ISO-certified compound (III-V) semiconductor (GaAs, InP, GaN) foundry service provider that manufactures technology leading, ... high performance, high quality, semiconductor devices. Portfolio offerings include Radio Frequency Integrated Circuits (RFIC) and millimeter wave integrated circuits for the wireless markets, and Photo Detectors and Lasers for optical communications markets. GCS sells foundry services for RF/Wireless and Optoelectronics as well as selling GCS designed proprietary optical wafers and chips. read more