Sergey Borodin Nam-Hyun Kim KANG CHONG YUN Kim Hyun Jai YOON SEOK JIN 2024-01-13T12:32:19Z 2024-01-13T12:32:19Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/106837 English chip-type Control system for piezoelectric ultrasonic motor Conference 2 The International Conference on Electrical Engineering Proceeding, v.4 The International Conference on Electrical Engineering Proceeding 4 KO