Affiliation: | (1) Deptartment of Mechatronics Engineering, Hanyang University, 1271, Sa 1- dong Sangrok- gu, Ansan, 426- 791 Kyunggi, Korea;(2) Samsung Electronics Co., Ltd., San 24, Nongseo- ri, Kihung- eop, Yongin, 449- 711 Kyunggi, Korea;(3) Deptartment of Mechanical Engineering, Hanyang University, 1271, Sa 1- dong Sangrok- gu, Ansan, 426- 791 Kyunggi, Korea |