Method for the composition of texts in Arabic letters and compos

Details Method for the composition of texts in Arabic letters and compos Method for the composition of texts in Arabic letters and compos

1983-12-12

1985-07-09

Wright, Jr., Ernest T.

Typewriting machines

Foreign language or braille typewriter

Including semitic language

178 30, B41J 500

Patent

active

045279195

ABSTRACT:
The invention relates to a composition device for texts in Arabic letters which comprises a keyboard having several keys each corresponding to only one basic letter in all of its shapes, and an electronic device having a memory retaining the codes corresponding to all the shapes of each of the basic letters. A working memory retains the characteristics of the keys depressed immediately before and after the considered key, and a logic determines according to the characteristics memorized in the working memory, the code corresponding to the appropriate shape of the basic letter.

REFERENCES:
patent: 2940575 (1960-06-01), Khalil
patent: 3513968 (1970-05-01), Hanson
patent: 3938099 (1976-02-01), Hyder
patent: 3998310 (1976-12-01), Chaudhry
patent: 4137425 (1979-01-01), Ferroglio et al.
patent: 4145570 (1979-03-01), Diab
patent: 4150902 (1979-04-01), Brescia
"Motorola Semiconductors, MEK6800D2", published by Motorola, Inc., 1976, 2 pages.
Manual, "M6800 Microcomputer System Design Data", published by Motorola, Inc., 1976, pp. 1-165.
IBM Technical Disclosure Bulletin, vol. 17, No. 8, Jan. 1975, A. Arellano and H. Marcar, "Word Generation System for Typist".
M. Hashimoto, "ABC of Information Retrieval", pp. 92-96, Oct. 20, 1971, Nihon Hoso Kyokai Publication, Ltd.
"Computer Composition", pp. 69 to 71, Oct. 1982, Publishing Dept. of Printing Society.

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