NEC Advanced Networks (formerly kown as Blue Danube Systems) is a company developing mobile wireless access solutions. It offers BeamCraft, a coherent massive MIMO (multiple inputs, multiple outputs) product that leverages proprietary high definition active antenna systems enables run-time antenna calibration and synchronization. The company also develops BeamPlanner, cloud-based planning, optimization, and management software for beamforming antenna systems that utilize artificial intelligence and machine learning to dynamically respond to traffic demand, predict patterns, and optimize wireless capacity and coverage.