Radio Channel Modeling and Measurement, RFIC and Antenna Design, Sensor Networking

1989/8~1999/7 Associate Professor, Department of Communication Engineering, National Chiao-Tung University

1992/11~1994/7 Chairman, Deputy of the Department, Department of Communication Engineering, National Chiao-Tung University

1998~2004 The Second and Third CATV License Reviewing Committees, Goverment Information Office

1999~ present Directorate General of Telecommunications, The First and Second Broadcasting Engineering Auditing Committees and The Frequency Management Consulting Committee, Ministry of Transportation and Communications

1999/8~ present Professor, Department of Communication Engineering, National Chiao-Tung University

2000~2000 Chairman, Taiwan EMC 2000 Conference

2000/8~2001/7 Vice-Director, Department of Communication Engineering, National Chiao-Tung University

2001~ present Member, National Committee, International Union of Raio Science

2001~present Member, Chinese National Laboratory Accreditation Committee

2001~ present Member, National Committee for International Union of Radio Science

2003/7~2005Department Chairman, Dept. of Communication Engineering, National Chiao Tung University

2004~2004Chairman, Technical Program, 2004 Cross Strait Tri-regional Radio Science & Wireless Technology Conference

2005~ present Dean, Engineering College, Chungwha University

2005~ present Professor, Dept. of Electrical Engineering, Chungwha University

2005~2005 Member, Program Committee, 2005 IEEE International Conference on Networking, Sensing and Control (ICNSC 2005)

2005~2005 Vice Chair, Technical Program, 2005 Cross Strait Tri-regional Radio Science & Wireless Technology Conference

2005~2005 Member, Local Advisory Committee, 2005 Symposium on Technology Fusion of Optoelectronics & Communications (STFOC'05) --International Conference on Photonics

2005/8~2007/7 Dean, College of Engineering, Chungwha University

2007/10~2009/9 General Director, Identification and Security TechnologyCenter, Industrial Technology Research Institute (ITRI)