Alphanumeric display panel

Details Alphanumeric display panel Alphanumeric display panel

G - Physics

09

G

375/13

G09G 3/00 (2006.01) G09G 3/14 (2006.01)

Patent

CA 1238126

ABSTRACT OF THE DISCLOSURE The invention relates to a display panel for displaying alphanumeric texts comprising arrays of lumi- nous display elements for displaying respective selected alphanumeric characters, the arrays being controlled by control devices including respective shift registers com- prising at least as many shift elements as there are dis- play elements in an array, a latch register and drive circuits driving respective display elements. An object of the invention is to provide a reliable display panel of reduced size and cost. In accordance with the inven- tion, neighbouring arrays of a given line or column are assembled in pairs on common printed circuit boards with a common control device for each pair, and one in two multiplexing means for connecting the control device al- ternately with the two arrays of the pair.

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