US3090041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Character generation and display
Assignee: Link Aviation Inc
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Filing: 1959-11-02
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Granted: 1963-05-14
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Expires: 1979-11-02
Abstract
No abstract record available.
Inventors
- 👤 Harold R Dell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:53
CPC Classifications
G; G09; G09G; G09G1/00; G09G1/06; G09G1/08; G09G1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN A DISPLAY DEVICE INCLUDING A CATHODE RAY TUBE HAVING A DEFLECTION MEANS, APPARATUS FOR GENERATING SIGNALS TO DEFLECT AN ELECTRON BEAM TO SELECTED DOT POSITIONS FOR FORMING A DISPLAY OF CHARACTER, SAID APPARATUS COMPRISING A PAIR OF POTENTIAL DIVIDING RESISTIVE NETWORKS EACH COUPLED BETWEEN A FIRST REFERENCE POTENTIAL AND A SECOND REFERENCE POTENTIAL AND EACH HAVING A SERIES CONNECTION POINT, EACH OF THE POTENTIAL DIVIDING NETWORKS INCLUDING A FIRST RESISTOR COUPLED BETWEEN THE FIRST REFERENCE POTENTIAL AND THE SERIES CONNECTION POINT, EACH OF THE POTENTIAL DIVIDING NETWORKS FURTHER INCLUDING A PLURALITY OF RATIO RESISTORS, A SEQUENCING SWITCHING MEANS FOR COUPLING THE RATIO RESISTORS IN SEQUENCE BETWEEN THE SECOND REFERENCE POTENTIAL AND THE SERIES CONNECTION POINT, AND ANOTHER SWITCHING MEANS FOR DIRECTLY COUPLING THE SIGNALS FROM THE SERIES CONNECTION POINTS OF BOTH POTENTIAL DIVIDING NETWORKS TO THE CATHODE RAY TUBE DEFLECTION MEANS.
Claim 2
Dependent Claim
142 words
IN A DISPLAY DEVICE INCLUDING A CATHODE RAY TUBE HAVING A DEFLECTION MEANS, APPARATUS FOR GENERATING SIGNALS TO DEFLECT AN ELECTRON BEAM TO SELECTED DOT POSITIONS FOR FORMING A DISPLAY OF CHARACTER, SAID APPARATUS COMPRISING A PAIR OF POTENTIAL DIVIDING RESISTIVE NETWORKS EACH COUPLED BETWEEN A FIRST REFERENCE POTENTIAL AND A SECOND REFERENCE POTENTIAL AND EACH HAVING A SERIES CONNECTION POINT, EACH OF THE POTENTIAL DIVIDING NETWORKS INCLUDING A FIRST RESISTOR COUPLED BETWEEN THE FIRST REFERENCE POTENTIAL AND THE SERIES CONNECTION POINT, EACH OF THE POTENTIAL DIVIDING NETWORKS FURTHER INCLUDING A PLURALITY OF RATIO RESISTORS, A SEQUENCING SWITCHING MEANS FOR COUPLING THE RATIO RESISTORS IN SEQUENCE BETWEEN THE SECOND REFERENCE POTENTIAL AND THE SERIES CONNECTION POINT, AND ANOTHER SWITCHING MEANS FOR DIRECTLY COUPLING THE SIGNALS FROM THE SERIES CONNECTION POINTS OF BOTH POTENTIAL DIVIDING NETWORKS TO THE CATHODE RAY TUBE DEFLECTION MEANS.
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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |