ICT Express Journal is hosted by Elsevier and available online at sciencedirect.com. In addition, ICT Express is now indexed in SCOPUS, Emerging Sources Citation Index (ESCI), and the Directory of Open Access Journals (DOAJ). Prof. Byun now serves as an editor in the field of ICT Convergence Technologies, especially for Antenna systems, Antennas, Beamforming, RF front-end circuitries and modules, Smart antennas.