US3298017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-linear decoder
Assignee: International Standard Electric Corp
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Filing: 1964-01-29
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Granted: 1967-01-10
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Expires: 1984-01-29
Abstract
No abstract record available.
Inventors
- 👤 Avignon Michel Louis
- 👤 Maout Alain Yves Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:12
CPC Classifications
H; H04; H04B; H04B14/00; H04B14/02; H04B14/04; H04B14/046; H04B14/048; H03; H03M; H03M1/00; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
238 words
A NONLINEAR DECODER, HAVING A NONLINEAR CHARACTERISTIC INCLUDING A PLURALITY OF STRAIGHT LINE SEGMENTS EACH HAVING A DIFFERENT SLOPE, FOR N DIGIT CODE GROUPS COMPRISING N BISTABLE MEANS TO STORE THE N DIGITS OF A CODE GROUP; DECODER MEANS COUPLED TO SELECTED ONES OF SAID BISTABLE MEANS TO PRODUCE A FIRST PLURALITY OF CONTROL SIGNALS; A FIRST PLURALITY OF CURRENT GENERATORS COUPLED TO SAID DECODER MEANS AND ONE OF SAID SELECTED ONES OF SAID BISTABLE MEANS RESPONSIVE TO THE CONDITION OF SELECTED ONES OF SAID FIRST CONTROL SIGNALS AND THE CONDITION OF THE DIGIT STORED IN SAID ONE OF SAID SELECTED ONES OF SAID BISTABLE MEANS TO ACTIVATE THE GENERATION OF CURRENT BY SAID FIRST GENERATORS; LOGICAL SWITCHING MEANS COUPLED TO THE REMAINDER OF SAID BISTABLE MEANS AND SAID DECODER MEANS RESPONSIVE TO THE CONDITION OF THE DIGITS STORED IN SAID REMAINDER OF SAID BISTABLE MEANS AND THE CONDITION OF THE REMAINDER OF SAID FIRST CONTROL SIGNALS TO PRODUCE A SECOND PLURALITY OF CONTROL SIGNALS; A SECOND PLURALITY OF CURRENT GENERATORS COUPLED TO SAID SWITCHING MEANS RESPONSIVE TO SAID SECOND CONTROL SIGNALS TO ACTIVATE THE GENERATION OF CURRENT THEREBY; AND SUMMING MEANS COUPLED TO SAID FIRST AND SECOND PLURALITY OF CURRENT GENERATORS TO ADD THE AMPLITUDES OF THE OUTPUT OF THE ACTIVATED ONES OF SAID FIRST AND SECOND CURRENT GENERATORS TO PRODUCE AN ANALOG VOLTAGE REPRESENTING THE DECODED VALUE OF THE CODE GROUP STORED IN SAID BISTABLE MEANS.
Claim 2
Dependent Claim
238 words
A NONLINEAR DECODER, HAVING A NONLINEAR CHARACTERISTIC INCLUDING A PLURALITY OF STRAIGHT LINE SEGMENTS EACH HAVING A DIFFERENT SLOPE, FOR N DIGIT CODE GROUPS COMPRISING N BISTABLE MEANS TO STORE THE N DIGITS OF A CODE GROUP; DECODER MEANS COUPLED TO SELECTED ONES OF SAID BISTABLE MEANS TO PRODUCE A FIRST PLURALITY OF CONTROL SIGNALS; A FIRST PLURALITY OF CURRENT GENERATORS COUPLED TO SAID DECODER MEANS AND ONE OF SAID SELECTED ONES OF SAID BISTABLE MEANS RESPONSIVE TO THE CONDITION OF SELECTED ONES OF SAID FIRST CONTROL SIGNALS AND THE CONDITION OF THE DIGIT STORED IN SAID ONE OF SAID SELECTED ONES OF SAID BISTABLE MEANS TO ACTIVATE THE GENERATION OF CURRENT BY SAID FIRST GENERATORS; LOGICAL SWITCHING MEANS COUPLED TO THE REMAINDER OF SAID BISTABLE MEANS AND SAID DECODER MEANS RESPONSIVE TO THE CONDITION OF THE DIGITS STORED IN SAID REMAINDER OF SAID BISTABLE MEANS AND THE CONDITION OF THE REMAINDER OF SAID FIRST CONTROL SIGNALS TO PRODUCE A SECOND PLURALITY OF CONTROL SIGNALS; A SECOND PLURALITY OF CURRENT GENERATORS COUPLED TO SAID SWITCHING MEANS RESPONSIVE TO SAID SECOND CONTROL SIGNALS TO ACTIVATE THE GENERATION OF CURRENT THEREBY; AND SUMMING MEANS COUPLED TO SAID FIRST AND SECOND PLURALITY OF CURRENT GENERATORS TO ADD THE AMPLITUDES OF THE OUTPUT OF THE ACTIVATED ONES OF SAID FIRST AND SECOND CURRENT GENERATORS TO PRODUCE AN ANALOG VOLTAGE REPRESENTING THE DECODED VALUE OF THE CODE GROUP STORED IN SAID BISTABLE MEANS.
References Cited (Backward Citations)
US3184734A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |