US3263028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switching circuit for display device
Assignee: Rockwell Collins ElectroMechanical Systems Inc
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Filing: 1962-08-06
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Granted: 1966-07-26
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Expires: 1982-08-06
Abstract
No abstract record available.
Inventors
- 👤 Leo A Shanafelt
- 👤 Quentin H Joy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:58
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
IN A DISPLAY SYSTEM INCLUDING A TRANSMISSION LINE AND LIGHT-EMITTING MEDIA DISPOSED TO BE SELECTIVELY ENERGIZED AT DIFFERENT POSITIONS RESPONSIVE TO COINCIDENCE OF A PAIR OF PULSES AT A RELATED POSITION ON THE TRANSMISSION LINE, INPUT MEANS FOR RECEIVING SIGNALS REPRESENTATIVE OF THE POSITION ON THE TRANSMISSION LINE TO BE SELECTED, SYNC MEANS FOR PROVIDING A SYNC PULSE FOR EACH SELECTION, OF A POSITION ON SAID LINE, AND CONTROL CIRCUIT MEANS INCLUDING MEANS CONNECTED TO SAID INPUT MEANS OPERATIVE TO PROVIDE AT LEAST A FIRST AND A SECOND OUTPUT PULSE TIMED TO COINCIDE AT A REPRESENTED POSITION ON THE LINE AT A PREDETERMINED PERIOD AFTER GENERATION OF SAID SYNC PULSE, SAID MEANS BEING OPERATIVE TO EFFECT COINCIDENCE AT ANY REPRESENTED POINT ON THE LINE AT THE SAME PREDETERMINED PERIOD AFTER THE SYNC FOR SAID PAIR OF PULSES.
Claim 2
Dependent Claim
137 words
IN A DISPLAY SYSTEM INCLUDING A TRANSMISSION LINE AND LIGHT-EMITTING MEDIA DISPOSED TO BE SELECTIVELY ENERGIZED AT DIFFERENT POSITIONS RESPONSIVE TO COINCIDENCE OF A PAIR OF PULSES AT A RELATED POSITION ON THE TRANSMISSION LINE, INPUT MEANS FOR RECEIVING SIGNALS REPRESENTATIVE OF THE POSITION ON THE TRANSMISSION LINE TO BE SELECTED, SYNC MEANS FOR PROVIDING A SYNC PULSE FOR EACH SELECTION, OF A POSITION ON SAID LINE, AND CONTROL CIRCUIT MEANS INCLUDING MEANS CONNECTED TO SAID INPUT MEANS OPERATIVE TO PROVIDE AT LEAST A FIRST AND A SECOND OUTPUT PULSE TIMED TO COINCIDE AT A REPRESENTED POSITION ON THE LINE AT A PREDETERMINED PERIOD AFTER GENERATION OF SAID SYNC PULSE, SAID MEANS BEING OPERATIVE TO EFFECT COINCIDENCE AT ANY REPRESENTED POINT ON THE LINE AT THE SAME PREDETERMINED PERIOD AFTER THE SYNC FOR SAID PAIR OF PULSES.
References Cited (Backward Citations)
US2955231A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |