The group's principal activity is to develop and market intellectual property for broadband communications. The group licenses the intellectual property to semiconductor companies that build integrated circuits based on the technology. The group offers digital subscriber line (DSL) technology for the telecommunications industry. Dsl enables telephone companies to use their existing copper telephone lines to offer broadband services. The group's DSL offers a technology package for asymmetric digital subscriber line (adsl). Adsl is a broadband service that is primarily targeted at residential telephone customers for high-speed Internet accesses. The group licenses the intellectual property worldwide through direct sales force. The group's semiconductor customers are analog devices, inc., infineon technologies, ag and intel corporation.