The company's principal activities are to design and market premium infrastructure products for high-speed data transmission. These services are provided to the global wireless communication industry. The company operates in two segments: microwave and open network. The microwave segment provides radio frequency and associated components, including satellite receivers, transmitters, transceivers and other ground station products. The open network segment offers digital video broadcasting (dvb) satellite networks and digital products designed for flexibility, performance and reliability. Microwave accounted for 74% of 2001 revenues and open network, 26%.