1. Department of Electronics and Computer Engineering, Pulchowk Campus, Institute of Engineering, Tribhuvan University, Kathmandu 19758, Nepal
2. Department of Electronics and Computer Engineering, Thapathali Campus, Institute of Engineering, Tribhuvan University, Kathmandu 19758, Nepal
3. Department of Electronics and Computer Engineering, Advanced College of Engineering and Management, Institute of Engineering, Tribhuvan University, Kathmandu 19758, Nepal