US3134017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Computing apparatus
Assignee: Standard Oil Co
•
Filing: 1961-10-05
•
Granted: 1964-05-19
•
Expires: 1981-10-05
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Burhans
- 👤 Jr Warren Jackson
- 👤 Phillip J Stevko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:36
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
IN AN ANALOG COMPUTER ADAPTED TO AUTOMATICALLY CONVERGE TO AN OPTIMAL SOLUTION FOR A PROBLEM HAVING A NUMBER OF VARIABLES AND A LESSER NUMBER OF RESTRICTIONS, AND WHEREIN A TRANSPOSE MATRIX OF POTENTIOMETERS RESPONDS TO SIGNALS FROM AN EQUATION MATRIX OF POTENTIOMETERS TO DEVELOP AT LEAST ONE AGGREGATE ERROR SIGNAL CORRESPONDING TO ONE OF THE VARIABLES OF THE PROBLEM, THE IMPROVEMENT COMPRISING, MEANS TO INTEGRATE SAID AGGREGATE ERROR SIGNAL AS A FUNCTION OF ANALOG TIME TO PROVIDE AN ELECTRICAL OUTPUT WHICH IS AN ANALOG SIGNAL SIMULATING SAID VARIABLE AND WHICH IS SUPPLIED FROM SAID INTEGRATOR MEANS AS AN INPUT TO SAID EQUATION MATRIX AND ADJUSTABLE SIGNAL LIMITING MEANS ADAPTED TO COOPERATE WITH SAID INTEGRATOR MEANS TO LIMIT THE VARIATION IN VALUE OF SAID ANALOG SIGNAL TO A RANGE OF VARIATIONS EXTENDING TO ONE SIDE OF A PRE-SELECTED LIMIT VALUE DETERMINED BY ADJUSTMENT OF SAID LIMITING MEANS.
Claim 2
Dependent Claim
146 words
IN AN ANALOG COMPUTER ADAPTED TO AUTOMATICALLY CONVERGE TO AN OPTIMAL SOLUTION FOR A PROBLEM HAVING A NUMBER OF VARIABLES AND A LESSER NUMBER OF RESTRICTIONS, AND WHEREIN A TRANSPOSE MATRIX OF POTENTIOMETERS RESPONDS TO SIGNALS FROM AN EQUATION MATRIX OF POTENTIOMETERS TO DEVELOP AT LEAST ONE AGGREGATE ERROR SIGNAL CORRESPONDING TO ONE OF THE VARIABLES OF THE PROBLEM, THE IMPROVEMENT COMPRISING, MEANS TO INTEGRATE SAID AGGREGATE ERROR SIGNAL AS A FUNCTION OF ANALOG TIME TO PROVIDE AN ELECTRICAL OUTPUT WHICH IS AN ANALOG SIGNAL SIMULATING SAID VARIABLE AND WHICH IS SUPPLIED FROM SAID INTEGRATOR MEANS AS AN INPUT TO SAID EQUATION MATRIX AND ADJUSTABLE SIGNAL LIMITING MEANS ADAPTED TO COOPERATE WITH SAID INTEGRATOR MEANS TO LIMIT THE VARIATION IN VALUE OF SAID ANALOG SIGNAL TO A RANGE OF VARIATIONS EXTENDING TO ONE SIDE OF A PRE-SELECTED LIMIT VALUE DETERMINED BY ADJUSTMENT OF SAID LIMITING MEANS.
References Cited (Backward Citations)
US2742227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |