US3089093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit for producing output signal as a function of plural, varied-sloped inputs
Assignee: GE Healthcare UK Ltd
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Filing: 1958-10-17
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Granted: 1963-05-07
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Expires: 1978-10-17
Abstract
No abstract record available.
Inventors
- 👤 Rochester John Charles Oliver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:56
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/26; G06G7/28; H; H04; H04N; H04N5/00; H04N5/14; H04N5/20; H04N5/202
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
AN ELECTRIC VOLTAGE-MODIFYING NETWORK HAVING AN INPUT FOR THE APPLICATION OF AN INPUT VOLTAGE, AN OUTPUT FROM WHICH AN OUTPUT VOLTAGE MAY BE OBTAINED, MEANS FOR DERIVING FROM THE INPUT VOLTAGE TWO PRIMARY OUTPUT VOLTAGES WHICH REPRESENT FUNCTIONS OF THE INPUT VOLTAGE CORRESPONDING RESPECTIVELY TO TWO DIFFERENT GRADIENTS, MEANS FOR ADDING TO ONE OF THESE PRIMARY OUTPUT VOLTAGES A BIAS VOLTAGE FOR MAKING THE TWO VOLTAGES EQUAL AT A PREDETERMINED VALUE OF THE INPUT VOLTAGE, AND A POTENTIAL-DIFFERENCE SENSITIVE DISCRIMATING GATE HAVING TWO INPUT TERMINALS AND AN OUTPUT TERMINAL AND OPERATIVE TO CONNECT THE OUTPUT TERMINAL TO ONE OR THE OTHER INPUT TERMINAL ACCORDING TO THE SIGN OF THE DIFFERENCE BETWEEN THE POTENTIALS AT THE TWO INPUT TERMINALS, AND CONNECTING MEANS APPLYING THE TWO PRIMARY OUTPUT VOLTAGES RESPECTIVELY TO THE SAID INPUT TERMINALS.
Claim 2
Dependent Claim
133 words
AN ELECTRIC VOLTAGE-MODIFYING NETWORK HAVING AN INPUT FOR THE APPLICATION OF AN INPUT VOLTAGE, AN OUTPUT FROM WHICH AN OUTPUT VOLTAGE MAY BE OBTAINED, MEANS FOR DERIVING FROM THE INPUT VOLTAGE TWO PRIMARY OUTPUT VOLTAGES WHICH REPRESENT FUNCTIONS OF THE INPUT VOLTAGE CORRESPONDING RESPECTIVELY TO TWO DIFFERENT GRADIENTS, MEANS FOR ADDING TO ONE OF THESE PRIMARY OUTPUT VOLTAGES A BIAS VOLTAGE FOR MAKING THE TWO VOLTAGES EQUAL AT A PREDETERMINED VALUE OF THE INPUT VOLTAGE, AND A POTENTIAL-DIFFERENCE SENSITIVE DISCRIMATING GATE HAVING TWO INPUT TERMINALS AND AN OUTPUT TERMINAL AND OPERATIVE TO CONNECT THE OUTPUT TERMINAL TO ONE OR THE OTHER INPUT TERMINAL ACCORDING TO THE SIGN OF THE DIFFERENCE BETWEEN THE POTENTIALS AT THE TWO INPUT TERMINALS, AND CONNECTING MEANS APPLYING THE TWO PRIMARY OUTPUT VOLTAGES RESPECTIVELY TO THE SAID INPUT TERMINALS.
References Cited (Backward Citations)
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Cited
US2831107A
Cited
US2692333A
Cited
GB715344A
Cited
US2978645A
Cited
US2843837A
Cited
US2939082A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |