1. Metamaterial/EBG physics and engineering for antenna applications.
2. MIMO antenna design and system performances evaluation
3. Antenna Featured Design: miniaturization, decoupling, multiband, broadband/UWB, and circularly polarized designs
4. Microwave circuit design: balun, power divider, and 90o hybrid applications
5. Practical antenna design, implementation, and measurement for various applications (2G/3G/LTE/WiFi/60GHz/Satellite)