Patent US3074057A successfully refreshed from Google Patents.
US3074057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse-time encoding apparatus
Assignee: Daystrom Inc
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Filing: 1957-03-12
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Granted: 1963-01-15
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Expires: 1977-03-12
Abstract
No abstract record available.
Inventors
- 👤 Roswell W Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:22
CPC Classifications
H; H03; H03K; H03K7/00; H03K7/08; H03M; H03M1/00; H03M1/12; H03M1/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A PULSE-TIME ENCODER FOR PULSE-TIME ENCODING AN ANALOG INPUT, COMPRISING A D.-C. AMPLIFIER HAVING AN INPUT AND OUTPUT CIRCUIT, THE SAID ANALOG INPUT BEING CONNECTED TO THE SAID D.-C. AMPLIFIER INPUT CIRCUIT; A CAPACITOR CONNECTED BETWEEN THE SAID D.-C. AMPLIFIER OUTPUT AND INPUT CIRCUITS; A D.-C. GATE; FIRST AND SECOND PEAKING CIRCUITS COUPLED TO THE SAID D.-C. AMPLIFIER OUTPUT CIRCUIT, THE SAID FIRST PEAKING CIRCUIT PRODUCING FIRST TRIGGER PULSES AT A FIRST PREDETERMINED AND CONSISTENT LEVEL OF AMPLIFIER OUTPUT, THE SAID SECOND PEAKING CIRCUIT PRODUCING SECOND TRIGGER PULSES AT A SECOND PREDETERMINED AND CONSISTENT LEVEL OF AMPLIFIER OUTPUT; A D.-C. GATE CONTROL BISTABLE FLIP-FLOP HAVING TWO INPUTS AND AN OUTPUT; MEANS CONNECTING THE SAID FIRST AND SECOND TRIGGER PULSES FROM THE SAID PEAKING CIRCUITS TO THE SAID D.-C. GATE CONTROL BISTABLE FLIP-FLOP INPUTS; MEANS CONNECTING THE SAID D.-C. GATE CONTROL BISTABLE FLIP-FLOP OUTPUT TO THE SAID D.-C. GATE FOR CONTROL THEREOF; AND A SOURCE OF D.-C. REFERENCE CURRENT CONNECTED TO THE SAID INPUT CIRCUIT OF THE D.-C. AMPLIFIER THROUGH THE SAID GATING MEANS AND CONTROLLED THEREBY.
Claim 2
Dependent Claim
176 words
A PULSE-TIME ENCODER FOR PULSE-TIME ENCODING AN ANALOG INPUT, COMPRISING A D.-C. AMPLIFIER HAVING AN INPUT AND OUTPUT CIRCUIT, THE SAID ANALOG INPUT BEING CONNECTED TO THE SAID D.-C. AMPLIFIER INPUT CIRCUIT; A CAPACITOR CONNECTED BETWEEN THE SAID D.-C. AMPLIFIER OUTPUT AND INPUT CIRCUITS; A D.-C. GATE; FIRST AND SECOND PEAKING CIRCUITS COUPLED TO THE SAID D.-C. AMPLIFIER OUTPUT CIRCUIT, THE SAID FIRST PEAKING CIRCUIT PRODUCING FIRST TRIGGER PULSES AT A FIRST PREDETERMINED AND CONSISTENT LEVEL OF AMPLIFIER OUTPUT, THE SAID SECOND PEAKING CIRCUIT PRODUCING SECOND TRIGGER PULSES AT A SECOND PREDETERMINED AND CONSISTENT LEVEL OF AMPLIFIER OUTPUT; A D.-C. GATE CONTROL BISTABLE FLIP-FLOP HAVING TWO INPUTS AND AN OUTPUT; MEANS CONNECTING THE SAID FIRST AND SECOND TRIGGER PULSES FROM THE SAID PEAKING CIRCUITS TO THE SAID D.-C. GATE CONTROL BISTABLE FLIP-FLOP INPUTS; MEANS CONNECTING THE SAID D.-C. GATE CONTROL BISTABLE FLIP-FLOP OUTPUT TO THE SAID D.-C. GATE FOR CONTROL THEREOF; AND A SOURCE OF D.-C. REFERENCE CURRENT CONNECTED TO THE SAID INPUT CIRCUIT OF THE D.-C. AMPLIFIER THROUGH THE SAID GATING MEANS AND CONTROLLED THEREBY.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |