Patent US3281831A successfully refreshed from Google Patents.
US3281831A
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Character generator apparatus including function generator employing memory matrix
Assignee: Unisys Corp
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Filing: 1964-07-02
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Granted: 1966-10-25
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Expires: 1984-07-02
Abstract
No abstract record available.
Inventors
- 👤 Yanishevsky Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:04
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/02; G06F1/03
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
166 words
IN CHARACTER GENERATION APPARATUS INCLUDING DISPLAY MEANS FOR THE LINE-BY-LINE GENERATION AND DISPLAY OF CHARACTERS OR SYMBOLS, A FUNCITON GENERATOR COMPRISING A PLURALITY OF CONDUCTORS; DISTRUBUTOR MEANS HAVING A PLURALITY OF OUTPUT TERMINALS EACH ELECTRICALLY CONNECTED TO A DIFFERENT ONE OF SAID PLURALITY OF CONDUCTORS FOR ENERGIZING SAID CONDUCTORS SUCCESSIVELY; A MEMORY MATRIX HAVING CONNECTED TO EACH OF SAID PLURALITY OF CONDUCTORS A FIRST SET OF GATES CORRESPONDING TO AT LEAST ONE POINT OF JORIGIN FOR CHARACTER OR SYMBOL COMPONENT LINES IN A CHARACTER MATRIX AND A SECOND SET OF GATES CORRESPONDING TO A PLURALITY OF DIFFERENT COMPONENT LINE LENGTHS, EACH OF SAID GATES HAVING AN OUTPUT TERMINAL CONNECTED TO SAID DISPLAY MEANS AND A CONTROL TERMINAL; AND SELECTION SIGNAL RECEIVING AND DECODING MEANS ELECTRICALLY CONNECTED TO SAID GATE CONTROL TERMINALS FOR CAUSING SELECTED ONES OF SAID GATES TO CONDUCT IN RESPONSE TO SELECTION SIGNALS, WHEREBY TIME-SEQUENCED SETS OF CHARACTER OR SYMBOL LINE DESCRIBING SIGNALS MAY BE PROVIDED ON SELECTED ONES OF SAID GATE OUTPUT TERMINALS.
References Cited (Backward Citations)
US2627039A
Cited
US3140473A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |