US Patent 10128308 Micro LED display device and method of fabricating the same

The present invention relates to a puzzle-type micro light emitting diode (LED) display device which is capable of implementing a display having various sizes, the micro LED display device including: a micro LED panel in which a plurality of micro LED pixels is arranged in rows and columns; and a micro LED driving substrate (backplane) configured to include an active matrix (AM) circuit unit including a plurality of CMOS cells corresponding to the plurality of micro LED pixels, and a control circuit unit disposed in an outer region of the AM circuit unit, in which the control circuit unit is disposed to be adjacent to two sides among four sides of the micro LED panel.