Professor of Millimetre-wave Systems, Imperial College London

Professor of Graduate School of Nano IT Fusion Technology, Seoul National University of …

Professor Emeritus, University of Electro-Communications

Department of Biomedical / Electronic Engineering, Hanyang University

University of Westminster, London

Postdoc Reseacher, Ulsan National Institute of Science and Technology

Invited Professor, Kyoto University

School of Electrical Engineering, Xi'an Jiaotong University

Assistant Professor in EECS at the University of Michigan Ann Arbor

Ulsan National Institute of Science and Technology, South Korea