Patent US409982A successfully refreshed from Google Patents.
Patent US3133205A successfully refreshed from Google Patents.
US3133205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor pulse amplitude discriminator
Assignee: Individual
•
Filing: 1960-04-29
•
Granted: 1964-05-12
•
Expires: 1980-04-29
Abstract
No abstract record available.
Inventors
- 👤 William E Zrubek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:14
CPC Classifications
H; H03; H03K; H03K9/00; H03K9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A PULSE AMPLITUDE DISCRIMINATOR FOR PROVIDING A PULSE OUTPUT WHEN THE AMPLITUDE OF AN INPUT PULSE IS BETWEEN TWO LIMITS COMPRISING: A PULSE INPUT SIGNAL TERMINAL, AN OUTPUT TERMINAL, A FIRST CHANNEL CONNECTING SAID PULSE INPUT SIGNAL TERMINAL AND SAID OUTPUT TERMINAL AND HAVING A FIRST CRYSTAL DIODE FOR BLOCKING PULSE INPUTS HAVING AMPLITUDES LESS THAN A FIRST PREDETERMINED LEVEL, A DELAY LINE IN SAID FIRST CHANNEL CONNECTED IN SERIES BETWEEN SAID FIRST CRYSTAL DIODE AND SAID OUTPUT TERMINAL, A SECOND CHANNEL CONNECTED BETWEEN SAID PULSE INPUT SIGNAL TERMINAL AND SAID OUTPUT TERMINAL AND HAVING A SECOND CRYSTAL DIODE FOR BLOCKING PULSE INPUTS HAVING AMPLITUDES OF A SECOND PREDETERMINED LEVEL, SAID SECOND PREDETERMINED LEVEL BEING GREATER THAN SAID FIRST PREDETERMINED LEVEL, AND AN AMPLIFIER IN SAID SECOND CHANNEL FOR AMPLIFYING THAT PORTION OF SAID PULSE INPUT THAT IS GREATER THAN SAID FIRST PREDETERMINED LEVEL.
Claim 2
Dependent Claim
144 words
A PULSE AMPLITUDE DISCRIMINATOR FOR PROVIDING A PULSE OUTPUT WHEN THE AMPLITUDE OF AN INPUT PULSE IS BETWEEN TWO LIMITS COMPRISING: A PULSE INPUT SIGNAL TERMINAL, AN OUTPUT TERMINAL, A FIRST CHANNEL CONNECTING SAID PULSE INPUT SIGNAL TERMINAL AND SAID OUTPUT TERMINAL AND HAVING A FIRST CRYSTAL DIODE FOR BLOCKING PULSE INPUTS HAVING AMPLITUDES LESS THAN A FIRST PREDETERMINED LEVEL, A DELAY LINE IN SAID FIRST CHANNEL CONNECTED IN SERIES BETWEEN SAID FIRST CRYSTAL DIODE AND SAID OUTPUT TERMINAL, A SECOND CHANNEL CONNECTED BETWEEN SAID PULSE INPUT SIGNAL TERMINAL AND SAID OUTPUT TERMINAL AND HAVING A SECOND CRYSTAL DIODE FOR BLOCKING PULSE INPUTS HAVING AMPLITUDES OF A SECOND PREDETERMINED LEVEL, SAID SECOND PREDETERMINED LEVEL BEING GREATER THAN SAID FIRST PREDETERMINED LEVEL, AND AN AMPLIFIER IN SAID SECOND CHANNEL FOR AMPLIFYING THAT PORTION OF SAID PULSE INPUT THAT IS GREATER THAN SAID FIRST PREDETERMINED LEVEL.
References Cited (Backward Citations)
US2683806A
Cited
US2821626A
Cited
US2820895A
Cited
US2912577A
Cited
US2964708A
Cited
US2883615A
Cited
US3025414A
Cited
US2972117A
Cited
US2970261A
Cited
US3038089A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |