- Signal & Image Processing
- Audio/Video Signal Processing
- Image and Video Compression
- Watermarking/Scrambling
- Multimedia data compression
- Digital Watermarking
- Wavelet transform and its applications
- Video communication
- Standard video compression (EVRC, G.72x, MPEG-x, H.26x, SVC, MVC, etc)
- M/M communication over Internet and control method
- M/M compression, communication, and security over mobile terminal
