Display control apparatus with improved attribute function

Details Display control apparatus with improved attribute function Display control apparatus with improved attribute function

1987-08-27

1989-07-18

Brigance, Gerald L.

Communications: electrical

Land vehicle alarms or indicators

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

G09G 116

Patent

active

048497487

ABSTRACT:
A display control apparatus having an improved attribute function is disclosed. The control apparatus comprises a refresh memory having a plurality of storage addresses, each storage address storing a pattern code and an attribute code, an address circuit for selecting one of the storage addresses of the refresh memory and a video signal generator for generating a video signal in accordance with the pattern code and the attribute code, and features an attribute memory for storing a control code and a control circuit for making the attribute code from the refresh memory effective or ineffective in accordance with the content of the control code.

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patent: 4504828 (1985-03-01), Couper et al.
patent: 4555700 (1985-11-01), Convis et al.
patent: 4595996 (1986-06-01), Morley et al.
patent: 4613856 (1986-09-01), Olin et al.
patent: 4646077 (1987-02-01), Culley
patent: 4679027 (1987-07-01), Higuchi

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