Input-output-color-screen system

Details Input-output-color-screen system Input-output-color-screen system

1975-10-21

1978-03-14

Springborn, Harvey E.

Boots, shoes, and leggings

G06F 314

Patent

active

040794504

ABSTRACT:
An input-output-color-screen system is provided having a color display scn device and a microcomputer having an associated working memory which is used as a screen refreshing memory, and a minidisc storage device for storing information signals. A virtual key board including symbols is provided on a section of the screen, and a light pen with associated control means is used to manually select desired symbols for display.

REFERENCES:
patent: 3418459 (1968-12-01), Purdey et al.
patent: 3534396 (1970-10-01), Hart et al.
patent: 3653001 (1972-03-01), Ninke et al.
patent: 3697678 (1972-10-01), Balleson
patent: 3786479 (1974-01-01), Brown et al.
patent: 3800288 (1974-03-01), Russell et al.
patent: 3811113 (1974-05-01), Saito et al.
patent: 3895357 (1975-07-01), Schwartz et al.

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