support to my research. It is a great opportunity to study and work with their supervision. In addition, I would like to thank the members of my thesis examination committee for their time and feedback to improve the quality of my thesis.I also want to thank the members of my laboratory mates for their helping on technical problems for my project. Thanks to my friends in Center of Integrated Circuits and Systems (CICS). I appreciate the friendships and support from them.
Thanks to CICS for workstation of CADENCE and Nan YangTechnological University for funding this project.Finally, I am very grateful to my family for their encouragement, understanding and moral support, which made this work into a completed endeavor. Especially, I would like to express my deep appreciation to my husband, Wang KaiFei who has accompanied me with his strong encouragement and support in these years. I also thank my daughter YaXin for the joy she has added to my life.