United Monolithic Semiconductors | X-ON
United Monolithic Semiconductors S.A.S. designs, produces, and markets radiofrequency, microwave, and millimeter wave components and integrated circuits for the telecom, space, defense, automotive, and ISM Industries. Its products include attenuators, detectors, diodes, up and down converters, power amplifiers, high power and low noise amplifiers, mixers, multipliers, phase shifters, pre scalers, transistors, transponders, splitter amplifiers, digital variable gain amplifiers, GaN power transistors, dielectric resonator oscillators, and voltage control oscillators. The company also offers MMICs for wireless communication applications, such as broadband wireless, VSAT, high data rate communications, radio links, intelligent traffic systems, automotive ACC and short-range sensors, and ISM wireless applications. It sells its products through a network of representatives and distributors in Europe, Asia, the United States, and internationally. The company was founded in 1996 and is based in Villebon sur Yvette, France. It has industrial facilities in Ulm, Germany and Villebon Yvette, France; and sales offices in Lowel, Massachusetts and Shanghaï, China. United Monolithic Semiconductors S.A.S. operates as a subsidiary of UMS Holding S.A.S.