Patent US3292173A successfully refreshed from Google Patents.
US3292173A
Expired / Lapsed
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Digital decoding apparatus
Assignee: Motors Liquidation Co
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Filing: 1963-09-25
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Granted: 1966-12-13
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Expires: 1983-09-25
Abstract
No abstract record available.
Inventors
- 👤 Branton S Horton
- 👤 John D Michaels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:42
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/66; H03M1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
DIGITAL TO ANALOG CONVERSION APPARATUS COMPRISING FIRST REGISTER MEANS FOR REPEATEDLY MAKING AVAILABLE FOR COMPUTATION A DIGITAL REPRESENTATION OF A QUANTITY, SECOND REGISTER MEANS FOR PROVIDING A DIGITAL REFERENCE QUANTITY, ADDER MEANS CONNECTED TO RECEIVE THE DIGITAL REPRESENTATION AND THE REFERENCE QUANTITY AND TO ADD THE SAME, MEANS TO REPEATEDLY RECIRCULATE THE RESULT OF THE ADDITION TO THE SECOND REGISTER MEANS FOR CONSEQUENT ADDITION WITH THE DIGITAL REPRESENTATION, MEANS CONNECTED TO RECEIVE THE OUTPUT OF THHE ADDER MEANS AND TO PRODUCE A POSITIVE SIGNAL QUANTITY UPON THE OCCURRENCE OF AN OVERFLOW AND TO PRODUCE A NEGATIVE SIGNAL QUANTITY UPON THE ABSENCE OF AN OVERFLOW, AND MEANS CONNECTED TO RECEIVE AND TO AVERAGE THE POSITIVE AND NEGATIVE SIGNAL QUANTITIES OVER A PREDETERMINED CYCLE LENGTH.
Claim 2
Dependent Claim
123 words
DIGITAL TO ANALOG CONVERSION APPARATUS COMPRISING FIRST REGISTER MEANS FOR REPEATEDLY MAKING AVAILABLE FOR COMPUTATION A DIGITAL REPRESENTATION OF A QUANTITY, SECOND REGISTER MEANS FOR PROVIDING A DIGITAL REFERENCE QUANTITY, ADDER MEANS CONNECTED TO RECEIVE THE DIGITAL REPRESENTATION AND THE REFERENCE QUANTITY AND TO ADD THE SAME, MEANS TO REPEATEDLY RECIRCULATE THE RESULT OF THE ADDITION TO THE SECOND REGISTER MEANS FOR CONSEQUENT ADDITION WITH THE DIGITAL REPRESENTATION, MEANS CONNECTED TO RECEIVE THE OUTPUT OF THHE ADDER MEANS AND TO PRODUCE A POSITIVE SIGNAL QUANTITY UPON THE OCCURRENCE OF AN OVERFLOW AND TO PRODUCE A NEGATIVE SIGNAL QUANTITY UPON THE ABSENCE OF AN OVERFLOW, AND MEANS CONNECTED TO RECEIVE AND TO AVERAGE THE POSITIVE AND NEGATIVE SIGNAL QUANTITIES OVER A PREDETERMINED CYCLE LENGTH.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |