- MS, Department of Electrical Engineering, National Cheng Kung University, ROC
- BS, Department of Computer Science and Information Engineering, Tamkang University, ROC
- Failure Detection and Recovery in Cellure IP Networks, June 2002.
- Mobile IP
- W. J. Zhang, K. F. Ssu, “Failure Detection and Recovery in Cellular IP Networks," Symposium on Digital Life and Internet Technologies, June 2002.
- C. H. Ou, K. F. Ssu, W. J. Zhang, “Fault-Tolerant Cellular IP with Multiple Gateways,” Journal of Computers, vol. 20, no. 4, Jan. 2010.