US3136902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tunnel diode discriminator circuit
Assignee: Individual
•
Filing: 1962-04-18
•
Granted: 1964-06-09
•
Expires: 1982-04-18
Abstract
No abstract record available.
Inventors
- 👤 Quentin A Kerns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:52
CPC Classifications
H; H03; H03K; H03K9/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
214 words
IN A PULSE DISCRIMINATOR CIRCUIT, THE COMBINATION COMPRISING A TRANSFORMER HAVING A PRIMARY WINDING CONNECTED TO AN INPUT PULSE SOURCE AND HAVING FIRST AND SECOND SECONDARY WINDINGS, SAID FIRST AND SECOND SECONDARY WINDINGS BEING CONNECTED IN SERIES, A SECTION OF COAXIAL TRANSMISSION LINE HAVING A CENTRAL CONDUCTOR AND AN OUTER SHIELD WITH THE CENTRAL CONDUCTOR CONNECTED AT ONE END TO SAID PULSE SOURCE AND AT THE OTHER END TO THE OUTER SHIELD, A CURRENT LIMITING RESISTOR, A TUNNEL DIODE CONNECTED TO SAID PULSE SOURCE AND AT THE OTHER END TO THE OUTER SHIELD, A CURRENT LIMITING RESISTOR, A TUNNEL DIODE CONNECTED IN SERIES WITH SAID CURRENT LIMITING RESISTOR, A BALANCING RESISTOR CONNECTED IN SERIES WITH SAID TUNNEL DIODE AND SAID CURRENT LIMITING RESISTOR, SAID BALANCING RESISTOR HAVING AN IMPEDANCE EQUAL TO THE SUM OF THE RESISTANCES OF SAID CURRENT LIMITING RESISTOR AND THE POSITIVE RESISTANCE OF SAID TUNNEL DIODE WHEN SUCH DIODE IS CONDUCTING LINEARLY, MEANS CONNECTING SAID SERIES COMBINATION OF SAID CURRENT LIMITING RESISTOR AND SAID TUNNEL DIODE AND SAID BALANCING RESISTOR ACROSS SAID FIRST AND SECOND SECONDARY WINDINGS, AN OUTPUT CIRCUIT CONNECTED FROM THE JUNCTURE OF SAID FIRST AND SECOND SECONDARY WINDINGS TO THE JUNCTURE BETWEEN SAID BALANCING RESISTOR AND THE SERIES COMBINATION OF SAID CURRENT LIMITING RESISTOR AND SAID TUNNEL DIODE.
References Cited (Backward Citations)
US3030522A
Cited
US3065636A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |