1. GMR Institute of Technology,Department of Information and Technology,Rajam,India
2. Institute of Technology, NITTE (Deemed to be University),Deparmtent of Electrical and Electronics Engineering NMAM,Karnataka,574110,India
3. GMR Institute of Technology,Department of Electrical and Electronics Engineering),Rajam,India
4. University of Johannesburg,Department of Electrical and Electronic Engineering Technology,South Africa