US3246314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analog-to-digital converter
Assignee: AT&T Inc
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Filing: 1962-01-17
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Granted: 1966-04-12
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Expires: 1982-01-17
Abstract
No abstract record available.
Inventors
- 👤 Reginald A Kaenel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:35
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
IN COMBINATION IN A SYSTEM FOR CONVERTING AN ANALOG SIGNAL INTO A DIGITAL REPRESENTATION THEREOF, A PLURALITY OF AMPLIFYING STAGES INTERCONNECTED IN A LINEAR ARRAY, MEANS FOR APPLYING THE ANALOG SIGNAL TO BE CONVERTED ONLY TO THE FIRST AND STAGE OF ARRAY, MEANS FOR BIASING EACH STAGE SUCH THAT THE EDGE EXHIBITS A VOLTAGE GAIN OF TWO IN A REGION OF LINEAR AMPLIFYING OPERATION, AND MEANS COMPRISING A VOLTAGE-CONTROLLED NEGATIVE RESISTANCE DIODE FOR CONTROLLING THE WAVEFORM OF THE OUTPUT VOLTAGE FROM EACH STAGE.
Claim 2
Dependent Claim
83 words
IN COMBINATION IN A SYSTEM FOR CONVERTING AN ANALOG SIGNAL INTO A DIGITAL REPRESENTATION THEREOF, A PLURALITY OF AMPLIFYING STAGES INTERCONNECTED IN A LINEAR ARRAY, MEANS FOR APPLYING THE ANALOG SIGNAL TO BE CONVERTED ONLY TO THE FIRST AND STAGE OF ARRAY, MEANS FOR BIASING EACH STAGE SUCH THAT THE EDGE EXHIBITS A VOLTAGE GAIN OF TWO IN A REGION OF LINEAR AMPLIFYING OPERATION, AND MEANS COMPRISING A VOLTAGE-CONTROLLED NEGATIVE RESISTANCE DIODE FOR CONTROLLING THE WAVEFORM OF THE OUTPUT VOLTAGE FROM EACH STAGE.
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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |