ACKNOWLEDGEMENT

I would like to offer my sincere thanks and gratitude to all those who helped

me in many ways in completion of this project.

I express heartfelt gratitude to my beloved guide Sri A. RAGHU RAM,

Associate Professor, Department of EEE, JNTU College of Engineering, Hyderabad

for his valuable guidance, significant suggestions and help in every respect to

accomplish the project work. His novel association of ideas, encouragement,

appreciation and his intellectual zeal has motivated me to venture this project

successfully. He has been a continuous source of inspiration to me throughout the

work.

I also express my sincere thanks and gratitude to Dr. N. YADAIAH,

Professor & Head of the Department, Department of EEE, JNTU College of

Engineering, Hyderabad for the kindness and encouragement he showed during my

entire course.

Finally, I would like to thank our teaching and non teaching staff, my family

members and my friends for their co-operation during the course of this work.

SRINIVAS ADEPU

(09011D4919)