US3175208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode ray tube symbol generator having forward and reverse wound cores
Assignee: Laboratory For Electronics Inc
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Filing: 1960-04-29
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Granted: 1965-03-23
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Expires: 1980-04-29
Abstract
No abstract record available.
Inventors
- 👤 Elmer C Simmons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:54
CPC Classifications
G; G11; G11C; G11C17/00; G11C17/02; G09; G09G; G09G1/00; G09G1/06; G09G1/14; G09G1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
APPARATUS FOR GENERATING AN ELECTRICAL SIGNAL CHARACTERISTIC OF A PREDETERMINED SYMBOL COMPRISING, A MATRIX CONSTITUTED BY AN ARRAY OF BISTABLE MAGNETIC CORES ALIGNED IN ROWS AND COLUMNS, MEANS FOR FIRST SETTING THE FLUX STATE OF ALL THE MAGNETIC CORES AND THEN SEQUENTIALLY ALTERING THE FLUX STATE OF EACH OF THE MAGNETIC CORES, AND A SINGLE OUTPUT WINDING MAGNETICALLY LINKED WITH THOSE CORES IN SAID MATRIX HAVING POSITIONS CORRESPONDING TO DOTS ON SAID SYMBOL TO PROVIDE OUTPUT SIGNALS OF ONE POLARITY, SAID OUTPUT WINDING BEING MAGNETICALLY LINKED WITH OTHER CORES OF SAID MATRIX TO PROVIDE OUTPUT SIGNALS OF OPPOSITE POLARITY.
Claim 2
Dependent Claim
99 words
APPARATUS FOR GENERATING AN ELECTRICAL SIGNAL CHARACTERISTIC OF A PREDETERMINED SYMBOL COMPRISING, A MATRIX CONSTITUTED BY AN ARRAY OF BISTABLE MAGNETIC CORES ALIGNED IN ROWS AND COLUMNS, MEANS FOR FIRST SETTING THE FLUX STATE OF ALL THE MAGNETIC CORES AND THEN SEQUENTIALLY ALTERING THE FLUX STATE OF EACH OF THE MAGNETIC CORES, AND A SINGLE OUTPUT WINDING MAGNETICALLY LINKED WITH THOSE CORES IN SAID MATRIX HAVING POSITIONS CORRESPONDING TO DOTS ON SAID SYMBOL TO PROVIDE OUTPUT SIGNALS OF ONE POLARITY, SAID OUTPUT WINDING BEING MAGNETICALLY LINKED WITH OTHER CORES OF SAID MATRIX TO PROVIDE OUTPUT SIGNALS OF OPPOSITE POLARITY.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |