1. Department of Electronics and Communication EngineeringMadanapalle Institute of Technology & ScienceMadanapalleAndhra Pradesh517325India
2. Department of Electronics and Communication EngineeringVaagdevi College of EngineeringWarangalTelangana506005India
3. Department of Electronics and Communication EngineeringMotilal Nehru National Institute of Technology AllahabadPrayagrajUP211004India
4. Federal University of PiauíTeresinaPIBrazil
5. Instituto de Telecomunicaç oesAveiroPortugal