IQE Plc is a holding company, which engages in the development, manufacture, and sale of advanced semiconductor materials. It operates through the following segments: Wireless, Photonics, Infra Red, and CMOS++. The Wireless segment includes mobile phones, smartphones, mobile networks, Wi-Fi, smart metering, satellite navigation, and a plethora of other connected devices. The Photonics segment covers applications the either emit or detect light. The Infa Red segment consists of antimonide, and gallium antimonide engineered materials. The CMOS++ segment combines the advanced properties of compound semiconductors with silicon. The company was founded in 1988 and is headquartered in Cardiff, the United Kingdom.