The scan led display is a kind of led display which used the 1/2 or 1/4 scan method. It is sidely used in the indoor and outdoor led display.
The common used scan method led display has:
①Indoor full color led display: common used the 1/8 scan l;
②Indoor single and double color led display: common used the 1/16 scan;
③Outdoor single and double color led display: common used the 1/4 scan.
The scan led display needs the line control circuit to control it, every size of led can connected to the main control board, driving board and hub card, even can connect without PCB boards. The circuit of the driving is simple, two IC can drive eight LEDs which under 8".And the consumption of the led display is lower, compared to the static led display in the same size, it is only 25% of the static’s.