Abuttable light-emitting device modules for graphic display...

Details Abuttable light-emitting device modules for graphic display... Abuttable light-emitting device modules for graphic display...

G - Physics

09

F

375/40, 345/9

G09F 9/00 (2006.01) H01L 25/075 (2006.01)

Patent

CA 1082378

ABSTRACT OF THE DISCLOSURE A self-contained display module of light-emitting diodes (LEDs) is disclosed which has an array of LEDs in a four-edge- abuttable pattern on one surface of a substrate, while refresh memory and row and column driving circuitry for the LEDs are adjacent the opposite surface of the substrate. Visual display assemblies capable of alphanumeric and/or graphic display may conveniently be constructed from a matrix of these modules, when assembled on a common backplane.

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