King Fahd University of Petroleum and Minerals College of Computer Science and Engineering Computer Engineering Department Final Report for the Internal Project (IN000287): Development of Digital Circuit Techniques for Clock Recovery and Data Re-Timing for High Speed Non-Return-to-Zero Source-Synchronous Serial Data Communications Muhammad E. S. Elrabaa P.O.Box 584, Dhahran-31261 Saudi Arabia Email: elrabaa@kfupm.edu.sa JUNE 2007