US3333262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal conversion apparatus
Assignee: American Radiator and Standard Sanitary Corp
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Filing: 1964-06-16
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Granted: 1967-07-25
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Expires: 1984-06-16
Abstract
No abstract record available.
Inventors
- 👤 Orsen Stefan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:20
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/06; H03M1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
THE METHOD FOR CONVERTING AN ANALOG VOLTAGE INPUT TO A DIGITAL PULSE COUNT INDICATIVE OF THE MAGNITUDE OF THE ANALOG VOLTAGE, WHICH CONSIST IN CONVERTING THE INPUT ANALOG VOLTAGE INTO POSITIVE REPRESENTATIONS AND NEGATIVE REPRESENTATIONS OF THE ANALOG VOLTAGE, PRODUCING A TIMED SIGNAL OF PREDETERMINED DURATION, PRODUCING A LINEAR SAWTOOTH VOLTAGE STARTING AT THE BEGINNING OF EACH TIMED SIGNAL AND DIMINISHING LINEARLY IN AMPLITUDE AT A PREDETERMINED RATE, PRODUCING A SERIES OF RECURRING DIGITAL COUNT PULSES, COMPARING THE POSITIVE REPRESENTATIONS WITH THE SAWTOOTH VOLTAGE TO PRODUCE A FIRST TRIGGER PULSE WHEN THE SAWTOOTH VOLTAGE REACHES A CRITICAL LEVEL, COMPARING THE NEGATIVE REPRESENTATIONS WITH THE SAWTOOTH VOLTAGE TO PRODUCE A SECOND TRIGGER PULSE WHEN THE SAWTOOTH VOLTAGE REACHES ANOTHER CRITICAL LEVEL, AND COUNTING THE NUMBER OF RECURRING COUNT PULSES PRODUCED IN THE TIME INTERVAL BETWEEN THE TRIGGER PULSES AS A DIGITAL REPRESENTATION OF THE MAGNITUDE OF THE ANALOG VOLTAGE.
Claim 2
Independent Claim
148 words
THE METHOD FOR CONVERTING AN ANALOG VOLTAGE INPUT TO A DIGITAL PULSE COUNT INDICATIVE OF THE MAGNITUDE OF THE ANALOG VOLTAGE, WHICH CONSIST IN CONVERTING THE INPUT ANALOG VOLTAGE INTO POSITIVE REPRESENTATIONS AND NEGATIVE REPRESENTATIONS OF THE ANALOG VOLTAGE, PRODUCING A TIMED SIGNAL OF PREDETERMINED DURATION, PRODUCING A LINEAR SAWTOOTH VOLTAGE STARTING AT THE BEGINNING OF EACH TIMED SIGNAL AND DIMINISHING LINEARLY IN AMPLITUDE AT A PREDETERMINED RATE, PRODUCING A SERIES OF RECURRING DIGITAL COUNT PULSES, COMPARING THE POSITIVE REPRESENTATIONS WITH THE SAWTOOTH VOLTAGE TO PRODUCE A FIRST TRIGGER PULSE WHEN THE SAWTOOTH VOLTAGE REACHES A CRITICAL LEVEL, COMPARING THE NEGATIVE REPRESENTATIONS WITH THE SAWTOOTH VOLTAGE TO PRODUCE A SECOND TRIGGER PULSE WHEN THE SAWTOOTH VOLTAGE REACHES ANOTHER CRITICAL LEVEL, AND COUNTING THE NUMBER OF RECURRING COUNT PULSES PRODUCED IN THE TIME INTERVAL BETWEEN THE TRIGGER PULSES AS A DIGITAL REPRESENTATION OF THE MAGNITUDE OF THE ANALOG VOLTAGE.
References Cited (Backward Citations)
US3258764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |