SiriusXM facing Worldspace patent problems
US pay-radio operator SiriusXM is facing further problems in an argument with Germany’s Fraunhofer-Gesellschaft over a dispute which concerns SiriusXM’s technology on its satellite radio transmissions. Fraunhofer had filed a patent infringement against Sirius in February 2017 alleging that the satellite service is using certain multicarrier modulation (MCM) technologies covered by Fraunhofer patents. The patents […]