- Peregrine Semiconductor, a Murata company, is a leading fabless provider of high-performance, radio frequency integrated circuits, or RFICs. The company’s solutions leverage UltraCMOS® technology, a patented, advanced form of silicon on insulator (SOI) that enables the design, manufacture, and integration of multiple RF, analog, and digital functions onto a single chip. Advancing the performance of RF SOI since 1988, Peregrine delivers the monolithic integration and superior performance necessary to solve the RF market’s biggest challenges. Peregrine holds more than 240 filed and pending patents and has shipped more than 3.5 billion UltraCMOS units.