1. Department of Electronic Engineering, Kwangwoon University, 447-1 Wolgye-dong, Nowon-gu, Seoul 01897, Republic of Korea
2. Human IoT Focused Research Center, Kwangwoon University, 447-1 Wolgye-dong, Nowon-gu, Seoul 01897, Republic of Korea
3. SnE Solution Co., Ltd, 447-1 Wolgye-dong, Nowon-gu, Seoul 01897, Republic of Korea