Article By : Margot Deruyck, WAVES Researchers from imec and Ghent University have built a comprehensive network design tool that helps service providers better prepare for 4G's and 5G's RAN deployment challenges. 5G development and deployment are accelerating, especially in Asia. Field trials are underway, components are coming, and testing covers the spectrum in more ways than one. What are the challenges and how is the ecosystem shaping up? Find out more in this month’s In Focus series.