Flat panel display control apparatus

Details Flat panel display control apparatus Flat panel display control apparatus

1989-01-18

1990-05-01

Brigance, Gerald

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340789, G09G 106

Patent

active

049222376

ABSTRACT:
There is provided a flat panel display control device which has the compatibility with CRT display and the function of displaying each character with plurality of dots. A flat panel display apparatus incorporating a video memory (3) for storing the character code and the attribute code data, a character generator (6) for generating a character font data correspondent to the said character code, an attribute register (11) for connecting to the said video memory and for latching the said attribute code, and an attribute control means for modifying the attribute code supplied through the said attribute register according to the necessity and for attribute-processing the character font data generated by the said character generator according to the modified data.

REFERENCES:
patent: 3911418 (1975-10-01), Takeda
patent: 4191956 (1980-03-01), Groothuis
patent: 4549172 (1985-10-01), Welk
patent: 4559614 (1985-12-01), Peek et al.
patent: 4562450 (1985-12-01), Ellis, Jr. et al.
patent: 4563677 (1986-01-01), Seiler
patent: 4566004 (1986-01-01), Emerson
patent: 4566005 (1986-01-01), Apperley et al.
patent: 4581612 (1986-04-01), Jones
patent: 4642628 (1987-02-01), Murata
patent: 4661808 (1987-04-01), Rector et al.

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