1. Department of Radio Science and Engineering; Kwangwoon University; 447-1 Wolgye-dong, Nowon-gu Seoul 139-701 Korea
2. RFIC Research Center, Kwangwoon University; 447-1 Wolgye-dong, Nowon-gu Seoul 139-701 Korea
3. Seeker & Eo/IR R&D Lab; LIG Nex1, 148-1, Mabuk-Dong, Giheung-Gu, Yongin City Gyeonggi-Do 446-912 Korea
4. Department of Transportation System Engineering; Ajou University; 206 Worldcup-ro, Yeogtong-gu, Suwon-si Kyounggi-do 443-749 Korea
5. Department of Railroad Electrical System Engineering; Woosong University 17-2 Jayang-dong; Dong-gu Taejeon 302-718 Korea
6. School of Military NCOs/Military Electronic Communications; Yeung Jin College, #35, Bokhyun-ro Buk-gu Daegu 702-721 Korea