE CHARGE ON SAID CAPACTIVE
References Cited (Backward Citations)
US3017613A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |