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US4868779A Expired / Lapsed US ⏱️ 0.0 years remaining

Device having both standard and supplementary character correspondence tables for generating character codes

Assignee: Fujifilm Business Innovation Corp
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Filing: 1987-08-27
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Granted: 1989-09-19
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Expires: 2007-08-27
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Abstract

Abstract A character code generating device includes a standard character code correspondence table for storing the character codes each corresponding to individual key-inputs from a key board, a searching device for the for said standard character code correspondence table to generate the character codes corresponding to the key-inputs, a supplementary character code correspondence table and a judging device. The supplementary character code correspondence table serves to store the character codes different from those in the standard character code correspondence table with respect to the specified key-inputs from the key board. The judging device determines whether the search of the supplementary character code correspondence table is required or not. Upon a determination relative to the search of the supplementary character code correspondence table by the judging devices, the searching devices operates to preferentially search the supplementary character code correspondence table prior to the standard character code correspondence table.

Inventors

  • 👤 Tetsuo Seto

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 22:35
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/01; G06F3/02; G06F3/023

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 204 words
A character code generating device comprising: a standard character code correspondence table for storing character codes each corresponding to each key-input from a key board; searching means, connected to said standard character code correspondence table and said key board, for searching said standard character code correspondence table for generating said character codes each corresponding to said key-input; a supplementary character code correspondence table for storing character codes which are different from said character codes in said standard character code correspondence table with respect to said specified key-input from said key board; a mode selecting means, connected to said searching means and said supplementary character code correspondence table, for automatically indicating whether or not said standard supplementary character code correspondence table is to be selected based upon an input editing format signal; and judging means, connected to said mode selecting means and searching means, for determining whether a search of said supplementary character code correspondence table is needed or not based upon an indication from said mode selecting means, said searching means first searching said supplementary character code correspondence table prior to searching said standard character code correspondence table when said judging means determines that said supplementary character code correspondence table is to be searched.
Claim 2
Dependent Claim 204 words
A character code generating device comprising: a standard character code correspondence table for storing character codes each corresponding to each key-input from a key board; searching means, connected to said standard character code correspondence table and said key board, for searching said standard character code correspondence table for generating said character codes each corresponding to said key-input; a supplementary character code correspondence table for storing character codes which are different from said character codes in said standard character code correspondence table with respect to said specified key-input from said key board; a mode selecting means, connected to said searching means and said supplementary character code correspondence table, for automatically indicating whether or not said standard supplementary character code correspondence table is to be selected based upon an input editing format signal; and judging means, connected to said mode selecting means and searching means, for determining whether a search of said supplementary character code correspondence table is needed or not based upon an indication from said mode selecting means, said searching means first searching said supplementary character code correspondence table prior to searching said standard character code correspondence table when said judging means determines that said supplementary character code correspondence table is to be searched.
Claim 3
Dependent Claim 34 words
A character code generating device as set forth in claim 1, wherein a plurality of said standard character code correspondence tables are provided and one of said tables is selected by a change-over means.
Claim 4
Dependent Claim 41 words
A character code generating device as set forth in claim 1, wherein a plurality of said supplementary character code correspondence tables are provided to be independently selectable by said judging means for use with said one standard character code correspondence table.
Claim 5
Dependent Claim 28 words
A character code generating device according to claim 1, wherein said mode selecting means has a manually selected mode for manually selecting said supplementary character code correspondence table.

References Cited (Backward Citations)

JPS49131737A Cited
US3996584A Cited
US4122533A Cited
GB2072388A Cited
GB2106677A Cited
EP0075673A1 Cited
US4604712A Cited
US4670841A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1992-09-18 1993-03-20 1993-09-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1996-09-18 1997-03-20 1997-09-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2000-09-18 2001-03-20 2001-09-19 $7700.00 Window Closed / Lapsed

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