IXYS Corporation is an integrated semiconductor company. It specializes in the development, manufacture and marketing power semiconductors, advanced mixed-signal integrated circuits (ICs), application specific integrated circuits (ASICs), microcontrollers, systems and radio frequency (RF), and power semiconductors. The Company's power semiconductor products are divided into two primary categories: power MOS, or metal-oxide-silicon, and power bipolar products. It designs and sells ICs that has applications in telecommunications, display, power management, security systems and appliances. In fiscal 2012, ICs constituted approximately 17.3% of its revenues. In fiscal 2012, system and RF semiconductors constituted approximately 7.2% of the Company's revenues. In July 2013, IXYS Corp completed its previously announced acquisition of Samsung's 4- and 8-bit microcontroller line. Effective April 1, 2014, IXYS Corp acquired Incide SA.