M&A, Strategies, Alliances ON Semiconductor has acquired Axsem for an undisclosed price. Axsem makes RF ICs for Sigfox, EnOcean and Wireless M-BUS, and will expand ON’s IoT portfolio. Huawei showed off its IoT Connection Management Platform at its developer conference, with a focus on using open APIs but not developing apps itself. Verizon says its IoT revenues have hit $495m in the first 9 months of 2015. TV software company SoftAtHome has joined the AllSeen Alliance. Cisco is acquiring ParStream, a Big Data PaaS that specializes in network-edge processing and mass-volume ingest. Hardware ARM has announced that its new Mali-470 GPU is available for licensing. Aimed at wearables and IoT devices, it promises smartphone-quality graphics, with the first devices expected…