Patent US3281831A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3281831A Expired / Lapsed US ⏱️ 0.0 years remaining

Character generator apparatus including function generator employing memory matrix

Assignee: Unisys Corp
•
Filing: 1964-07-02
•
Granted: 1966-10-25
•
Expires: 1984-07-02
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

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

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag