Amid mobile slump, Samsung needs more outside customers for its chips and panels

By Se Young Lee SEOUL (Reuters) - As Samsung Electronics Co Ltd sells fewer of its own smartphones, the South Korean group's components businesses are under pressure to pick up the slack and secure external customers for chips and display panels, including putting these in rival mobile devices. Samsung Display has begun supplying organic light-emitting diode (OLED) panels to Chinese smartphone makers Lenovo , Coolpad , Oppo Electronics and Vivo Electronics. "Samsung Display's desi