Circuit for controlling character attributes in a word processin

Details Circuit for controlling character attributes in a word processin Circuit for controlling character attributes in a word processin

1980-08-12

1983-12-20

Trafton, David L.

Communications: electrical

Land vehicle alarms or indicators

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

340709, 340731, G09G 106

Patent

active

044220707

ABSTRACT:
An attribute control system is provided in a word processing system of the type having a keyboard for entering alpha numeric data. A display control circuit is coupled between a display, which displays a plurality of lines of alpha numeric text, and the keyboard. The display control circuit controls the information exhibited on the display. The display control circuit means includes a character attribute control circuit having a latch for latching attribute signal information entered from the keyboard. The attribute signal information remains in the latch until the attribute latch is cleared or another attribute signal is entered from the keyboard.

REFERENCES:
patent: 3336587 (1967-08-01), Brown
patent: 3786429 (1974-01-01), Goldman et al.
patent: 3868673 (1975-02-01), Mau et al.
patent: 4057849 (1977-11-01), Ying et al.
patent: 4203107 (1980-05-01), Lovercheck
patent: 4290064 (1981-09-01), Traster

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