QR code campaigns are getting more popular every year, yet consumers start to complain that they cannot scan QR codes easily or successfully on LED displays or LED billboards. Providing the solution of “scannable QR code”on LED display, Macroblock, devoted to LED display driver IC technology, held QR code campaign with LED display customers at Infocomm 2013 to prove the QR code scan-ability on LED displays. Audiences enjoyed both the high quality images and the fast response of QR code on LED displays through this campaign, making it a highl...