US3280319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic multiplier
Assignee: Individual
•
Filing: 1963-02-13
•
Granted: 1966-10-18
•
Expires: 1983-02-13
Abstract
No abstract record available.
Inventors
- 👤 Nathan Amos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:28
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/16; G06G7/164
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
AN ELECTRONIC ANALOG MULTIPLIER FOR PRODUCING AN OUTPUT SIGNAL HAVING A MAGNITUDE SUBSTANTIALLY PROPORTIONAL TO THE PRODUCT OF THE MAGNITUDES OF FIRST AND SECOND INPUT SIGNALS, COMPRISING A PLURALITY OF FIRST MEANS FOR RECEIVING SAID FIRST AND SECOND INPUT SIGNALS, SECOND MEANS RESPONSIVE TO SAID INPUT SIGNALS FOR GENERATING THEREFROM A PLURALITY OF THIRD SIGNALS SUBSTANTIALLY EQUAL TO RESPECTIVE ONES OF A PLURALITY OF LINEAR FUNCTIONS OF THE SUM OF SAID INPUT SIGNALS AND THE SQUARE OF THEIR DIFFERENCE; A PLURALITY OF THIRD MEANS RESPONSIVE TO RESPECTIVE ONES OF SAID THIRD SIGNALS AND HAVING A COMMON OUTPUT CONNECTION, FOR PRODUCING THEREAT A FOURTH SIGNAL SUBSTANTIALLY EQUAL TO A LINEAR FUNCTION OF SAID SQUARE SIGNAL AND THE SQUARE OF THE SUM OF SAID INPUT SIGNALS, SAID FOURTH SIGNAL BEING SAID OUTPUT SIGNAL; WHEREIN SAID THIRD MEANS COMPRISE UNILATERALLY CONDUCTIVE MEANS, FOURTH MEANS CONNECTED TO SAID COMMON CONNECTION FOR SUPPLYING A CURRENT TO AT LEAST ONE OF SAID CONDUCTIVE MEANS AT ANY GIVEN INSTANT.
Claim 2
Dependent Claim
162 words
AN ELECTRONIC ANALOG MULTIPLIER FOR PRODUCING AN OUTPUT SIGNAL HAVING A MAGNITUDE SUBSTANTIALLY PROPORTIONAL TO THE PRODUCT OF THE MAGNITUDES OF FIRST AND SECOND INPUT SIGNALS, COMPRISING A PLURALITY OF FIRST MEANS FOR RECEIVING SAID FIRST AND SECOND INPUT SIGNALS, SECOND MEANS RESPONSIVE TO SAID INPUT SIGNALS FOR GENERATING THEREFROM A PLURALITY OF THIRD SIGNALS SUBSTANTIALLY EQUAL TO RESPECTIVE ONES OF A PLURALITY OF LINEAR FUNCTIONS OF THE SUM OF SAID INPUT SIGNALS AND THE SQUARE OF THEIR DIFFERENCE; A PLURALITY OF THIRD MEANS RESPONSIVE TO RESPECTIVE ONES OF SAID THIRD SIGNALS AND HAVING A COMMON OUTPUT CONNECTION, FOR PRODUCING THEREAT A FOURTH SIGNAL SUBSTANTIALLY EQUAL TO A LINEAR FUNCTION OF SAID SQUARE SIGNAL AND THE SQUARE OF THE SUM OF SAID INPUT SIGNALS, SAID FOURTH SIGNAL BEING SAID OUTPUT SIGNAL; WHEREIN SAID THIRD MEANS COMPRISE UNILATERALLY CONDUCTIVE MEANS, FOURTH MEANS CONNECTED TO SAID COMMON CONNECTION FOR SUPPLYING A CURRENT TO AT LEAST ONE OF SAID CONDUCTIVE MEANS AT ANY GIVEN INSTANT.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |