US3317830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Response normalizer delay line input for direct sampling probe
Assignee: Tektronix Inc
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Filing: 1963-03-20
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Granted: 1967-05-02
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Expires: 1983-03-20
Abstract
No abstract record available.
Inventors
- 👤 Chester N Winningstad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:31
CPC Classifications
G; G01; G01R; G01R1/00; G01R1/02; G01R1/06; G01R1/067; G01R1/06772; G01R13/00; G01R13/20; G01R13/22; G01R13/34; G01R13/342; H; H03; H03D; H03D9/00; H03D9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
AN APPARATUS FOR SAMPLING ELECTRICAL SIGNALS OF HIGH FREQUENCY COMPRISING: AN ELECTRICAL PROBE HAVING A HOLLOW SHIELD CONDUCTOR; A SIGNAL CONDUCTOR INCLUDING A PROBE TIP ELECTRODE, SUPPORTED INSIDE SAID SHIELD CONDUCTOR AND INSULATED THEREFROM WITH SAID PROBE TIP EXTENDING OUT THE FRONT OF SAID PROBE; A SAMPLING MEANS INCLUDING A SAMPLING GATE WITHIN SAID PROBE AND HAVING ITS INPUT CONNECTED TO THE OUTPUT OF SAID PROBE TIP ELECTRODE AND MEANS FOR APPLYING A GATING PULSE TO SAID SAMPLING GATE FOR TRANSMITTING A PORTION OF THE WAVEFROM OF AN INPUT SIGNAL APPLIED TO SAID SIGNAL CONDUCTOR, AS A SAMPLE PULSE THROUGH SAID SAMPLE GATE; AND RESPONSE NORMALIZER MEANS ATTACHED TO THE FRONT OF SAID PROBE AND INCLUDING A SECTION OF TRANSMISSION LINE HAVING ITS OUTPUT CONNECTED TO THE INPUT OF SAID SAMPLING GATE, SAID TRANSMISSION LINE INCLUDING AN INNER SIGNAL CONDDUCTOR CONNECTED TO SAID PROBE TIP ELECTRODE AND AN OUTER CONDUCTOR CONNECTED TO SAID SHIELD CONDUCTOR, FOR PREVENTING TRANSIENT SIGNALS PRODUCED BY SAID CHANGE IN CONDUCTIVE CONDITION OF SAID SAMPLING MEANS FROM DISTORING SAID SAMPLE PULSE.
Claim 2
Independent Claim
175 words
AN APPARATUS FOR SAMPLING ELECTRICAL SIGNALS OF HIGH FREQUENCY COMPRISING: AN ELECTRICAL PROBE HAVING A HOLLOW SHIELD CONDUCTOR; A SIGNAL CONDUCTOR INCLUDING A PROBE TIP ELECTRODE, SUPPORTED INSIDE SAID SHIELD CONDUCTOR AND INSULATED THEREFROM WITH SAID PROBE TIP EXTENDING OUT THE FRONT OF SAID PROBE; A SAMPLING MEANS INCLUDING A SAMPLING GATE WITHIN SAID PROBE AND HAVING ITS INPUT CONNECTED TO THE OUTPUT OF SAID PROBE TIP ELECTRODE AND MEANS FOR APPLYING A GATING PULSE TO SAID SAMPLING GATE FOR TRANSMITTING A PORTION OF THE WAVEFROM OF AN INPUT SIGNAL APPLIED TO SAID SIGNAL CONDUCTOR, AS A SAMPLE PULSE THROUGH SAID SAMPLE GATE; AND RESPONSE NORMALIZER MEANS ATTACHED TO THE FRONT OF SAID PROBE AND INCLUDING A SECTION OF TRANSMISSION LINE HAVING ITS OUTPUT CONNECTED TO THE INPUT OF SAID SAMPLING GATE, SAID TRANSMISSION LINE INCLUDING AN INNER SIGNAL CONDDUCTOR CONNECTED TO SAID PROBE TIP ELECTRODE AND AN OUTER CONDUCTOR CONNECTED TO SAID SHIELD CONDUCTOR, FOR PREVENTING TRANSIENT SIGNALS PRODUCED BY SAID CHANGE IN CONDUCTIVE CONDITION OF SAID SAMPLING MEANS FROM DISTORING SAID SAMPLE PULSE.
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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |