US3261012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analog to digital conversion system
Assignee: Westinghouse Electric Corp
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Filing: 1963-03-22
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Granted: 1966-07-12
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Expires: 1983-03-22
Abstract
No abstract record available.
Inventors
- 👤 John M Bentley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:16
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
AN ANALOG-TO-DIGTAL CONVERTER COMPRISING, A COMPARATOR CIRCUIT HAVING A PAIR OF OUTPUT MEANS; MEANS FOR APPLYING INPUT ANALOG SIGNALS TO SAID COMPARATOR CIRCUIT; A MULTIVIBRATOR OF THE TYPE IN WHICH THE OUTPUT ALTERNATES BETWEEN ZERO AND THE 1 STATE IN RESPONSE TO TWO SEPARATE INPUTS; A SIGNAL RESPONSIVE COUNTER HAVING A PLURALITY OF BISTABLE COUNTING STAGES OF THE TYPE IN WHICH THE STATES ARE CHANGED IN RESPONSE TO ALL PULSES OF THE SAME SELECTED POLARITY, A DIGITAL-TO-ANALOG ELECTRICAL SUMMATION NETWORK ADAPTED TO BE ENERGIZED IN RESONSE TO THE OUTPUT FROM ONE SIDE OF EACH OF SAID STAGES OF SID COUNTING TO PROVIDE A BINARY DIGITAL ANALOG REPRESENTATION OF THE DIGITS STORED IN SAID COUNTER; MEANS FOR SUPPLYING THE BINARY DIGITAL REFERENCE VOLTAGE OUTPUT FROM SAID SUMMATION NETWORK TO SAID COMPARATOR CIRCUIT; MEANS FOR SUP-
Claim 2
Dependent Claim
134 words
AN ANALOG-TO-DIGTAL CONVERTER COMPRISING, A COMPARATOR CIRCUIT HAVING A PAIR OF OUTPUT MEANS; MEANS FOR APPLYING INPUT ANALOG SIGNALS TO SAID COMPARATOR CIRCUIT; A MULTIVIBRATOR OF THE TYPE IN WHICH THE OUTPUT ALTERNATES BETWEEN ZERO AND THE 1 STATE IN RESPONSE TO TWO SEPARATE INPUTS; A SIGNAL RESPONSIVE COUNTER HAVING A PLURALITY OF BISTABLE COUNTING STAGES OF THE TYPE IN WHICH THE STATES ARE CHANGED IN RESPONSE TO ALL PULSES OF THE SAME SELECTED POLARITY, A DIGITAL-TO-ANALOG ELECTRICAL SUMMATION NETWORK ADAPTED TO BE ENERGIZED IN RESONSE TO THE OUTPUT FROM ONE SIDE OF EACH OF SAID STAGES OF SID COUNTING TO PROVIDE A BINARY DIGITAL ANALOG REPRESENTATION OF THE DIGITS STORED IN SAID COUNTER; MEANS FOR SUPPLYING THE BINARY DIGITAL REFERENCE VOLTAGE OUTPUT FROM SAID SUMMATION NETWORK TO SAID COMPARATOR CIRCUIT; MEANS FOR SUP-
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |