Alphanumeric display means for computer-linked typewriter consol

Details Alphanumeric display means for computer-linked typewriter consol Alphanumeric display means for computer-linked typewriter consol

1973-11-05

1976-01-20

Curtis, Marshall M.

Communications: electrical

Systems

Portable self-contained

340365R, 340380, G06F 314

Patent

active

039342468

ABSTRACT:
The present invention relates to an alphanumeric display unit means for improving the identification quantities at selected key buttons of a computer-linked typewriter console through usage of light-emitting indentification indicia attached adjacent to or at the selected key buttons. Each light-emitting display is in matrix format consisting of a set of fiber optic members arranged in orthogonal rows and columns. Encoding is via cooperative drum means including a plurality of rotatable light-emitting diodes (LED's) columnarly aligned at the interior of the drum means for generating a series of light signals for transmission along each set of fiber optic members.

REFERENCES:
patent: 3187321 (1965-06-01), Kameny
patent: 3644922 (1972-02-01), James et al.
patent: 3670322 (1972-06-01), Mallebrein
patent: 3786499 (1974-01-01), Jankowski et al.

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