Display and camera ESD protection in 3G handsetsTA0328 Technical article Display and camera ESD protection in 3G handsets Introduction The introduction of multimedia services in 3G phones is driving the increase in resolution of graphic displays and cameras. The interface between displays and camera modules to the baseband circuit or multimedia processor through the flex cable involves tough cabling constraints and EMI becomes a key concern. To address these issues, several display manufacturers, semiconductor and camera module maker companies have developed high speed serial bus technology to liberate phone designers from crowded and noisy parallel interface designs. Contents 1 The EMI constraints in clamshell phones . . . . . . . . . . . . . . . . . . . . . . . . 2 1.1 1.2 1.3 1.4 Pixel format . . . . . . . . . . . . . . . . . . . . ……