LED DISPLAY UNIT, LED DISPLAY DEVICE, AND LED DISPLAY SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide an LED display unit, an LED display device and an LED display system which can efficiently display an image with the increased number of colours without complicating the system configuration.SOLUTION: The LED display unit comprises: an LED display unit 200 having a plurality of pixels 210 including two or more LED emission units each emitting light in different colours from each other; driver units 310, 320, 330 performing light emission control of the LED emission units of the LED display unit 200; two image data memories 410, 420 each storing image data DI to be displayed on the LED display unit 200; an image data input unit 510 into which the image data DI is input; and a control unit 600 setting any one of the two image data memories 410, 420 as an input mode in which the image data DI from the image data input unit 510 is written, and setting the other of the two image data memories 410, 420 as an output mode which enables the image data DI to be read.