1. Malla Reddy Engineering College,Dept. of Physics,Secunderabad,India
2. Malla Reddy Institute of Engineering and Technology,Dept. of ECE,Hyderabad,India
3. Malla Reddy Engineering College,Dept. of Pysics,Secunderabad,India
4. CVR College of Engineering,Dept. of ECE,Hyderabad,India
5. SSM College of Engineering,Dept. of ECE,Komarapalayam,Tamilnadu,India