US3654444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adaptive controller
Assignee: GSE Inc
•
Filing: 1969-12-04
•
Granted: 1972-04-04
•
Expires: 1989-12-04
Abstract
Abstract Adaptive control circuit including an input portion for deriving a discontinuous error signal representing the difference between a monitored value and a set point, means for transferring a portion of the error from one of two isolated terminal points to the other, and a multiplier for restoring the transferred signal to the untransferred level.
Inventors
- 👤 Ismail Macit Gurol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:55
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/14; G05; G05B; G05B13/00; G05B13/02; G05B13/0205; G06G7/25; G11; G11C; G11C27/00; G11C27/02; G11C27/024; G11C27/026
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
157 words
An adaptive controller circuit for discontinuous input response comprising: first and second electrically isolated terminal points, input means for applying a control signal quantity to the first of said electrically isolated terminal points, first rEactive signal storing means, switch means for intermittently connecting the first signal storing means to receive the control signal quantity through the first terminal point whereby at least a portion of the control signal quantity is stored in the first signal storing means, second reactive signal storing means connected to the second of said terminal points, said switch means being operable to intermittently connect the first signal storing means to the second signal storing means through the second terminal point thereby to effectively transfer at least a portion of the control signal quantity to the second signal storing means, an output, and restoring means connected between said second terminal point and the output for restoring the transferred portion to the untransferred signal level.
Claim 2
Dependent Claim
157 words
An adaptive controller circuit for discontinuous input response comprising: first and second electrically isolated terminal points, input means for applying a control signal quantity to the first of said electrically isolated terminal points, first rEactive signal storing means, switch means for intermittently connecting the first signal storing means to receive the control signal quantity through the first terminal point whereby at least a portion of the control signal quantity is stored in the first signal storing means, second reactive signal storing means connected to the second of said terminal points, said switch means being operable to intermittently connect the first signal storing means to the second signal storing means through the second terminal point thereby to effectively transfer at least a portion of the control signal quantity to the second signal storing means, an output, and restoring means connected between said second terminal point and the output for restoring the transferred portion to the untransferred signal level.
Claim 3
Dependent Claim
62 words
A circuit as defined in claim 1 wherein the input means comprises means for receiving a first signal related to the value of monitored quantity of a cyclical character, means for receiving a second signal related to a desired control value, and comparator means for deriving the control signal quantity as a function of the difference between the first and second signals.
Claim 4
Dependent Claim
43 words
A circuit as defined in claim 2 wherein the input means further includes potentiometer means connected between the comparator means and the first terminal point for selectively varying the fraction of the control signal quantity applied to the first reactive signal storage means.
Claim 5
Dependent Claim
19 words
A circuit as defined in claim 1 wherein the storing means is an amplifier having a predetermined gain factor.
Claim 6
Dependent Claim
27 words
A circuit as defined in claim 1 wherein the first signal storing means comprises a first capacitor, and the second signal storing means comprises a second capacitor.
Claim 7
Dependent Claim
25 words
A circuit as defined in claim 5 including initializing means for selectively applying a charge of selected magnitude to the first reactive signal storing means.
Claim 8
Dependent Claim
35 words
A circuit as defined in claim 2 including means for combining a predetermined portion of the signal on said output with the difference between the first and second signals to constitute the control signal quantity.
Claim 9
Dependent Claim
30 words
A circuit as defined in claim 2 wherein the input means includes a peak storing amplifier connected to receive the monitored quantity and responsive thereto for deriving the first signal.
Claim 10
Dependent Claim
20 words
A circuit as defined in claim 4 including a high impedance stage coupling the storage means to the amplifier means.
Claim 11
Dependent Claim
21 words
A circuit as defined in claim 5 wherein the restoring means comprises an amplifier having a gain factor of approximately 2.
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) | 1975-04-04 | 1975-10-04 | 1976-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-04 | 1979-10-04 | 1980-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-04 | 1983-10-04 | 1984-04-04 | $7700.00 | Window Closed / Lapsed |