United Monolithic Semiconductors was established in 1996, which is a joint venture of Thales and EADS. They focus much attention on provide a European source of III-V technologies and product. UMS are engaging in designing, producing and marketing wave components and integrated circuits for the Telecom, space, Defense, automotive and ISM industries. UMS has industrial facilities in Ulm, Germany and Orsay, France and sales offices in Lowel, MA USA and Shanghai. Their products line includes attenuator, core chip RX-TX, detector, dielectric resonator oscillator, digital variable gain amplifier, diode, down converter, high power amplifier, low noise amplifier, mixer, X4 multiplier, X3 multiplier, X2 multiplier, X6 multiplier, phase shifter, power amplifier, prescaler, splitter amplifier, switch, transistor, transponder, variable gain amplifier, voltage control oscillator. UMS as a global network of representatives and distributors is committed to developing partnerships with application and sector specialists who can benefit from advanced III-V technologies. They have received ISO9001:2000, ISO14001:2004, ISO/TS16949:2002 certifications. Their mission are “To be a global provider of MMICs solutions for communications, radar, electronic warfare and RF systems”, and “To offer independent advanced ‘ITAR free’ MMICs and foundry services to the worldwide market”.