US3094630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse counter employing tunnel diodes with reset means
Assignee: Lanteris Space LLC
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Filing: 1959-11-25
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Granted: 1963-06-18
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Expires: 1979-11-25
Abstract
No abstract record available.
Inventors
- 👤 Adolph K Rapp
- 👤 Spiegel Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:07
CPC Classifications
H; H03; H03K; H03K25/00; H03K23/00; H03K23/002; H03K3/00; H03K3/02; H03K3/313; H03K3/315
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A PULSE COUNTER COMPRISING A PLURALITY OF TUNNEL DIODES CONNECTED IN SERIES WHICH HAVE A VOLTAGE-CURRENT CHARACTERISTIC CONSISTING OF A NUMBER OF UNDULATIONS CORRESPONDING TO THE NUMBER OF DIODES, MEANS FOR PASSING CURRENT THROUGH SAID DIODES SUCH THAT THE CURRENT LEVEL INTERSECTS ALL OF THE NEGATIVE RESISTANCE PORTIONS OF SAID UNDULATIONS, INPUT MEANS TO ENABLE APPLICATION OF SUCCESSIVE INPUT VOLTAGE PULSES ACROSS THE SERIES-CONNECTED DIODES, WHEREBY THE VOLTAGE ACROSS SAID DIODES IS CAUSED TO CHANGE FROM AN INITIAL VALUE PROGRESSIVELY IN A NUMBER OF DISCRETE STEPS CORRESPONDING TO THE NUMBER OF DIODES, RESET MEANS CONNECTED ACROSS SAID DIODES AND RESPONSIVE TO THE FINAL VOLTAGE CHANGE THEREACROSS FOR RESTORING SAID INITIAL VALUE OF THE VOLTAGE, AND MEANS FOR DERIVING FROM SAID RESET MEANS AN OUTPUT PULSE INDICATIVE OF THE FACT THAT A NUMBER OF INPUT PULSES HAVE BEEN COUNTED CORRESPONDING TO THE NUMBER OF SAID DIODES.
Claim 2
Dependent Claim
145 words
A PULSE COUNTER COMPRISING A PLURALITY OF TUNNEL DIODES CONNECTED IN SERIES WHICH HAVE A VOLTAGE-CURRENT CHARACTERISTIC CONSISTING OF A NUMBER OF UNDULATIONS CORRESPONDING TO THE NUMBER OF DIODES, MEANS FOR PASSING CURRENT THROUGH SAID DIODES SUCH THAT THE CURRENT LEVEL INTERSECTS ALL OF THE NEGATIVE RESISTANCE PORTIONS OF SAID UNDULATIONS, INPUT MEANS TO ENABLE APPLICATION OF SUCCESSIVE INPUT VOLTAGE PULSES ACROSS THE SERIES-CONNECTED DIODES, WHEREBY THE VOLTAGE ACROSS SAID DIODES IS CAUSED TO CHANGE FROM AN INITIAL VALUE PROGRESSIVELY IN A NUMBER OF DISCRETE STEPS CORRESPONDING TO THE NUMBER OF DIODES, RESET MEANS CONNECTED ACROSS SAID DIODES AND RESPONSIVE TO THE FINAL VOLTAGE CHANGE THEREACROSS FOR RESTORING SAID INITIAL VALUE OF THE VOLTAGE, AND MEANS FOR DERIVING FROM SAID RESET MEANS AN OUTPUT PULSE INDICATIVE OF THE FACT THAT A NUMBER OF INPUT PULSES HAVE BEEN COUNTED CORRESPONDING TO THE NUMBER OF SAID DIODES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |